Get Free 2015 CHEVROLET CORVETTE V8, 6.2L; DOHC; 16V; DI TSBs

Released 7/23/2020
LIN Bus Diagnostic Information

Released 7/10/2020
Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information

Released 7/10/2020
Warranty Administration - Transportation Claim Submission Requirements

Released 6/24/2020
Warranty Administration - Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only)

Released 5/27/2020
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 5/20/2020
IPC Odometer Programming Method Quick Reference Guide

Released 5/7/2020
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 5/6/2020
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 4/14/2020
Underbody Component Corrosion

Released 4/3/2020
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 3/20/2020
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 3/18/2020
Warranty Administration - Courtesy Transportation and Roadside Assistance Programs

Released 2/27/2020
Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only)

Released 1/21/2020
Warranty Administration - Repurchase Vehicle Dealer Processing Fee Labor Operation and Submission Guidelines (U.S. ONLY)

Released 12/17/2019
Diagnosing Various Concerns On A Power Folding Top

Released 12/12/2019
Service Programming System (SPS) Errors (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961)

Released 11/25/2019
Use of Dealer Case Management (DCM) and Technician Preparedness for Contacting U.S. Technical Assistance (TAC)

Released 10/16/2019
Information for Dealers on How to Submit a Product Information Report (PIR) (Canada Only)

Released 9/6/2019
Procedure For Attaching GDS2 Session Logs To Technical Assistance Cases Using Dealer Case Management (US Dealers Only).

Released 9/5/2019
Creak/Pop Noise From Front Over Bumps

Released 8/19/2019
GM Wiring Repair Strategy Information

Released 6/26/2019
Information for Electrical Ground Repair - Use New Replacement Fasteners with Conductive Finish

Released 6/19/2019
Warranty Administration - Warranty SPS Control Module Reprogramming

Released 6/13/2019
Do Not Swap Modules in Vehicles with Global Electrical Systems

Released 6/10/2019
Steam/Vapor Coming from Front Grille or Radiator Area

Released 5/21/2019
Shake and/or Shudder During Light Throttle Acceleration Between 25 and 80 MPH (40 and 128 KM/H) at Steady Speed

Released 5/2/2019
Use of Dealer Case Management (DCM) and Technician Preparedness for Contacting U.S. Technical Assistance (TAC)

Released 4/24/2019
Audio Muting When Listening to Some SiriusXM Channels Due to Interference in Some Geographic Locations

Released 4/24/2019
Performance Cold Air Intake Interference at Air Extractor and Hood Blanket

Released 4/23/2019
Intermittent Sunroof Operation, Bind, Noise, Auto-reverse, and/or Water Leaks

Released 4/8/2019
8L45, 8L90 Park System Does Not Engage

Released 4/4/2019
Difficult to Shift into Gear, Intermittent Gear Pop Out and/or Mushy Shifts (No Grind)

Released 4/2/2019
Do Not Swap Modules in Vehicles with Global Electrical Systems

Released 4/1/2019
Information on Proper Use of Floor Mats

Released 3/28/2019
Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information

Released 3/26/2019
Warranty Administration - Updated - Dealer Empowerment Labor Operations and Customer Enthusiasm (U.S. Only)

Released 3/25/2019
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 3/25/2019
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 3/22/2019
Information on Proper Use of Floor Mats

Released 3/22/2019
Engineering Information (EI) Process

Released 3/18/2019
Information for Electrical Ground Repair - Use New Replacement Fasteners with Conductive Finish

Released 3/14/2019
Properly Maintaining Vehicles in Dealer Inventory

Released 3/14/2019
Door Rattle Noise from Outside of Vehicle During High Radio Volume or High Bass Levels

Released 3/13/2019
Procedure For Attaching GDS2 Session Logs To Technical Assistance Cases Using Dealer Case Management (US Dealers Only)

Released 3/13/2019
Procedure For Emailing Global Diagnostic System 2 (GDS2) Session Log To GM TAC (US and Canada Dealers Only).

Released 3/8/2019
Procedure For Emailing Global Diagnostic System 2 (GDS2) Session Log To GM TAC (US and Canada Dealers Only)

Released 3/6/2019
Verifying Odometer Accuracy

Released 3/4/2019
Information on Electronic Limited Slip Differential (eLSD) Operation and Driver Information Center (DIC) Wheel Slip Screen

Released 3/4/2019
Chirp, Squeak Noise from Rear of Vehicle

Released 2/26/2019
Requesting a New Key Code for Customer with Lost or Stolen Keys

Released 2/8/2019
Warranty Administration – Labor Operation 0600014 – Suspected Tampering or Vehicle Modifications

Released 2/5/2019
Properly Maintaining Vehicles in Dealer Inventory

Released 1/31/2019
Use of Dealer Case Management (DCM) and Technician Preparedness for Contacting U.S. Technical Assistance (TAC)

Released 1/31/2019
Comeback Prevention Information and Using Customer Concern Verification Sheets (CCVS)

Released 1/18/2019
Warranty Administration - Revised Wiring Repair Labor Operations and Required Additional Information

Released 1/14/2019
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 1/8/2019
Warranty Administration - Transportation Claim Submission Requirements

Released 1/2/2019
Photographing Various Vehicle Concerns and Submitting Them to the GM Technical Assistance Center (TAC)

Released 12/21/2018
Warranty Administration - Customer Concern Not Duplicated (CCND) Labor Operation Numbers

Released 12/17/2018
GM TAC Support of Vehicle Vibration Complaints - U.S. and Canada Dealers Only

Released 12/17/2018
Diagnostic Tip: EL-51578 MOST Bus Diagnostic Tool Kit

Released 12/13/2018
Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC)

Released 12/5/2018
Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices

Released 12/5/2018
Warranty Administration - Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 11/30/2018
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 11/27/2018
Information for Dealers/Service Advisors on When and How to Submit a Pre-Repair Authorization (PRA) (U.S. Dealers Only)

Released 11/20/2018
Requirements For OnStar Over The Air Programming And Updates

Released 11/20/2018
Information for Dealers/Technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only)

Released 11/20/2018
Diagnostic Tips: XM Audio Traffic And Travel Link Availability And Operation

Released 11/13/2018
Front Seat Back Cover Pulling Loose from Seat Back Finish Panel

Released 11/13/2018
Front Tire Chatter/Noise vs. Rear Differential Chatter

Released 11/5/2018
Working with GM on a Product Assistance Claim (PAC)

Released 11/2/2018
Warranty Administration - Guidelines for Multiple Repairs with Independent Causes (GM Canada Dealers only)

Released 11/2/2018
Chrome Flag Emblem Fractured and/or Section of Emblem Missing On Touring Seat Back

Released 10/30/2018
Warranty Administration - Labor Operation 0600018 - Personal Property Damage

Released 10/29/2018
Ticking Rattle Or Buzz Noise Heard The Best In The Passenger Compartment

Released 10/29/2018
Engine Misfire May Be Due To loose Spark Plug Wires

Released 10/26/2018
Use of Surface Conditioning Disks When Cleaning Gasket Sealing Surfaces and/or Reused Parts

Released 10/23/2018
Vehicle Vibration Diagnosis and TAC Requests For Assistance With Vibration Related Complaints

Released 10/23/2018
Information on Disabling Passive Locking / Unlocking from Vehicle Outside Door Handles (U.S. and Canada Only)

Released 10/19/2018
Vehicle Vibration Diagnosis and TAC Requests For Assistance With Vibration Related Complaints

Released 10/17/2018
Vehicle Vibration Diagnosis and TAC Requests For Assistance With Vibration Related Complaints

Released 10/15/2018
SES Light, Misfire, DTC P0300, And/or A Chirp, Squeak, Squeal, Or Tick Noise - Potential

Released 10/10/2018
AC Blows Warm or Poor Performance

Released 10/8/2018
PAC Courtesy Transportation Assistance Program

Released 10/5/2018
Information on Summer Tire Performance and Tire Cold Weather Cracking

Released 10/4/2018
Shake Or Shudder On Acceleration

Released 10/3/2018
Diagnostic Tip: Fuel Injected Gasoline Engines Possible No Start Extended Crank or Fuel Pressure Related DTCs

Released 10/3/2018
Engine Replacement After Severe Internal Engine Damage - Replace Intake Manifold

Released 10/3/2018
IPC Odometer Programming Method Quick Reference Guide

Released 10/1/2018
Adding NPP Performance Exhaust

Released 9/26/2018
Diagnostic Tip - Security Light on Intermittently / No Crank/No Start or Start Stall / Keyless Access Vehicles May Display No Remote/Fob Detected / Poor or No RKE Range / Service TPM

Released 9/11/2018
Warranty Administration - Essential Tools that Include Consumable Parts (U.S. Only)

Released 9/5/2018
Information on A/C Odors During Start Up in Hot Humid Climates

Released 8/30/2018
Rattling Noise Emitting from Driveline

Released 8/28/2018
Procedure For Emailing Global Diagnostic System 2 (GDS2) Session Log To GM TAC (US and Canada Dealers Only)

Released 8/24/2018
Variable Diagnostic Time Allowances (U.S. Only)

Released 8/24/2018
IPC Odometer Programming Method Quick Reference Guide

Released 8/22/2018
Audio Volume Stuck High or Low with No DTCs

Released 8/22/2018
Rear and Side Tempered Glass Spots (Quench Marks)

Released 8/22/2018
OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification

Released 8/22/2018
Oil Change Information for Chevrolet Corvette

Released 8/22/2018
Hem Flange Rust Repair

Released 8/22/2018
Diagnostic Tips for Odor Emanating from HVAC System

Released 8/22/2018
Engineering Information - Intermittent or Erratic Power Seat, Memory Seat Recall or Easy Exit Seat Recall Functions

Released 8/22/2018
Driveline Support (Torque Tube) / Propeller Shaft Input to Front Hub Bearing Alignment

Released 8/22/2018
Information on Paint Stain Under Protective Shipping Film

Released 8/22/2018
Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center

Released 8/8/2018
Alleged Cylinders Out Of Round

Released 7/25/2018
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 7/24/2018
Intake Manifold Inspection/Replacement After Severe Internal Engine Damage

Released 7/24/2018
Information on Internal Engine Noise or Damage After Oil Filter Replacement

Released 7/23/2018
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 7/16/2018
LT4 Supercharger Belt LT1 Accessory Drive Belt Tensioner Noise with A light Tip In AFM

Released 7/6/2018
Diagnostic Aid: Part Identification For Next Generation Infotainment Components And Correct Labor Codes

Released 7/3/2018
Intermittent Sunroof Operation, Bind, Noise, Auto-reverse, and/or Water Leaks

Released 7/3/2018
Diagnostic Tip - Memory Seat / Power Seat Operational Characteristics

Released 6/22/2018
Dealer Responsibility for Cargo Carrying Capacity Labeling

Released 6/21/2018
Information on New Refrigerant (R1234yf) for A/C Service

Released 6/20/2018
AC Blows Warm or Poor Performance

Released 5/30/2018
Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information

Released 5/25/2018
Information on New Refrigerant (R1234yf) for A/C Service

Released 5/23/2018
Diagnostic Tip: Apple Device Connectivity Issues due to USB Cord Concern

Released 5/21/2018
Various Engine Noises During Cold Start and Warm Engine Operation

Released 5/15/2018
Information on New Refrigerant (R-1234yf) for A/C Service

Released 5/14/2018
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 5/10/2018
Warranty Administration - Courtesy Transportation and Roadside Assistance Programs

Released 5/4/2018
Warranty Administration - Proper Labor Operation Selection and Causal Part Identification for Warranty Transactions

Released 4/25/2018
Fuel Injector Seal Replacement for Fuel Odor and/or Extended Cranking

Released 4/20/2018
Accessory Power Outlet and Trailer Lighting Fuse Replacement Labor Operation 5430130 Fuse Replacement

Released 4/19/2018
Fuel Leaks at the Primary Fuel Pump Module Flange

Released 4/19/2018
Information on Engine Oil Life Monitor Operation Calculation

Released 4/11/2018
Change Brake Pads- Message Displayed in DIC

Released 4/9/2018
Information on Water or Ethylene Glycol in Transmission Fluid

Released 4/6/2018
Underbody Component Corrosion

Released 3/27/2018
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 3/27/2018
Extended Crank Cold With DI (Direct Injected) Engines

Released 3/26/2018
GM of Canada New Vehicle Tire Warranty Program and GWM Transaction Submission Information

Released 3/19/2018
Reduced Performance or Malfunction Indicator Lamp Illuminated with DTC P0300 (Engine Misfire Detected) Set After Service or Replacement of the Charge Air Cooler

Released 3/16/2018
Eliminating Unwanted Odors in Vehicles

Released 3/12/2018
Normal Characteristic - Sag Or Hesitation On Acceleration

Released 3/9/2018
Customer Satisfaction Program - Vehicle Communication Interface Module (VCIM) Programming Not Completed

Released 3/9/2018
GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period

Released 3/8/2018
Repair Guidelines for Engine Component Wear

Released 3/7/2018
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 2/28/2018
Red LED, No WiFi Operation, and/or Limited OnStar Module Functionality After OnStar Module Replacement for Another Condition

Released 2/27/2018
Warranty Administration - Updated - Dealer Empowerment Labor Operations and Customer Enthusiasm (U.S. Only)

Released 2/2/2018
Do Not Swap Modules in Vehicles With Global Electrical Systems

Released 2/1/2018
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 1/17/2018
Warranty Administration - Warranty Claims Submission - Outside Rear View Mirrors

Released 12/7/2017
Dealer Responsibility for Cargo Carrying Capacity Labeling

Released 12/6/2017
Normal Characteristic - Clock Does Not Update or Slow to Update

Released 11/28/2017
Intermittent Radio Blank Display With or Without Audio and MOST BUS Diagnostic Aid

Released 11/17/2017
Memory Mirror Positions Lost and/or Reverse Tilt is Inoperative

Released 11/17/2017
Information on COAX Repair Kit Availability

Released 11/17/2017
Intermittent Malfunction Indicator Lamp (MIL) Illuminated, DTC P2138 with Reduced Engine Power (Repair Instrument Panel (IP) to Body Harness Connector)

Released 11/7/2017
Verifying Odometer Accuracy

Released 10/20/2017
PQC 2015-2018 8L45 8L90 Automatic Transmission Park Actuator Rod Restriction

Released 10/6/2017
Clicking Noise from Front Wheels While Turning at Slow Speeds

Released 10/6/2017
Diagnostic Tip - Diagnosing Vehicles with OnStar DTC B101D -37

Released 9/28/2017
Diagnostic Tip: OnStar Vehicles with B101D and Symptom Codes

Released 8/30/2017
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 8/29/2017
Convertible Top Creak or Snap Noise While Driving

Released 8/23/2017
Paint-less Dent Repair Process

Released 7/25/2017
Information on How to Prevent Inadvertent Vehicle Starting from Key Fob or OnStar Mobile Application

Released 7/25/2017
Information on Changes to SPS that Warn/Prohibit Reprogramming a Module With Its Current Calibration

Released 7/21/2017
Information on Normal Characteristic - Vehicle Unable to Move After Being Parked for an Extended Period of Time

Released 6/30/2017
Stalling - Hesitation - Lack Of Performance P018B and/Or P2635 Setting In High Ambient Temperatures

Released 6/23/2017
Warranty Administration - Courtesy Transportation and Roadside Assistance Programs

Released 6/22/2017
Customer Satisfaction - OnStar System Inoperative - Chip Corruption

Released 6/22/2017
Interior Cleaning -- Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer --Product Availability

Released 6/16/2017
Properly Maintaining Vehicles in Dealer Inventory

Released 6/16/2017
Seat Belt Extender Availability

Released 6/15/2017
Coolant Loss And/Or Coolant Odor

Released 6/14/2017
Air Conditioning Odor (Install Evaporator Core Dryer Kit and Apply Cooling Coil Coating)

Released 6/13/2017
Diagnostic Tip: Performance Data Recorder SD Card Not Recognized

Released 6/12/2017
Rear Wheel Drive Manual Transmission Restriction

Released 5/10/2017
Warranty Administration - Automatic Transmission Oil Cooler Flush and Flow Test

Released 4/28/2017
Wireless Charging Module Diagnosis

Released 4/25/2017
SES Light with Fuel Trim and or Oxygen Sensor Codes

Released 4/19/2017
Non-Design Intent Wheel Lock Nuts and Lug Nuts

Released 4/12/2017
Underbody Component Corrosion

Released 4/10/2017
Information on Proper Use of Floor Mats

Released 3/29/2017
Information on Driveline Clunk Noise

Released 3/21/2017
Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or Right, Wanders, Follows Depressions in Road Surface, Tramlining

Released 3/21/2017
Information on Installation of Stage One and Two Rear Wicker Bills on Spoiler

Released 3/17/2017
Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies

Released 3/17/2017
Information on Corvette and Camaro ZL1 Exhaust Tone During Wide Open Throttle while in Sport or Track Modes

Released 3/15/2017
Warranty Administration - Field Action Courtesy Transportation Policy

Released 3/10/2017
Security Code Input Message with SPS Error Code E5659, M5304 and/or M5530 During TIS2web Programming

Released 3/7/2017
Engineering Information - Hard to Shift or Pops Out of Selected Gear Concerns That Cannot Be Duplicated

Released 2/20/2017
EBCM Wheel Speed Sensor Diagnostic Aid for ABS Message - Click or Ratchet Noise - Service Traction Message - Service Stabilitrak Message - Service Steering Message

Released 2/1/2017
Surge Misfire Feeling Sensation During Highway Steady State Driving

Released 2/1/2017
Performance Data Recorder Track Timing Error Noticeable When Using Playback Software

Released 2/1/2017
Intermittent Rattle or Fluttering Noise from Front of Dash at Idle

Released 1/24/2017
Rear Roof Weatherstrip Sticks Out After Installing Removable Roof

Released 12/19/2016
Information on Inappropriate Warranty Claims Submitted for Damaged Radios and Instrument Panel Clusters (IPCs)

Released 12/9/2016
GM of Canada New Vehicle Tire Warranty Program and GWM Transaction Submission Information

Released 12/6/2016
Delayed Engagement After Sitting With Engine Off - Clutch Slow to Fill

Released 11/23/2016
Engineering Information - Vehicle Crank with No Start or Stalling with DTC P0011 and/or P00C6 Set

Released 11/15/2016
Alleged Cylinders Out Of Round

Released 11/10/2016
Information on Side Door Window Glass Chipping Caused by Hanging Vehicle Key Lock Box

Released 11/2/2016
Customer Satisfaction Program - Vehicles with Key Codes Improperly Handled by Third Party

Released 10/25/2016
Information on Tire Cold Weather Cracking

Released 10/24/2016
Audio Muting When Listening to Some Sirius XM Channels Due to Interference in Some Geographic Locations

Released 10/21/2016
Information on Using MyBuick, MyCadillac, MyChevrolet, and MyGMC Phone Applications to Control GM Accessory Remote Start Kits

Released 10/13/2016
Engine Misfire/Tick Noise. Malfunction Indicator Lamp (MIL) Illuminated with DTC P0300 Set

Released 10/13/2016
Diagnostic Tip - Service Theft System Message DTC B291B Sym3B

Released 10/7/2016
PQC Assembly Replacement Process - Dealers Required to Contact PQC Prior to Replacing an Assembly

Released 10/7/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 10/3/2016
Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 9/30/2016
Wheel Balancing Machine Finish Damage to Chrome Clad or ChromeTech® Wheels

Released 9/30/2016
Warranty Administration - Warranty Claims Submission - Outside Rear View Mirrors

Released 9/30/2016
Warranty Administration - Labor Operation 0600018 - Personal Property Damage

Released 9/27/2016
Warranty Administration - Labor Operation 0600014 - Suspected Tampering or Vehicle Modifications

Released 9/23/2016
Door Rattle Noise from Outside of Vehicle During High Radio Volume or High Bass Levels

Released 9/22/2016
Information on Inappropriate Warranty Claims Submitted for Damaged Radios and Instrument Panel Clusters (IPCs)

Released 9/22/2016
Hem Flange Rust Repair

Released 9/16/2016
IPC Odometer Programming Method Quick Reference Guide

Released 9/14/2016
OnStar Will Not Power Up

Released 9/12/2016
Engineering Information - Intermittent or Erratic Power Seat, Memory Seat Recall or Easy Exit Seat Recall Functions

Released 9/9/2016
Rough Idle Crank No Start Extended Crank Or Misfire Due to Excessive Carbon On Top of the Valves or Sticking Valves

Released 9/9/2016
Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 8/12/2016
Diagnostic Tip - Memory Seat / Power Seat Operational Characteristics

Released 8/12/2016
Warranty Administration - Servicing Vehicles from Canada (U.S. Dealers Only)

Released 8/3/2016
Non-approval of Clipping (Sectioning of Two Vehicles) for Collision Repair

Released 8/2/2016
Diagnostic Tip - Paint Code Used To Refinish The Underside Of The Rear Hatch Or Decklid

Released 8/2/2016
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 7/28/2016
Engine Misfire, Ticking/Knocking Noise, No Compression due to Piston Damage, Malfunction Indicator Lamp (MIL) Illuminated

Released 7/20/2016
Brake Pulsation and/or Vibration During Brake Apply

Released 7/11/2016
Traction Control Light Flashes Under Hard Acceleration at Higher Road Speeds

Released 7/11/2016
Information for Engine Concerns Resulting from Lack of Scheduled Maintenance, Improper Service or Aftermarket Calibrations

Released 7/5/2016
Lap Timer Function Is Missing From The DIC

Released 6/29/2016
Loss of Radio Controls and/or HVAC Controls

Released 6/28/2016
Delayed Engagement After Sitting With Engine Off

Released 6/10/2016
Information on Proper Use of Floor Mats

Released 6/8/2016
Diagnostic Tip for Malfunction Indicator Light (MIL) Illuminated, DTC P0420 and P0430 Set

Released 6/6/2016
Surge Misfire Feeling Sensation During Highway Steady State Driving

Released 5/31/2016
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 5/16/2016
New U.S. Dealer Special Tool Loan Program

Released 5/13/2016
DTC U0184 Set, Radio Inoperative, Blue Screen, AM Clipping Noise, HD On/Off Status Not Retained in Stations, Time Lag on Transitions, No Audio with Internal Amp, Park Assist Symbol Position Wrong in Rear View Camera

Released 5/13/2016
Accessory Power Outlet and Trailer Lighting Fuse Replacement - Use Global Labor Operation 5430130 Fuse Replacement

Released 5/10/2016
Abnormal Noise And Or Vibration While Driving Due To Non-GM Aftermarket Accessory

Released 4/29/2016
OnStar Diagnostic Alerts Sent When Vehicle is Being Serviced

Released 4/20/2016
Radio Does Not Mute Enough When OnStar Turn-By-Turn Navigation Directions Are Announced (Increase Volume Setting or Request Soft Mute Feature Change Through OnStar Customer Service)

Released 4/12/2016
Information Regarding Magnetic Drain Plugs

Released 4/12/2016
Rear and Side Tempered Glass Spots (Quench Marks)

Released 4/7/2016
Underbody Component Corrosion

Released 4/7/2016
PQC Transmission Exchange 8L90 8 Speed Automatic Transmission Has Ended

Released 4/5/2016
Grease or Sealant Visible on Electronic Power Steering Gear - Should Not Be Interpreted as Leak

Released 4/5/2016
Intermittent Sunroof Operation, Bind, Noise, Auto-reverse, and/or Water Leaks

Released 3/31/2016
Infotainment System Will Not Return to Media After Bluetooth Call Ends

Released 3/29/2016
Being Prepared for TAC, Caller Preparedness and Checklist - Contacting U.S. Technical Assistance (TAC) and Use of Strategy Based Diagnostics

Released 3/17/2016
Creak, Itch and/or Squeaking Type Noise Heard from Instrument Cluster Lens

Released 3/11/2016
Information Regarding Servicing Components Located Near SIR Components

Released 3/7/2016
Information on Slight Vehicle Movement in Park at Start Up After Cold Soak

Released 3/3/2016
Side Detection System Unavailable or Intermittently Side Blind Zone Stops Working

Released 3/2/2016
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 3/2/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 3/2/2016
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 2/24/2016
Staining/Discoloring to Brake Caliper Paint

Released 2/23/2016
Information Regarding Painting Transparent Removable Roof Panel

Released 2/22/2016
Track and Competitive Driving Wheel Alignment Tips

Released 2/17/2016
Clutch Pedal Squeak Noise when Operating

Released 2/15/2016
Diagnostic Aid: Vehicle Position Indicator Showing Incorrect Location After Making A Turn

Released 2/9/2016
Information on Inappropriate Warranty Claims Submitted for Damaged Radios and Instrument Panel Clusters (IPCs)

Released 2/8/2016
Odometer Servicing When The Odometer Cannot Be Set To The Actual Mileage

Released 2/5/2016
Intermittent Loss of Chime from Speaker

Released 2/5/2016
Hem Flange Rust Repair

Released 2/3/2016
Rattle Noise Heard from Engine Bell Housing

Released 1/28/2016
Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices

Released 1/27/2016
Difficult to Shift into Gear, Intermittent Gear Pop Out and/or Mushy Shifts (No Grind)

Released 1/1/2016
Information on Diagnosis and Replacement of Shock Absorber and Strut Due to Fluid Leak

Released 12/18/2015
Malfunction Indicator Lamp (MIL) Illuminated, Intermittently Unable to Shift into Reverse, DTC P0502 Set

Released 12/17/2015
Shift to Park Message Displayed in Drivers Information Center (DIC) When Vehicle is Shut Off

Released 12/17/2015
Information on Installation of Stage One and Two Rear Wicker Bills on Spoiler

Released 12/15/2015
OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification

Released 12/11/2015
Recovery Process from a Controller Reprogramming Interruption

Released 12/8/2015
Difficult to Shift into Gear, Intermittent Gear Pop Out and/or Mushy Shifts (No Grind)

Released 12/3/2015
Information On Track Ready Corvette Related To Track Engine or automatic transmission fluid Temperature

Released 12/1/2015
Front Lower Ball Joint and Knuckle Inspection After Road Hazard Tire/Wheel Damage and/or Noise From the Front End

Released 11/25/2015
GM TAC Support of Vehicle Vibration Complaints - U.S. and Canada Dealers Only

Released 11/23/2015
Verifying Odometer Accuracy

Released 11/20/2015
TAC Part Restriction for US Dealers - Navigation Radio, Radio, Human Machine Interface, Media Player, Radio Display, and Radio Control/Integrated Center Stack

Released 11/18/2015
Tire Hop / Tire Chatter During Tight Turns at Parking Lot Speeds

Released 11/13/2015
Malfunction Indicator Lamp (MIL) On, DTC P2227 Set

Released 11/12/2015
Warranty Administration - Revised Wiring Repair Labor Operations and Required Additional Information

Released 11/6/2015
No XM Audio or Time Shift, Radio Lock-Up, Slow Response, Vertical Line Between Clock and Temperature, Poor FM Reception (Truck Only)

Released 11/3/2015
Diagnostic Tip - Memory Seat / Power Seat Operational Characteristics

Released 10/31/2015
Vibration Analysis Worksheet

Released 10/31/2015
Service Update for Inventory Vehicles Only - 8-Speed Transmission Harsh Shift - Expires December 31, 2015

Released 10/31/2015
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 10/31/2015
Repair Information for Reconnection of Rear Window (Defroster) Contact or Tab

Released 10/31/2015
Information on Proper Use of Floor Mats

Released 10/31/2015
Whistling or Chirping Noise Coming from Front of Engine

Released 10/31/2015
Warranty Administration - Revised Customer Concern Not Duplicated (CCND) / Verified Labor Operation Numbers/How to Submit CCND Transactions in Global Warranty Management

Released 10/31/2015
Information on Installation of Stage One and Two Rear Wicker Bills on Spoiler

Released 10/31/2015
MIL Illuminated with Firm Shifts, DTCs P0606 or P2818

Released 10/31/2015
Malfunction Indicator Lamp (MIL) Illuminated, DTC P0503 Only Set with No Other Symptoms

Released 10/31/2015
Analog Gauges Inoperative and/or Cluster Display at Startup or Cluster Display/Analog Gauges/Backlighting Inoperative Intermittently, Speedometer Analog Gauge Operates in Opposite Direction

Released 10/31/2015
Information on Removal/Cracking of Stainless Steel Wheel Nut Caps

Released 10/31/2015
Heated or Cooled Seat Switches or HVAC Buttons Flashing

Released 10/31/2015
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts

Released 10/31/2015
Performance Data Recorder (PDR) Valet Mode Operation (U.S. Dealers Only)

Released 10/31/2015
No GPS Signal Displayed or Navigation System Does Not Recognize Location of Vehicle

Released 10/31/2015
Control Module Diagnostic Trouble Code(s) (DTC)(s) P0601, P0602, P0603, P0604, P0606, P062F, P06F3, P1621 Shared In Multiple Modules

Released 10/31/2015
Mounting, Balancing and Installation of Accessory Wheels and Tires Available Through GM Accessories

Released 10/31/2015
Rear Hatch Difficult to Close, High Effort to Close Rear Hatch

Released 10/31/2015
Diagnostic Tip: Performance Data Recorder SD Card Not Recognized

Released 10/31/2015
Engine Misfire May Be Due To loose Spark Plug Wires

Released 10/31/2015
Normal Characteristic - Instrument Panel Red Brake Light Intermittently Comes On

Released 10/31/2015
Information on Paint Stain Under Protective Shipping Film

Released 10/31/2015
Warranty Administration - New Vehicle Maintenance Program Cross-Border Servicing between the U.S. and Canada

Released 10/31/2015
Information for Electrical Ground Repair - Use New Replacement Fasteners with Conductive Finish

Released 10/31/2015
Information on Transportation Claim Submission Requirements

Released 10/31/2015
Diagnostic Tips for Preventing Oil Leaks After Changing Oil and Filter

Released 10/31/2015
Information on Poor, Limited, Reduced Remote Keyless Entry (RKE) or Remote Vehicle Start (RVS) Range

Released 10/31/2015
Exterior Lighting Components Tinted or Smoked by an Outside Vendor

Released 10/31/2015
Diagnostic Tip: EL-51578 MOST Bus Diagnostic Tool Kit

Released 10/31/2015
Instrument Cluster Driver Information Center Goes Blank or Analog Speedometer Inaccurate

Released 10/31/2015
Diagnostic Tip for Low Line Pressure or Pressure Regulator Valve Stuck After Pump Cover Replacement

Released 10/31/2015
Use of Nitrogen Gas in Tires

Released 10/31/2015
Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles

Released 10/31/2015
Various HVAC Blower Mode or Temperature Issues / Heated Cooled Seats / Dead Battery / Battery Saver Issues (Reprogram K33 HVAC Control Module)

Released 10/31/2015
PAC Courtesy Transportation Assistance Program

Released 10/31/2015
Creak or Snap Noise Above Windshield from Removable Roof Lift Off Panel While Driving

Released 10/31/2015
Automatic Transmission Shift and Engine Driveability Concerns and/or MIL ON Due to Aftermarket Oil Bath Type Air Filter Use

Released 10/31/2015
Turn By Turn Directions Not Displayed After Canada Upgrade

Released 10/31/2015
Tire Replacement / Mounting Information

Released 10/31/2015
Driving Characteristics of Rear Wheel Drive Vehicles and Available Winter Tires

Released 10/31/2015
Information on New Low Mileage Vehicles (Less Than 1000 Miles) That May Not Pass California Smog Check

Released 10/31/2015
Firm Garage Shifts, Start Up Clunk, DTC P16F3 (Reprogram TCM)

Released 10/31/2015
White Film/Residue on Vehicle Interior, Door Trim Panels and/or Instrument Panel (IP)

Released 10/31/2015
Droning or Booming Noise While Driving at Low Speeds with Convertible Top Down

Released 10/31/2015
Vehicle Vibration Diagnosis and TAC Requests For Assistance With Vibration Related Complaints

Released 10/31/2015
Information on Engine Oil Consumption Guidelines

Released 10/31/2015
Service Parts Safety - Windshield Wiper Motor Failure

Released 10/31/2015
Sway Bar Not Present On Vehicles Equipped With 4-Wheel Independent Suspension (RPO FE1)

Released 10/31/2015
Updated Warranty and Policy Exchange Program for Electronic Products (U.S. and Canada)

Released 10/31/2015
Warranty Administration - Causal Part Requirements for Transactions Submitted to GM for Payment

Released 10/31/2015
Updated Warranty and Policy Program for Electronic Products (U.S. and Canada)

Released 10/31/2015
Warranty Administration - Labor Operation 0600018 - Personal Property Damage

Released 10/31/2015
Information on the Use of Non GM Approved Battery Chargers and Booster Packs

Released 10/31/2015
Poor Performance Data Recorder (PDR) Video Playback Clarity

Released 10/31/2015
Booming Sound During Vehicle Performance Data Recorder Playback

Released 10/31/2015
Information on Drilling High Strength Steel Related to Collision Repair

Released 10/31/2015
Customer Satisfaction - OnStar Module Battery Drain

Released 9/5/2015
Fuel Odor, Fuel Leaks and/or Hard Start

Released 9/5/2015
Intermittent Malfunction Indicator Lamp (MIL) Illuminated, DTC P2138 with Reduced Engine Power (Repair Instrument Panel (IP) to Body Harness Connector)

Released 9/5/2015
MIL Illuminated, DTC P16F3 with Message Displayed Engine Power is Reduced after Cold Start

Released 9/5/2015
Eliminating Unwanted Odors in Vehicles

Released 9/5/2015
Enhancing Field Product Reports with Digital Pictures

Released 8/22/2015
Warranty Administration - Essential Tools that Include Consumable Parts (U.S. Only)

Released 8/8/2015
Information on Proper Use of Floor Mats

Released 8/8/2015
Seat Belt Buckle Latching Issues and/or Seat Belt Warning Lights Illuminated

Released 8/8/2015
Extended Crank Cold With DI (Direct Injected) Engines

Released 8/1/2015
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 7/25/2015
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 7/25/2015
ACDelco Replacement Battery Warranty Procedures

Released 7/18/2015
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 7/18/2015
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 7/12/2015
TOP TIER Detergent Gasoline Information and Available Brands

Released 7/12/2015
Application of Anti-Corrosion Materials

Released 6/27/2015
SES Lamp With Camshaft Actuator Codes After SI Diagnosis Have Been Followed

Released 6/27/2015
Information for Dealers/Technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only)

Released 6/6/2015
Properly Maintaining Vehicles in Dealer Inventory

Released 6/1/2015
Service Update for Inventory Vehicles Only - Drive Audit for Transmission Noise and Loss of Reverse - Vehicle Liimited to 3rd and 4th Forward Gear - Expires October 31, 2015

Released 6/1/2015
Engineering Information — Engine Oil Leak at Lifter Oil Manifold Assembly (LOMA) Seal

Released 6/1/2015
Information on Incorrect Service Part Number on ECM Label

Released 5/30/2015
Usage of E85 Fuel in GM Vehicles

Released 5/23/2015
Information Regarding the Differences Between Leakage and Seepage

Released 5/2/2015
Intermittently Key Will Not Rotate in Door or Ignition Lock Cylinder

Released 4/25/2015
XM Weather Tab Highlights But Does Not Enter

Released 4/11/2015
8L90 Repeat Harsh Shift After Latest TCM Calibration And Relearning The Shift Adapts

Released 3/28/2015
Normal Characteristic - Key Off Radio Operation

Released 3/28/2015
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 3/7/2015
Diagnostic Tip for BCM DTC B101D SYM F0 Set with No Other Symptoms

Released 1/31/2015
Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices

Released 1/1/2015
Blank Display, NAV Screen Audio Content is Unavailable via Speech Recognition, Display Screen is Stuck on Incoming Call View After Phone Call Finished, Rear View Camera Display Blank, USB Issues/Bluetooth/Favorite Bar/Voice, iPod Unable to Detect via USB,

Released 12/7/2014
Diagnostic Tip: OnStar Module Does Not Support All B101D Symptom Codes

Released 11/6/2014
Information For Servicing Fuel Injector Replacement and/or Fuel Injector Oil Ring Seal Replacement

Released 8/8/2014
Concerns Or Questions Regarding The Installation Of Dealer Installed Accessories

Released 8/7/2014
Inside Rear View Mirror is Loose and/or Mirror Mounting Bracket Fell Off

Released 7/14/2014
Powertrain and Various Electrical/Electronic Control Issues

Released 7/8/2014
Procedure For Emailing Global Diagnostic System 2 (GDS2) Session Log To

Released 6/19/2014
Radio Reprogramming Using Techline/Service Programming System (SPS) - Ensuring Correct Vehicle Selection

Released 5/3/2012
Information on Tire Radial Force Variation (RFV)

Released 1/13/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 10/24/2011
Use of Surface Conditioning Disks When Cleaning Engine Gasket Sealing Surfaces and/or Reused Engine Parts

Released 10/13/2011
Eliminating Unwanted Odors in Vehicles

Released 8/23/2011
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 7/21/2017
Information on Normal Characteristic - Vehicle Unable to Move After Being Parked for an Extended Period of Time

Released 6/27/2017
Questions Regarding The Use Of High Performance / High Temperature Brake Fluid During Track Use

Released 6/16/2017
Properly Maintaining Vehicles in Dealer Inventory

Released 6/8/2017
Change Brake Pads- Message Displayed In DIC

Released 4/20/2017
Normal Characteristic - Instrument Panel Red Brake Light Intermittently Comes On

Released 4/12/2017
Underbody Component Corrosion

Released 3/27/2017
Normal Characteristic - Vehicle Unable To Move After Being Parked For An Extended Period Of Time

Released 3/17/2017
Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies

Released 2/20/2017
EBCM Wheel Speed Sensor Diagnostic Aid for ABS Message - Click or Ratchet Noise - Service Traction Message - Service Stabilitrak Message - Service Steering Message

Released 11/18/2016
Clicking Noise from Front and/or Rear Wheels

Released 10/7/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 9/12/2016
Change Brake Pads- Message Displayed In DIC

Released 7/20/2016
Brake Pulsation and/or Vibration During Brake Apply

Released 3/2/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 3/2/2016
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 2/24/2016
Staining/Discoloring to Brake Caliper Paint

Released 1/22/2016
Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies

Released 1/12/2016
Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies

Released 11/12/2015
Clicking Noise from Front and/or Rear Wheels

Released 10/31/2015
Change Brake Pads- Message Displayed In DIC

Released 10/31/2015
Warranty Administration - Revised Customer Concern Not Duplicated (CCND) / Verified Labor Operation Numbers/How to Submit CCND Transactions in Global Warranty Management

Released 10/31/2015
Normal Characteristic - Instrument Panel Red Brake Light Intermittently Comes On

Released 10/31/2015
Normal Characteristic - Vehicle Unable To Move After Being Parked For An Extended Period Of Time

Released 8/1/2015
Properly Maintaining Vehicles in Dealer Inventory

Released 6/6/2015
Properly Maintaining Vehicles in Dealer Inventory

Released 6/1/2015
F/CMVSS Noncompliance - Park Brake Cable Not Connected

Released 6/1/2015
F/CMVSS Noncompliance - Park Brake Cable Not Connected

Released 10/31/2014
Information on Front Brake Rotor Cooling Ring Installation

Released 7/23/2014
Excessive Brake Dust On Wheels

Released 11/28/2017
Track Use Power Steering Gear Cooling Duct

Released 7/18/2017
LT4 Supercharger Belt Tensioner Noise with A light Tip In AFM

Released 5/10/2017
Warranty Administration - Automatic Transmission Oil Cooler Flush and Flow Test

Released 4/18/2017
LT4 Supercharger Belt Tensioner Noise with A light Tip In AFM

Released 8/2/2016
Use of Surface Conditioning Disks When Cleaning Engine Gasket Sealing Surfaces and/or Reused Engine Parts

Released 5/24/2016
Track Use Power Steering Gear Cooling Duct

Released 2/11/2016
Unscheduled Supplemental Services (Including Flushing Services and Additives) and Proper Use of GM Simplified Maintenance Schedules (U.S. Only)

Released 10/31/2015
Warranty Administration - Revised Customer Concern Not Duplicated (CCND) / Verified Labor Operation Numbers/How to Submit CCND Transactions in Global Warranty Management

Released 10/31/2015
Coolant Loss And/Or Coolant Odor

Released 10/31/2015
Information On Track Ready Corvette Related To Track Engine Temperature

Released 3/14/2015
Unscheduled Supplemental Services (Including Flushing Services and Additives) and Proper Use of GM Simplified Maintenance Schedules (Canada Only)

Released 6/26/2020
Procedure For Emailing Global Diagnostic System 2 (GDS2) Session Log To GM TAC (US and Canada Dealers Only)

Released 6/25/2020
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 5/21/2020
Misfire Template

Released 5/20/2020
IPC Odometer Programming Method Quick Reference Guide

Released 5/14/2020
IPC Odometer Programming Method Quick Reference Guide

Released 4/9/2020
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 3/17/2020
8L45 8L90 Internal Wiring Harness Part Numbers By Application

Released 11/26/2019
Key Code Security Rules and Information on GM KeyCode Look-Up Application (U.S. Only)

Released 11/5/2019
J-35616-64B Or EL-35616-58 Terminal Test Probe Information/Repair

Released 9/25/2019
Do Not Swap Modules in Vehicles with Global Electrical Systems

Released 8/19/2019
GM Wiring Repair Strategy Information

Released 7/30/2019
LIN Bus Diagnostic Information

Released 7/16/2019
Multiple U-code Diagnostic Information – With one having symptom Byte 71

Released 6/3/2019
J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead

Released 5/28/2019
Procedure For Attaching GDS2 Session Logs To Technical Assistance Cases Using Dealer Case Management (US Dealers Only).

Released 4/23/2019
Intermittent Sunroof Operation, Bind, Noise, Auto-reverse, and/or Water Leaks

Released 4/2/2019
Do Not Swap Modules in Vehicles with Global Electrical Systems

Released 4/1/2019
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 2/12/2019
Information On Ignition Coil Appearance for V8 Engines

Released 1/29/2019
Cold Weather and Long Stand Time Battery Maintenance and Testing Tips

Released 1/24/2019
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 1/22/2019
Diagnostic Tip - Security Light on Intermittently / No Crank/No Start or Start Stall / Keyless Access Vehicles May Display No Remote/Fob Detected / Poor or No RKE Range / Service TPo

Released 1/18/2019
Warranty Administration - Revised Wiring Repair Labor Operations and Required Additional Information

Released 12/13/2018
Exterior Lamp Condensation and Replacement Guidelines

Released 11/30/2018
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 11/20/2018
Requirements For OnStar Over The Air Programming And Updates

Released 11/20/2018
Diagnostic Tips: XM Audio Traffic And Travel Link Availability And Operation

Released 10/29/2018
Ticking Rattle Or Buzz Noise Heard The Best In The Passenger Compartment

Released 10/29/2018
Engine Misfire May Be Due To loose Spark Plug Wires

Released 10/23/2018
Vehicle Vibration Diagnosis and TAC Requests For Assistance With Vibration Related Complaints

Released 10/23/2018
Information on Disabling Passive Locking / Unlocking from Vehicle Outside Door Handles (U.S. and Canada Only)

Released 10/4/2018
Shake Or Shudder On Acceleration

Released 10/3/2018
IPC Odometer Programming Method Quick Reference Guide

Released 9/26/2018
Diagnostic Tip - Security Light on Intermittently / No Crank/No Start or Start Stall / Keyless Access Vehicles May Display No Remote/Fob Detected / Poor or No RKE Range / Service TPM

Released 8/28/2018
Procedure For Emailing Global Diagnostic System 2 (GDS2) Session Log To GM TAC (US and Canada Dealers Only)

Released 8/24/2018
Variable Diagnostic Time Allowances (U.S. Only)

Released 8/24/2018
IPC Odometer Programming Method Quick Reference Guide

Released 8/22/2018
Audio Volume Stuck High or Low with No DTCs

Released 8/22/2018
Engineering Information - Intermittent or Erratic Power Seat, Memory Seat Recall or Easy Exit Seat Recall Functions

Released 7/24/2018
Information on Internal Engine Noise or Damage After Oil Filter Replacement

Released 7/23/2018
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 7/3/2018
Intermittent Sunroof Operation, Bind, Noise, Auto-reverse, and/or Water Leaks

Released 7/3/2018
Diagnostic Tip - Memory Seat / Power Seat Operational Characteristics

Released 5/23/2018
Diagnostic Tip: Apple Device Connectivity Issues due to USB Cord Concern

Released 4/20/2018
Accessory Power Outlet and Trailer Lighting Fuse Replacement Labor Operation 5430130 Fuse Replacement

Released 4/11/2018
Change Brake Pads- Message Displayed in DIC

Released 3/27/2018
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 3/27/2018
Extended Crank Cold With DI (Direct Injected) Engines

Released 3/7/2018
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 2/28/2018
Red LED, No WiFi Operation, and/or Limited OnStar Module Functionality After OnStar Module Replacement for Another Condition

Released 2/21/2018
Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 2/21/2018
Product Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 2/1/2018
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 12/7/2017
Cold Weather and Long Stand Time Battery Maintenance and Testing Tips

Released 12/6/2017
Normal Characteristic - Clock Does Not Update or Slow to Update

Released 11/17/2017
Memory Mirror Positions Lost and/or Reverse Tilt is Inoperative

Released 11/17/2017
Information on COAX Repair Kit Availability

Released 11/7/2017
Verifying Odometer Accuracy

Released 10/6/2017
Diagnostic Tip - Diagnosing Vehicles with OnStar DTC B101D -37

Released 9/5/2017
Updated Warranty and Policy Exchange Program for Electronic Products (U.S. and Canada)

Released 8/30/2017
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 7/28/2017
Product Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 7/25/2017
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 7/25/2017
Information on How to Prevent Inadvertent Vehicle Starting from Key Fob or OnStar Mobile Application

Released 7/10/2017
Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 6/16/2017
Properly Maintaining Vehicles in Dealer Inventory

Released 6/13/2017
Diagnostic Tip: Performance Data Recorder SD Card Not Recognized

Released 4/6/2017
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers

Released 4/6/2017
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 2/1/2017
Performance Data Recorder Track Timing Error Noticeable When Using Playback Software

Released 1/26/2017
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers

Released 1/17/2017
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 11/7/2016
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 11/2/2016
Customer Satisfaction Program - Vehicles with Key Codes Improperly Handled by Third Party

Released 10/24/2016
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers

Released 10/14/2016
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers

Released 10/13/2016
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 10/13/2016
Diagnostic Tip - Service Theft System Message DTC B291B Sym3B

Released 10/7/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 10/6/2016
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 9/27/2016
Warranty Administration - Labor Operation 0600014 - Suspected Tampering or Vehicle Modifications

Released 9/16/2016
IPC Odometer Programming Method Quick Reference Guide

Released 9/15/2016
Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 9/12/2016
Engineering Information - Intermittent or Erratic Power Seat, Memory Seat Recall or Easy Exit Seat Recall Functions

Released 9/9/2016
Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 8/30/2016
J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead

Released 8/12/2016
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 7/5/2016
Lap Timer Function Is Missing From The DIC

Released 6/14/2016
Prior To Any Circuit Testing

Released 5/16/2016
Warranty Administration - Revised Wiring Repair Labor Operations and Required Additional Information

Released 5/13/2016
Accessory Power Outlet and Trailer Lighting Fuse Replacement - Use Global Labor Operation 5430130 Fuse Replacement

Released 5/13/2016
Exterior Lighting Components Tinted or Smoked by an Outside Vendor

Released 5/6/2016
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 4/26/2016
Dead Battery After Exiting The Vehicle While On A Bluetooth Call

Released 4/22/2016
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 4/20/2016
Cold Weather and Long Stand Time Battery Maintenance and Testing Tips

Released 4/19/2016
Normal Characteristic - OnStar Power Consumption

Released 3/23/2016
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 3/15/2016
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers

Released 3/11/2016
Information Regarding Servicing Components Located Near SIR Components

Released 3/4/2016
Premature Catalytic Converter Failures

Released 3/3/2016
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 3/2/2016
Warranty Code Generated By EL-50313 Midtronics GR8 Battery Tester/Charger Required for Claim Processing On Labor Operation 4041510, 4041520 and 250 Mile/400 Km Labor Operation Restriction (North America ONLY)

Released 3/2/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 3/2/2016
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 2/12/2016
Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage

Released 2/8/2016
Odometer Servicing When The Odometer Cannot Be Set To The Actual Mileage

Released 2/8/2016
Exterior Lamp Condensation and Replacement Guidelines

Released 2/5/2016
Intermittent Loss of Chime from Speaker

Released 1/28/2016
Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices

Released 1/11/2016
High Pressure Fuel System Codes

Released 12/17/2015
Shift to Park Message Displayed in Drivers Information Center (DIC) When Vehicle is Shut Off

Released 11/23/2015
Verifying Odometer Accuracy

Released 11/19/2015
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers

Released 11/12/2015
Warranty Administration - Revised Wiring Repair Labor Operations and Required Additional Information

Released 11/3/2015
Diagnostic Tip - Memory Seat / Power Seat Operational Characteristics

Released 10/31/2015
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 10/31/2015
ACDelco® Replacement Battery Warranty Procedures

Released 10/31/2015
Cold Weather and Long Stand Time Battery Maintenance and Testing Tips

Released 10/31/2015
Warranty Administration - Revised Wiring Repair Labor Operations and Required Additional Information

Released 10/31/2015
Warranty Administration - Revised Customer Concern Not Duplicated (CCND) / Verified Labor Operation Numbers/How to Submit CCND Transactions in Global Warranty Management

Released 10/31/2015
MIL Illuminated with Firm Shifts, DTCs P0606 or P2818

Released 10/31/2015
J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead

Released 10/31/2015
Analog Gauges Inoperative and/or Cluster Display at Startup or Cluster Display/Analog Gauges/Backlighting Inoperative Intermittently, Speedometer Analog Gauge Operates in Opposite Direction

Released 10/31/2015
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 10/31/2015
Normal Characteristic - Instrument Panel Red Brake Light Intermittently Comes On

Released 10/31/2015
Navigation Estimated Time of Arrival Incorrect/Inaccurate

Released 10/31/2015
Information for Electrical Ground Repair - Use New Replacement Fasteners with Conductive Finish

Released 10/31/2015
Information on Poor, Limited, Reduced Remote Keyless Entry (RKE) or Remote Vehicle Start (RVS) Range

Released 10/31/2015
Exterior Lighting Components Tinted or Smoked by an Outside Vendor

Released 10/31/2015
Diagnostic Tip: EL-51578 MOST Bus Diagnostic Tool Kit

Released 10/31/2015
XM Weather Tab Will Highlight But Can Not Enter/Access

Released 10/31/2015
Firm Garage Shifts, Start Up Clunk, DTC P16F3 (Reprogram TCM)

Released 10/31/2015
Cold Weather and Long Stand Time Battery Maintenance and Testing Tips

Released 10/31/2015
Updated Warranty and Policy Exchange Program for Electronic Products (U.S. and Canada)

Released 10/31/2015
Radio Inoperative with No Communication and DTC U0184

Released 10/31/2015
Information on the Use of Non GM Approved Battery Chargers and Booster Packs

Released 9/12/2015
Accessory Power Outlet and Trailer Lighting Fuse Replacement - Use Global Labor Operation 5430130 Fuse Replacement

Released 9/5/2015
Warranty Code Generated By EL-50313 Midtronics GR8 Battery Tester/Charger Required for Claim Processing On Labor Operation 4041510, 4041520 and 250 Mile/400 Km Labor Operation Restriction (North America ONLY)

Released 9/5/2015
GM Wiring Repair Strategy Information

Released 8/1/2015
Properly Maintaining Vehicles in Dealer Inventory

Released 7/25/2015
ACDelco Replacement Battery Warranty Procedures

Released 6/27/2015
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers

Released 6/6/2015
Properly Maintaining Vehicles in Dealer Inventory

Released 6/1/2015
Product Safety - Drivers Airbag Module Retention

Released 5/2/2015
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 5/2/2015
Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage

Released 4/11/2015
Customer Satisfaction - OnStar Module Battery Drain

Released 3/28/2015
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 3/14/2015
Warranty Administration – Labor Operation 0600014 – Suspected Tampering or Vehicle Modifications

Released 3/7/2015
Diagnostic Tip for BCM DTC B101D SYM F0 Set with No Other Symptoms

Released 1/31/2015
Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices

Released 1/1/2015
Radio Does Not Mute Enough When OnStar Turn-By-Turn Navigation Directions Are Announced (Increase Volume Setting or Request Soft Mute Feature Change Through OnStar Customer Service)

Released 9/30/2014
Diagnostic Tip - Service Theft System Message DTC B291B Sym3B

Released 8/8/2014
Concerns Or Questions Regarding The Installation Of Dealer Installed Accessories

Released 7/14/2014
Powertrain and Various Electrical/Electronic Control Issues

Released 7/1/2014
Possible Blank Radio Display And/Or DTC U150F Stored in the Radio/HVAC Controls

Released 6/19/2014
Radio Reprogramming Using Techline/Service Programming System (SPS) - Ensuring Correct Vehicle Selection

Released 1/13/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 8/23/2011
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 8/23/2011
Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)

Released 2/2/2018
Do Not Swap Modules in Vehicles With Global Electrical Systems

Released 10/4/2017
Repeat Codes P2096 and P2098

Released 10/4/2017
Repeat Codes P2096 and P2098

Released 7/25/2017
Information on Changes to SPS that Warn/Prohibit Reprogramming a Module With Its Current Calibration

Released 3/10/2017
Security Code Input Message with SPS Error Code E5659, M5304 and/or M5530 During TIS2web Programming

Released 2/1/2017
Intermittent Rattle or Fluttering Noise from Front of Dash at Idle

Released 9/26/2016
Handling Requests For Modifications To Permanently Import / Export Vehicles Between The US And Canada

Released 8/15/2016
Low Oil Pressure Message/Light - Inspect Valve Lifter Oil Filter

Released 4/27/2016
Black Smoke On Cold Start

Released 3/4/2016
Engine Runs With Intermittent Crank No Start With P0011 Or P00C6 May be Current Or Set In History

Released 1/1/2016
Normal Characteristic - Sag Or Hesitation On Acceleration

Released 11/13/2015
Malfunction Indicator Lamp (MIL) On, DTC P2227 Set

Released 10/31/2015
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 10/31/2015
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2

Released 10/31/2015
Whistling or Chirping Noise Coming from Front of Engine

Released 10/31/2015
Active Rev Matching Inoperative

Released 10/31/2015
Malfunction Indicator Lamp (MIL) Illuminated, DTC P0503 Only Set with No Other Symptoms

Released 10/31/2015
Control Module Diagnostic Trouble Code(s) (DTC)(s) P0601, P0602, P0603, P0604, P0606, P062F, P06F3, P1621 Shared In Multiple Modules

Released 10/31/2015
E92 ECM Restriction Part Number 12662034

Released 10/31/2015
Active Rev Matching Inoperative

Released 10/31/2015
Active Rev Matching Inoperative P0731

Released 10/31/2015
Information on New Low Mileage Vehicles (Less Than 1000 Miles) That May Not Pass California Smog Check

Released 10/31/2015
How to Identify Factory or Aftermarket CNG, LPG, Bi-Fuel Systems

Released 8/1/2015
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 6/1/2015
Information on Incorrect Service Part Number on ECM Label

Released 3/28/2015
E92 ECM PQC Restriction on Part Number 12662034 has ended.

Released 9/23/2014
PQC Part Restriction - E92 ECM Restriction Part Number 12662034

Released 9/19/2014
PQC Part Restriction - E92 ECM Restriction Part Number 1266203

Released 9/12/2014
PQC Part Restriction - E92 ECM Restriction Part Number 12656993 / 12662034

Released 7/14/2014
PQC Part Restriction - E92 ECM Restriction Part Number 12656993 / 12662034

Released 7/14/2014
Powertrain and Various Electrical/Electronic Control Issues

Released 3/4/2019
Chirp, Squeak Noise from Rear of Vehicle

Released 10/1/2018
Adding NPP Performance Exhaust

Released 2/15/2018
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 1/31/2018
Information on Close-Coupled Converter and Engine Replacement

Released 10/4/2017
Repeat Codes P2096 and P2098

Released 10/4/2017
Repeat Codes P2096 and P2098

Released 8/31/2017
Intake Manifold Inspection/Replacement After Severe Internal Engine Damage

Released 4/25/2017
SES Light with Fuel Trim and or Oxygen Sensor Codes

Released 4/12/2017
Underbody Component Corrosion

Released 3/17/2017
Information on Corvette and Camaro ZL1 Exhaust Tone During Wide Open Throttle while in Sport or Track Modes

Released 4/27/2016
Black Smoke On Cold Start

Released 3/23/2016
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 3/4/2016
Premature Catalytic Converter Failures

Released 3/2/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 3/2/2016
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 2/26/2016
Black Smoke On Cold Start

Released 1/14/2016
Information on Close-Coupled Converter and Engine Replacement

Released 12/14/2015
Adding NPP Performance Exhaust

Released 11/30/2015
Premature Catalytic Converter Failures

Released 10/31/2015
Warranty Administration - Revised Customer Concern Not Duplicated (CCND) / Verified Labor Operation Numbers/How to Submit CCND Transactions in Global Warranty Management

Released 10/31/2015
Adding NPP Performance Exhaust

Released 6/6/2015
Properly Maintaining Vehicles in Dealer Inventory

Released 5/8/2020
EPA Summer Grade Gasoline Waiver Allows Use of Winter Grade Surplus Potential Drivability Concerns P0300 P0171 P0174 P228C Fuel Smell Odor Longer Extended Cranking Time Hesitation Engine Stalls

Released 5/5/2020
Information on Fuel Injector Replacement Guidelines During Service, Malfunction Indicator Lamp (MIL) Illuminated - DTCs P0300-P0308, P050D, P0171, P0172, P0174, P0175, P2099, P219A, and/or P219B Set

Released 1/14/2020
Diagnostic Tip: Poor Engine Performance Or CEL On In Cold Ambient Temperatures On Vehicles Equipped With Turbocharged Gasoline Engines May Set One Or More Of The Following DTCs P0299 P2227

Released 1/10/2020
Engine Runs With Intermittent Crank No Start With P0011 Or P00C6 May be Current Or Set In History

Released 10/22/2019
GE-52250 Power Smoke Diagnostic Leak Detector Turbocharger Charge Air And Induction System Tester MIL Reduced Engine Power

Released 7/31/2019
Information On AFM DFM Usage

Released 6/26/2019
TOP TIER Detergent Gasoline and TOP TIER Diesel Fuel Information and Licensed Brands

Released 6/19/2019
Warranty Administration - Warranty SPS Control Module Reprogramming

Released 4/24/2019
Performance Cold Air Intake Interference at Air Extractor and Hood Blanket

Released 3/7/2019
TOP TIER Detergent Gasoline and TOP TIER Diesel Fuel Information and Licensed Brands

Released 1/2/2019
Ticking Rattle Or Buzz Noise Heard The Best In The Passenger Compartment

Released 12/3/2018
SES Light with Fuel Trim and or Oxygen Sensor Codes

Released 11/30/2018
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 10/3/2018
Diagnostic Tip: Fuel Injected Gasoline Engines Possible No Start Extended Crank or Fuel Pressure Related DTCs

Released 7/25/2018
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 4/25/2018
Fuel Injector Seal Replacement for Fuel Odor and/or Extended Cranking

Released 4/19/2018
Fuel Leaks at the Primary Fuel Pump Module Flange

Released 3/19/2018
Reduced Performance or Malfunction Indicator Lamp Illuminated with DTC P0300 (Engine Misfire Detected) Set After Service or Replacement of the Charge Air Cooler

Released 2/27/2018
Information on Vehicles Sitting Outside on Dealer Lots for Extended Periods of Time with Hard Start or Crank/No Start Condition

Released 2/8/2018
Ticking Rattle Or Buzz Noise Heard The Best In The Passenger Compartment

Released 11/22/2017
Automatic Transmission Shift and Engine Driveability Concerns and/or MIL ON Due to Aftermarket Oil Bath Type Air Filter Use

Released 10/16/2017
Ticking Rattle Or Buzz Noise Heard The Best In The Passenger Compartment

Released 7/25/2017
Information on How to Prevent Inadvertent Vehicle Starting from Key Fob or OnStar Mobile Application

Released 7/18/2017
Stalling - Hesitation - Lack Of Performance P018B And/Or P2635 Setting In High Ambient Temperatures

Released 6/16/2017
Properly Maintaining Vehicles in Dealer Inventory

Released 6/8/2017
Oil Dripping Out Of The Air Filter Box

Released 4/27/2017
Information For Servicing Fuel Injector Oil Ring Seal Replacement For Fuel Odor And/or Extended Cranking Condition

Released 4/18/2017
LT4 Supercharger Belt Tensioner Noise with A light Tip In AFM

Released 4/5/2017
Extended Crank Cold With DI (Direct Injected) Engines

Released 3/20/2017
Ticking Rattle Or Buzz Noise Heard The Best In The Passenger Compartment

Released 2/20/2017
Customer Satisfaction Program - Vehicles with Key Codes Improperly Handled by Third Party

Released 12/23/2016
LT4 Supercharger Belt Tensioner Noise with A light Tip In In AFM

Released 11/23/2016
Engineering Information - Vehicle Crank with No Start or Stalling with DTC P0011 and/or P00C6 Set

Released 11/2/2016
Customer Satisfaction Program - Vehicles with Key Codes Improperly Handled by Third Party

Released 10/7/2016
Special Coverage - Primary Tank Inlet Check Valve Fuel and Vapor Leaks

Released 10/7/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 10/6/2016
TOP TIER Detergent Gasoline Information and Available Brands

Released 9/23/2016
Engine Misfire May Be Due To loose Spark Plug Wires

Released 9/1/2016
Fuel and Oil Additives - Facts and Myths - Maximizing Gasoline Fuel Economy

Released 8/2/2016
Use of Surface Conditioning Disks When Cleaning Engine Gasket Sealing Surfaces and/or Reused Engine Parts

Released 6/13/2016
Ticking Rattle Or Buzz Noise Heard The Best In The Passenger Compartment

Released 6/8/2016
Diagnostic Tip for Malfunction Indicator Light (MIL) Illuminated, DTC P0420 and P0430 Set

Released 4/28/2016
Ticking Rattle Or Buzz Noise Heard The Best In The Passenger Compartment

Released 3/9/2016
Engineering Information - Vehicle Crank with No Start or Stalling with DTC P0011 and/or P00C6 Set

Released 3/2/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 3/2/2016
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 2/26/2016
Black Smoke On Cold Start

Released 1/22/2016
Information For Servicing Fuel Injector Oil Ring Seal Replacement For Fuel Odor And/or Extended Cranking Condition

Released 1/20/2016
Oil Dripping Out Of The Air Filter Box

Released 1/11/2016
High Pressure Fuel System Codes

Released 1/1/2016
Normal Characteristic - Sag Or Hesitation On Acceleration

Released 10/31/2015
Warranty Administration - Revised Customer Concern Not Duplicated (CCND) / Verified Labor Operation Numbers/How to Submit CCND Transactions in Global Warranty Management

Released 10/31/2015
Maintenance Cleaning of Fuel Injectors

Released 10/31/2015
Product Emission - High Pressure Fuel Pump Possible Leak

Released 10/31/2015
Automatic Transmission Shift and Engine Driveability Concerns and/or MIL ON Due to Aftermarket Oil Bath Type Air Filter Use

Released 10/31/2015
Extended Crank Cold With DI (Direct Injected) Engines

Released 10/31/2015
Information for Servicing Fuel Injector Oil Ring Seal Replacement For Fuel Odor And/or Extended Cranking Condition

Released 10/31/2015
How to Identify Factory or Aftermarket CNG, LPG, Bi-Fuel Systems

Released 10/31/2015
TOP TIER Detergent Gasoline Information and Available Brands

Released 9/5/2015
Fuel Odor, Fuel Leaks and/or Hard Start

Released 8/8/2015
SES Lamp With Fuel Rail Pressure Codes

Released 7/12/2015
TOP TIER Detergent Gasoline Information and Available Brands

Released 6/6/2015
Engine Runs With Intermittent Crank No Start With P0011 Or P00C6 May be Current Or Set In History

Released 5/30/2015
Usage of E85 Fuel in GM Vehicles

Released 5/23/2015
Information Regarding the Differences Between Leakage and Seepage

Released 5/2/2015
Intermittently Key Will Not Rotate in Door or Ignition Lock Cylinder

Released 5/2/2015
Information Regarding the Differences Between Leakage and Seepage

Released 4/25/2015
SES Lamp P06DD Set

Released 4/11/2015
SES Lamp With Fuel Rail Pressure Codes

Released 3/28/2015
Product Quality Center (PQC) Assembly Replacement Process - For Service Agents Not Required to Contact PQC Prior to Assembly Replacement

Released 11/6/2014
Information For Servicing Fuel Injector Replacement and/or Fuel Injector Oil Ring Seal Replacement

Released 11/4/2014
Oil Dripping Out Of The Air Filter Box

Released 6/13/2019
Do Not Swap Modules in Vehicles with Global Electrical Systems

Released 4/2/2019
Do Not Swap Modules in Vehicles with Global Electrical Systems

Released 10/10/2018
AC Blows Warm or Poor Performance

Released 9/5/2018
Information on A/C Odors During Start Up in Hot Humid Climates

Released 8/22/2018
Diagnostic Tips for Odor Emanating from HVAC System

Released 6/21/2018
Information on New Refrigerant (R1234yf) for A/C Service

Released 6/20/2018
AC Blows Warm or Poor Performance

Released 5/25/2018
Information on New Refrigerant (R1234yf) for A/C Service

Released 5/15/2018
Information on New Refrigerant (R-1234yf) for A/C Service

Released 6/14/2017
Air Conditioning Odor (Install Evaporator Core Dryer Kit and Apply Cooling Coil Coating)

Released 6/29/2016
Loss of Radio Controls and/or HVAC Controls

Released 2/11/2016
Unscheduled Supplemental Services (Including Flushing Services and Additives) and Proper Use of GM Simplified Maintenance Schedules (U.S. Only)

Released 1/28/2016
Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices

Released 12/5/2015
Air Conditioning Odor (Install Evaporator Core Dryer Kit and Apply Cooling Coil Coating)

Released 10/31/2015
Repair Information for Reconnection of Rear Window (Defroster) Contact or Tab

Released 10/31/2015
Warranty Administration - Revised Customer Concern Not Duplicated (CCND) / Verified Labor Operation Numbers/How to Submit CCND Transactions in Global Warranty Management

Released 10/31/2015
Heated or Cooled Seat Switches or HVAC Buttons Flashing

Released 10/31/2015
Various HVAC Blower Mode or Temperature Issues / Heated Cooled Seats / Dead Battery / Battery Saver Issues (Reprogram K33 HVAC Control Module)

Released 9/12/2015
Air Conditioning Odor (Install Evaporator Core Dryer Kit and Apply Cooling Coil Coating)

Released 8/15/2015
Various HVAC Issues (Reprogram K33 HVAC Control Module)

Released 7/25/2015
Air Conditioning Odor (Install Evaporator Core Dryer Kit and Apply Cooling Coil Coating)

Released 5/23/2015
Information Regarding the Differences Between Leakage and Seepage

Released 5/2/2015
Information Regarding the Differences Between Leakage and Seepage

Released 4/18/2015
Possible Blank Radio Display And/Or DTC U150F Stored in the Radio/HVAC Controls

Released 3/14/2015
Various HVAC Issues (Reprogram K33 HVAC Control Module)

Released 3/14/2015
Unscheduled Supplemental Services (Including Flushing Services and Additives) and Proper Use of GM Simplified Maintenance Schedules (Canada Only)

Released 10/13/2011
Eliminating Unwanted Odors in Vehicles

Released 7/27/2020
Needle Bearings Found In The Oil Pan During An Oil Change

Released 7/17/2020
Warble Noise from Rear of Vehicle

Released 6/23/2020
Warranty Administration - Engine and Transmission Assembly Replacement (U.S. Only)

Released 6/22/2020
2015 2018 8L45 8L90 No Movement After Valve Body Replacement.

Released 5/27/2020
Various Engine Noises During Cold Start and Warm Engine Operation

Released 5/21/2020
Misfire Template

Released 5/5/2020
8L45 8L90 Internal Wiring Harness Part Numbers By Application

Released 5/5/2020
GE-52250 Power Smoke Diagnostic Leak Detector Turbocharger Charge Air And Induction System Tester MIL Reduced Engine Power

Released 5/4/2020
Engine Misfire/Tick Noise, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0300 Set

Released 3/24/2020
Manual Transmission Stalling, Clutch Chatter and/or Hard Shifting into 1st Gear or Reverse; Automatic Transmission Vibration on Launch and/or Engine Noise

Released 3/17/2020
Various Engine Noises During Cold Start and Warm Engine Operation

Released 3/17/2020
8L45 8L90 Internal Wiring Harness Part Numbers By Application

Released 3/9/2020
Information on Malfunction Indicator Lamp (MIL) Illuminated with Multiple Fuel Trim and/or Oxygen Sensor Codes Set

Released 2/26/2020
Information on Active Fuel Management (AFM) and Dynamic Fuel Management (DFM) Usage

Released 1/17/2020
8L45 8L90 Internal Wiring Harness Part Numbers By Application

Released 1/10/2020
Engine Runs With Intermittent Crank No Start With P0011 Or P00C6 May be Current Or Set In History

Released 11/22/2019
GM TAC Support On Vehicle Automatic Transmission Concerns That Can Be Duplicated

Released 11/18/2019
Diagnostic Tip for Crank/No Start

Released 10/29/2019
Information on Driveline Clunk Noise

Released 10/15/2019
Driveline Support (Torque Tube) / Propeller Shaft Input to Front Hub Bearing Alignment

Released 10/9/2019
Information on Engine Oil Consumption Guidelines

Released 9/20/2019
Diagnostic Tip on Misfire, Chirp, Squeak, Squeal or Tick Noise, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307 and/or P0308 Set

Released 8/29/2019
Code P06DD No Or Low Oil Pressure

Released 8/21/2019
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 8/19/2019
GM Wiring Repair Strategy Information

Released 8/15/2019
Engine Replacement After Severe Internal Engine Damage - Replace Intake Manifold

Released 8/13/2019
Information on Internal Engine Noise or Damage After Oil Filter Replacement

Released 8/12/2019
Information on Slight Vehicle Movement in Park at Start Up After Cold Soak

Released 8/7/2019
Low Oil Pump Pressure Due To Sticking Oil Pressure Relief Valve

Released 7/31/2019
Information On AFM DFM Usage

Released 7/25/2019
Information on Service Transmission Assembly Fluid Exchange Procedure

Released 6/27/2019
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 6/26/2019
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 6/25/2019
Use of Surface Conditioning Disks When Cleaning Gasket Sealing Surfaces and/or Reused Parts

Released 6/19/2019
Warranty Administration - Warranty SPS Control Module Reprogramming

Released 6/18/2019
Information on New Prop Shaft Replacement

Released 6/13/2019
Do Not Swap Modules in Vehicles with Global Electrical Systems

Released 5/21/2019
Shake and/or Shudder During Light Throttle Acceleration Between 25 and 80 MPH (40 and 128 KM/H) at Steady Speed

Released 5/20/2019
Information on Water or Ethylene Glycol in Transmission Fluid

Released 5/7/2019
Avoiding Torque Converter Or Crankshaft Damage While Diagnosing Noise Concerns Do Not Separate The Torque Converter From the Flex Plate

Released 5/6/2019
Needle Bearings Found In The Oil Pan During An Oil Change

Released 4/30/2019
Various Engine Noises During Cold Start and Warm Engine Operation

Released 4/24/2019
Module Damage From Incorrect AFIT Usage On Vehicles With Direct Fuel Injection

Released 4/9/2019
SES Lamp Setting A P0106 And/Or P0506

Released 4/8/2019
8L45, 8L90 Park System Does Not Engage

Released 4/4/2019
GM TAC Support On Vehicle Automatic Transmission Concerns That Can Be Duplicated

Released 4/4/2019
Difficult to Shift into Gear, Intermittent Gear Pop Out and/or Mushy Shifts (No Grind)

Released 4/2/2019
Do Not Swap Modules in Vehicles with Global Electrical Systems

Released 4/2/2019
Manual Transmission Operating Characteristics

Released 3/14/2019
PQC 2015-2018 8L45 8L90 Automatic Transmission Park Actuator Rod Restriction

Released 3/4/2019
Information on Electronic Limited Slip Differential (eLSD) Operation and Driver Information Center (DIC) Wheel Slip Screen

Released 2/18/2019
Misfire Template

Released 2/7/2019
Shake and/or Shudder During Light Throttle Acceleration Between 40 and 128 KM/H (25 and 80 MPH) at a Steady State

Released 1/25/2019
Engine Misfire/Tick Noise, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0300 Set

Released 1/22/2019
Diagnostic Tip - Security Light on Intermittently / No Crank/No Start or Start Stall / Keyless Access Vehicles May Display No Remote/Fob Detected / Poor or No RKE Range / Service TPo

Released 1/11/2019
Poor Engine Performance Or CEL On In Cold Ambient Temperatures On Vehicles Equipped With Turbocharged Gasoline Engines May Set One Or More Of The Following DTCs P0299 P2227

Released 12/13/2018
Concern Of An Engine Thermostat Tick Noise And/Or Running Hot

Released 12/6/2018
Information On Track Ready Corvette Related To Track Engine or automatic transmission fluid Temperature

Released 12/6/2018
Poor Engine Performance Or CEL On In Cold Ambient Temperatures On Vehicles Equipped With Turbocharged Gasoline Engines May Set One Or More Of The Following DTCs P0171 P0172 P0299 P2227

Released 12/5/2018
Warranty Administration - Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 12/3/2018
SES Light with Fuel Trim and or Oxygen Sensor Codes

Released 10/30/2018
Warranty Administration - Labor Operation 0600018 - Personal Property Damage

Released 10/29/2018
Engine Misfire May Be Due To loose Spark Plug Wires

Released 10/23/2018
Vehicle Vibration Diagnosis and TAC Requests For Assistance With Vibration Related Complaints

Released 10/19/2018
Vehicle Vibration Diagnosis and TAC Requests For Assistance With Vibration Related Complaints

Released 10/17/2018
Vehicle Vibration Diagnosis and TAC Requests For Assistance With Vibration Related Complaints

Released 10/15/2018
SES Light, Misfire, DTC P0300, And/or A Chirp, Squeak, Squeal, Or Tick Noise - Potential

Released 10/3/2018
Engine Replacement After Severe Internal Engine Damage - Replace Intake Manifold

Released 9/26/2018
Diagnostic Tip - Security Light on Intermittently / No Crank/No Start or Start Stall / Keyless Access Vehicles May Display No Remote/Fob Detected / Poor or No RKE Range / Service TPM

Released 8/30/2018
Rattling Noise Emitting from Driveline

Released 8/22/2018
OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification

Released 8/22/2018
Oil Change Information for Chevrolet Corvette

Released 8/22/2018
Driveline Support (Torque Tube) / Propeller Shaft Input to Front Hub Bearing Alignment

Released 8/22/2018
Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center

Released 8/8/2018
Alleged Cylinders Out Of Round

Released 7/24/2018
Intake Manifold Inspection/Replacement After Severe Internal Engine Damage

Released 7/24/2018
Information on Internal Engine Noise or Damage After Oil Filter Replacement

Released 5/21/2018
Various Engine Noises During Cold Start and Warm Engine Operation

Released 4/19/2018
Information on Engine Oil Life Monitor Operation Calculation

Released 4/9/2018
Information on Water or Ethylene Glycol in Transmission Fluid

Released 3/27/2018
Extended Crank Cold With DI (Direct Injected) Engines

Released 3/12/2018
Normal Characteristic - Sag Or Hesitation On Acceleration

Released 3/8/2018
Repair Guidelines for Engine Component Wear

Released 3/1/2018
Service Rear Differential Message Displayed on Driver Information Center (DIC) - DTC C0407 Set

Released 2/27/2018
Warranty Administration - Updated - Dealer Empowerment Labor Operations and Customer Enthusiasm (U.S. Only)

Released 2/15/2018
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 2/13/2018
Oil Odor From The Engine With No Leaks

Released 2/2/2018
Do Not Swap Modules in Vehicles With Global Electrical Systems

Released 12/21/2017
TOP TIER Detergent Gasoline and TOP TIER Diesel Fuel Information and Licensed Brands

Released 12/12/2017
Engine Misfire/Tick Noise. Malfunction Indicator Lamp (MIL) Illuminated with DTC P0300 Set

Released 11/30/2017
Information on Engine Oil Consumption Guidelines

Released 11/29/2017
Shake Or Shudder On Acceleration

Released 10/20/2017
PQC 2015-2018 8L45 8L90 Automatic Transmission Park Actuator Rod Restriction

Released 10/4/2017
Repeat Codes P2096 and P2098

Released 10/4/2017
Repeat Codes P2096 and P2098

Released 8/31/2017
Intake Manifold Inspection/Replacement After Severe Internal Engine Damage

Released 8/25/2017
Rear Wheel Drive Manual Transmission Restriction Has Ended

Released 8/21/2017
Alleged Cylinders Out Of Round

Released 8/10/2017
Stalling Shudder and/or Hard shifting Into 1st Gear Or Reverse Vibration On launch (With Excessive Crankshaft End Play)

Released 8/3/2017
Concern Of An Engine Thermostat Tick Noise And/Or Running Hot

Released 7/25/2017
Information on Changes to SPS that Warn/Prohibit Reprogramming a Module With Its Current Calibration

Released 6/15/2017
Coolant Loss And/Or Coolant Odor

Released 6/12/2017
Rear Wheel Drive Manual Transmission Restriction

Released 5/10/2017
Warranty Administration - Automatic Transmission Oil Cooler Flush and Flow Test

Released 4/25/2017
SES Light with Fuel Trim and or Oxygen Sensor Codes

Released 4/19/2017
Oil Change information For 2014-2018 Chevrolet Corvette (US Only)

Released 4/12/2017
Underbody Component Corrosion

Released 4/11/2017
Rear Wheel Drive Manual Transmission Restriction

Released 3/29/2017
Information on Driveline Clunk Noise

Released 3/24/2017
Normal Characteristic - Sag Or Hesitation On Acceleration

Released 3/16/2017
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts

Released 3/10/2017
Security Code Input Message with SPS Error Code E5659, M5304 and/or M5530 During TIS2web Programming

Released 3/7/2017
Engineering Information - Hard to Shift or Pops Out of Selected Gear Concerns That Cannot Be Duplicated

Released 2/1/2017
Surge Misfire Feeling Sensation During Highway Steady State Driving

Released 1/24/2017
Gurgling and/or Running Water Type Noise Heard from Right Side of Dash While Engine is Cold

Released 1/5/2017
Coolant Loss and/or Coolant Odor

Released 12/23/2016
SES Light, Misfire, DTC P0300, and/or a Chirp, Squeak, Squeal, Or Tick Noise - Potential Valvetrain Concern

Released 12/21/2016
Shake or Shudder on Acceleration

Released 12/15/2016
Front Tire Chatter/Noise vs. Rear Differential Chatter

Released 12/12/2016
P3400 setting with 8 speed only

Released 12/7/2016
P3400 setting with 8 speed only

Released 12/6/2016
Delayed Engagement After Sitting With Engine Off - Clutch Slow to Fill

Released 11/30/2016
Harsh Shift 1/2 and 2/3 and Sputter Applying Throttle Between 0 and 30% Rough idle P0101 P0171 P0172 P0174 P0175

Released 11/23/2016
Engineering Information - Vehicle Crank with No Start or Stalling with DTC P0011 and/or P00C6 Set

Released 11/16/2016
Shake Or Shudder On Acceleration

Released 11/15/2016
Alleged Cylinders Out Of Round

Released 11/15/2016
8L45 8L90 Diagnostic Tips for Harsh Shifts

Released 11/8/2016
8L45 8L90 Diagnostic Tips for Harsh Shifts

Released 10/31/2016
Information On Track Ready Corvette Related To Track Engine or automatic transmission fluid Temperature

Released 10/27/2016
Information on Slight Vehicle Movement in Park at Start Up After Cold Soak

Released 10/19/2016
Shake Or Shudder On Acceleration Excessive Engine RPM Fluctuation Between 30 And 65 MPH

Released 10/17/2016
Oil Change information For 2014-2016 Chevrolet Corvette (US Only)

Released 10/13/2016
Engine Misfire/Tick Noise. Malfunction Indicator Lamp (MIL) Illuminated with DTC P0300 Set

Released 10/6/2016
TOP TIER Detergent Gasoline Information and Available Brands

Released 9/30/2016
Engine Oil Life Monitor Operation Calculation

Released 9/9/2016
Rough Idle Crank No Start Extended Crank Or Misfire Due to Excessive Carbon On Top of the Valves or Sticking Valves

Released 8/29/2016
Engine Repair Tip for Installation of Pistons

Released 8/15/2016
Low Oil Pressure Message/Light - Inspect Valve Lifter Oil Filter

Released 8/15/2016
Shake Or Shudder On Acceleration Excessive Engine RPM Fluctuation Between 30 And 65 MPH

Released 8/8/2016
Slow Cranking, Dead Battery and/or No Start

Released 8/2/2016
Use of Surface Conditioning Disks When Cleaning Engine Gasket Sealing Surfaces and/or Reused Engine Parts

Released 7/28/2016
Engine Misfire, Ticking/Knocking Noise, No Compression due to Piston Damage, Malfunction Indicator Lamp (MIL) Illuminated

Released 7/11/2016
Information for Engine Concerns Resulting from Lack of Scheduled Maintenance, Improper Service or Aftermarket Calibrations

Released 7/11/2016
Engine Misfire/Tick Noise, Malfunction Indicator Lamp (MIL) On, DTC P0300 Set

Released 6/28/2016
Diagnostic Tip for Harsh Shifts After Mileage Accumulation Without Previous Transmission Repairs and/or Calibration Updates

Released 6/28/2016
Delayed Engagement After Sitting With Engine Off

Released 6/13/2016
Code P06DD No Or Low Oil Pressure

Released 6/6/2016
Surge Misfire Feeling Sensation During Highway Steady State Driving

Released 6/3/2016
Shake Or Shudder On Acceleration Excessive Engine RPM Fluctuation Between 30 And 65 MPH

Released 6/2/2016
Surge Misfire Feeling Sensation During Highway Steady State Driving

Released 5/31/2016
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 5/1/2016
Illuminated MIL. DTC P16F3 May Be Set As An Active Or History Code In The TCM

Released 4/27/2016
No Reverse, No Second After Upper Valve Body Replacement

Released 4/27/2016
Engine Misfire/Tick Noise, Malfunction Indicator Lamp (MIL) On, DTC P0300 Set

Released 4/27/2016
PQC Assembly Replacement Process - For Dealers Required to Contact PQC Prior to Replacing an Assembly (U.S. and Canada Only)

Released 4/22/2016
Crank No Start - Inspect for Sheared Cam Pin

Released 4/12/2016
Information Regarding Magnetic Drain Plugs

Released 4/7/2016
Manual Transmission Operating Characteristics

Released 4/5/2016
Engine Misfire/Tick Noise, Malfunction Indicator Lamp (MIL) On, DTC P0300 Set

Released 3/23/2016
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 3/15/2016
Engineering Information - Hard to Shift or Pops Out of Selected Gear Concerns That Cannot Be Duplicated

Released 3/8/2016
Shake Or Shudder On Acceleration Excessive Engine RPM Fluctuation Between 30 And 65 MPH

Released 3/7/2016
Information on Slight Vehicle Movement in Park at Start Up After Cold Soak

Released 3/4/2016
Engine Runs With Intermittent Crank No Start With P0011 Or P00C6 May be Current Or Set In History

Released 3/4/2016
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts

Released 3/2/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 2/23/2016
Stalling Shudder And/or Hard shifting Into 1st Gear Or Reverse Vibration On launch (With Excessive Crankshaft End Play)

Released 2/22/2016
Rear Wheel Drive Manual Transmission Restriction

Released 2/22/2016
Shake Or Shudder On Acceleration Excessive Engine RPM Fluctuation Between 30 And 65 MPH

Released 2/18/2016
Engineering Information - Hard to Shift or Pops Out of Selected Gear Concerns That Cant Be Duplicated

Released 2/17/2016
Clutch Pedal Squeak Noise when Operating

Released 2/16/2016
Rear Wheel Drive Manual Transmission Restriction

Released 2/15/2016
Engine Runs With Intermittent Crank No Start With P0011 Or P00C6 May be Current Or Set In History

Released 2/12/2016
SI Diagnostics Determines the Engine Repair requires Crankshaft Replacement

Released 2/11/2016
Unscheduled Supplemental Services (Including Flushing Services and Additives) and Proper Use of GM Simplified Maintenance Schedules (U.S. Only)

Released 2/11/2016
Needle Bearings Found in the oil pan During An Oil Change

Released 2/3/2016
Rattle Noise Heard from Engine Bell Housing

Released 1/27/2016
Difficult to Shift into Gear, Intermittent Gear Pop Out and/or Mushy Shifts (No Grind)

Released 1/20/2016
Shake Or Shudder On Acceleration Excessive Engine RPM Fluctuation

Released 1/19/2016
Information On How To Remove Most Stuck Lifters when completing 15-06-01-002A

Released 1/15/2016
Oil Change information For 2014-2016 Chevrolet Corvette (US Only)

Released 1/14/2016
Information on Close-Coupled Converter and Engine Replacement

Released 1/1/2016
Normal Characteristic - Sag Or Hesitation On Acceleration

Released 12/18/2015
Malfunction Indicator Lamp (MIL) Illuminated, Intermittently Unable to Shift into Reverse, DTC P0502 Set

Released 12/17/2015
Oil Change information For 2014-2016 Chevrolet Corvette (US Only)

Released 12/17/2015
Shift to Park Message Displayed in Drivers Information Center (DIC) When Vehicle is Shut Off

Released 12/15/2015
OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification

Released 12/11/2015
Recovery Process from a Controller Reprogramming Interruption

Released 12/8/2015
Difficult to Shift into Gear, Intermittent Gear Pop Out and/or Mushy Shifts (No Grind)

Released 12/4/2015
Malfunction Indicator Lamp (MIL) Illuminated, Intermittently Unable to Shift into Reverse, DTC P0502 Set

Released 12/3/2015
Information On Track Ready Corvette Related To Track Engine or automatic transmission fluid Temperature

Released 11/20/2015
PQC Transmission Exchange 8L90 8 Speed Automatic Transmission Has Ended

Released 11/13/2015
Malfunction Indicator Lamp (MIL) On, DTC P2227 Set

Released 10/31/2015
SI Diagnostics determines the engine repair requires crankshaft replacement

Released 10/31/2015
Manual Transmission Operating Characteristics

Released 10/31/2015
PQC Transmission Exchange 8L90 8 Speed Automatic Transmission

Released 10/31/2015
Vibration Analysis Worksheet

Released 10/31/2015
Service Update for Inventory Vehicles Only - 8-Speed Transmission Harsh Shift - Expires December 31, 2015

Released 10/31/2015
PQC Part Restriction T87 TCM 8L90 8 Speed And LCT1000 Allison Automatic Transmissions

Released 10/31/2015
Engine Repair Tip for Installation of Pistons

Released 10/31/2015
Shudder and/or Hard Shifting into 1st Gear or Reverse

Released 10/31/2015
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2

Released 10/31/2015
Engineering Information - Intermittent Difficulty Shifting, Transmission Leak, and/or Possible DTCs Set

Released 10/31/2015
Whistling or Chirping Noise Coming from Front of Engine

Released 10/31/2015
Warranty Administration - Revised Customer Concern Not Duplicated (CCND) / Verified Labor Operation Numbers/How to Submit CCND Transactions in Global Warranty Management

Released 10/31/2015
Oil Change Information for 2014-2015 Chevrolet Corvette (US Only)

Released 10/31/2015
2015 Chevrolet Corvette 6.2L (LT4) Engine Exchange

Released 10/31/2015
2015 Chevrolet Corvette Engine Exchange Has Ended (LT4)

Released 10/31/2015
Malfunction Indicator Lamp (MIL) Illuminated, DTC P0502: Vehicle Speed Sensor (VSS) Circuit Low Voltage

Released 10/31/2015
Active Rev Matching Inoperative

Released 10/31/2015
Clutch Chatter Without A Crankshaft End Play Concern

Released 10/31/2015
Oil Change information For 2014-2015 Chevrolet Corvette

Released 10/31/2015
MIL Illuminated with Firm Shifts, DTCs P0606 or P2818

Released 10/31/2015
Malfunction Indicator Lamp (MIL) Illuminated, DTC P0503 Only Set with No Other Symptoms

Released 10/31/2015
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts

Released 10/31/2015
Engineering Information - Intermittent Difficulty Shifting, Transmission Leak, and/or Possible DTCs Set

Released 10/31/2015
SES Lamp P06DD Set

Released 10/31/2015
Difficult to Shift into Gear, Intermittent Gear Pop Out and/or Mushy Shifts (No Grind)

Released 10/31/2015
Alleged No Park or Vehicle Rolls in Park or Park Will Not Hold

Released 10/31/2015
Buzz Noise On First Start

Released 10/31/2015
Transmission Fluid Leak Out the Vent

Released 10/31/2015
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts

Released 10/31/2015
Diagnostic Tips for Preventing Oil Leaks After Changing Oil and Filter

Released 10/31/2015
PQC Transmission Exchange 8L90 8 Speed Automatic Transmission

Released 10/31/2015
Diagnostic Tip for Malfunction Indicator Lamp (MIL) On, DTC P0503 Only Set with No Other Symptoms

Released 10/31/2015
Diagnostic Tip for Low Line Pressure or Pressure Regulator Valve Stuck After Pump Cover Replacement

Released 10/31/2015
PAC Courtesy Transportation Assistance Program

Released 10/31/2015
Coolant Loss And/Or Coolant Odor

Released 10/31/2015
Shudder And/or Hard shifting Into 1st Gear Or Reverse Vibration On launch (With Excessive Crankshaft End Play)

Released 10/31/2015
Extended Crank Cold With DI (Direct Injected) Engines

Released 10/31/2015
Rattle Noise From Engine Bell Housing

Released 10/31/2015
Information On Track Ready Corvette Related To Track Engine Temperature

Released 10/31/2015
Active Rev Matching Inoperative P0731

Released 10/31/2015
Clutch Chatter Without A Crankshaft End Play Concern

Released 10/31/2015
Firm Garage Shifts, Start Up Clunk, DTC P16F3 (Reprogram TCM)

Released 10/31/2015
Information on Engine Oil Consumption Guidelines

Released 10/31/2015
PQC Transmission Exchange 8L90 8 Speed Automatic Transmission

Released 10/31/2015
Transmission Fluid Leak Out the Vent

Released 10/31/2015
Engine and Automatic Transmission/Transaxle Identification

Released 10/31/2015
PQC Part Restriction T87 TCM 8L45 8L90 8 Speed And LCT1000 Allison Automatic Transmissions has ended

Released 10/31/2015
Alleged No Park or Vehicle Rolls in Park or Park Will Not Hold

Released 10/31/2015
Information On Track Ready Corvette Related To Track Engine Temperature

Released 10/31/2015
Information on Driveline Clunk Noise

Released 10/31/2015
Rough Idle Crank No Start Extended Crank or Misfire Due to Excessive Carbon On Top of the Valves or Sticking Valves

Released 9/5/2015
Cold Start Misfires

Released 8/22/2015
8L90 Repeat Harsh Shift After Latest TCM Calibration And Relearning The Shift Adapts

Released 8/22/2015
Service Update for Inventory and Customer Vehicles - Transmission Overfill - Expires with Base Warranty

Released 8/22/2015
Information On How To Remove Most Stuck Lifters When Completing 15-06-01-002A

Released 8/15/2015
PQC Transmission Exchange 8L90 8 Speed Automatic Transmission

Released 8/15/2015
SI Diagnostics Determines The Engine Repair requires Crankshaft Replacement

Released 8/8/2015
Intake Manifold Inspection/Replacement After Severe Internal Engine Damage

Released 8/1/2015
PQC Part Restriction T87 TCM 8L45 8L90 8 Speed And LCT1000 Allison Automatic Transmissions

Released 8/1/2015
Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada)

Released 8/1/2015
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts

Released 7/18/2015
Low Oil Pressure Message/Light - Inspect Valve Lifter Oil Filter

Released 7/18/2015
Manual Transmission Operating Characteristics

Released 7/18/2015
Engine Misfire/Tick Noise, Malfunction Indicator Lamp (MIL) On, DTC P0300 Set

Released 6/20/2015
Illuminated MIL. DTC P16F3 May Be Set As An Active Or History Code In The

Released 6/20/2015
Engine Misfire/Tick Noise, Malfunction Indicator Lamp (MIL) On, DTC P0300 Set

Released 6/1/2015
Service Update for Inventory Vehicles Only - Drive Audit for Transmission Noise and Loss of Reverse - Vehicle Liimited to 3rd and 4th Forward Gear - Expires October 31, 2015

Released 6/1/2015
Engineering Information — Engine Oil Leak at Lifter Oil Manifold Assembly (LOMA) Seal

Released 6/1/2015
PQC Part Restriction 8L90 8 Speed Automatic Transmission Part Restriction

Released 6/1/2015
Information on Transmission Adaptive Functions

Released 6/1/2015
Information on Transmission Adaptive Functions

Released 5/30/2015
Illuminated MIL. DTC P16F3 May Be Set As An Active Or History Code In The TCM

Released 5/30/2015
Alleged No Park or Vehicle Rolls in Park or Park Will Not Hold

Released 5/23/2015
Intake Manifold Inspection/Replacement After Severe Internal Engine Damage

Released 5/23/2015
Information Regarding the Differences Between Leakage and Seepage

Released 5/12/2015
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts

Released 5/2/2015
Information Regarding the Differences Between Leakage and Seepage

Released 5/2/2015
PQC Transmission Exchange 8L90 8 Speed Automatic Transmission

Released 5/2/2015
SES Lamp P06DD Set

Released 4/18/2015
Engine Oil Life Monitor Operation Calculation

Released 4/11/2015
PQC Part Restriction T87 TCM 8L90 8 Speed And LCT1000 Allison Automatic Transmissions

Released 4/11/2015
8L90 Repeat Harsh Shift After Latest TCM Calibration And Relearning The Shift Adapts

Released 3/28/2015
E92 ECM PQC Restriction on Part Number 12662034 has ended.

Released 3/28/2015
Illuminated MIL. DTC P16F3 May Be Set As An Active Or History Code In The TCM

Released 3/28/2015
Product Quality Center (PQC) Assembly Replacement Process - For Service Agents Not Required to Contact PQC Prior to Assembly Replacement

Released 3/14/2015
Unscheduled Supplemental Services (Including Flushing Services and Additives) and Proper Use of GM Simplified Maintenance Schedules (Canada Only)

Released 3/7/2015
Illuminated MIL DTC P16F3 May Be Set As An Active Or History Code In The TCM

Released 11/4/2014
Oil Dripping Out Of The Air Filter Box

Released 10/21/2014
Rattle Noise From Engine Bell Housing

Released 10/10/2014
MIL Lamp P06DD Set

Released 10/2/2014
SI Diagnostics Determines The Engine Repair Requires Crankshaft Replacement

Released 10/1/2014
PQC Transmission Exchange 8L90 8 Speed Automatic Transmission

Released 9/16/2014
Rough Idle

Released 8/19/2014
Engine Runs With Intermittent Crank No Start With P0011 Or P00C6 May be Current Or Set In History

Released 7/24/2014
PQC Part Restriction T87 TCM 8L90 8 Speed And LCT1000 (MW7) Allison Automatic Transmissions

Released 7/22/2014
PQC Part Restriction 8L90 8 Speed Automatic Transmission Part Restriction

Released 7/17/2014
Alleged Cylinders Out Of Round

Released 10/24/2011
Use of Surface Conditioning Disks When Cleaning Engine Gasket Sealing Surfaces and/or Reused Engine Parts

Released 2/21/2018
Product Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 9/28/2017
Diagnostic Tip: OnStar Vehicles with B101D and Symptom Codes

Released 7/28/2017
Product Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 7/10/2017
Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 6/22/2017
Customer Satisfaction - OnStar System Inoperative - Chip Corruption

Released 3/15/2017
Warranty Administration - Field Action Courtesy Transportation Policy

Released 2/20/2017
Customer Satisfaction Program - Vehicles with Key Codes Improperly Handled by Third Party

Released 11/2/2016
Customer Satisfaction Program - Vehicles with Key Codes Improperly Handled by Third Party

Released 10/3/2016
Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 9/15/2016
Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 9/9/2016
Safety Recall - Frontal Airbag and Pretensioner Non Deploy

Released 7/13/2016
38660 - A16-2038660 GMI700 31UX Missing GM Roadside Kit

Released 10/31/2015
Product Emission - High Pressure Fuel Pump Possible Leak

Released 10/31/2015
Product Safety - Rear Adjust Link Loose

Released 10/31/2015
Product Safety - Rear Adjust Link Loose

Released 10/31/2015
Service Parts Safety - Windshield Wiper Motor Failure

Released 10/31/2015
Customer Satisfaction - OnStar Module Battery Drain

Released 6/1/2015
Product Safety - Drivers Airbag Module Retention

Released 6/1/2015
F/CMVSS Noncompliance - Park Brake Cable Not Connected

Released 6/1/2015
F/CMVSS Noncompliance - Park Brake Cable Not Connected

Released 6/1/2015
Customer Satisfaction - Performance Data Recorder (PDR) Valet Mode Operation (Canada Only)

Released 3/14/2015
F/CMVSS Noncompliance - Goodyear P255/65R18 109S Fortera HL Tires

Released 8/14/2020
Warranty Administration - General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only)

Released 4/29/2020
Warranty Administration - General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only)

Released 2/26/2020
Warranty Administration - General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only)

Released 6/19/2019
Warranty Administration - Warranty SPS Control Module Reprogramming

Released 5/9/2019
Information on Tire Radial Force Variation (RFV)

Released 2/22/2019
Sway Bar Not Present on Vehicles Equipped with 4-Wheel Independent Suspension (RPO FE1) Models

Released 2/15/2019
GM of Canada New Vehicle Tire Warranty Program and GWM Transaction Submission Information

Released 12/17/2018
GM TAC Support of Vehicle Vibration Complaints - U.S. and Canada Dealers Only

Released 12/5/2018
Warranty Administration - General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only)

Released 11/13/2018
Front Tire Chatter/Noise vs. Rear Differential Chatter

Released 10/5/2018
Information on Summer Tire Performance and Tire Cold Weather Cracking

Released 3/26/2018
GM of Canada New Vehicle Tire Warranty Program and GWM Transaction Submission Information

Released 3/7/2018
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 3/5/2018
Tire Replacement / Mounting Information

Released 1/4/2018
GM of Canada New Vehicle Tire Warranty Program and GWM Transaction Submission Information

Released 12/15/2017
Warranty Administration - General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only)

Released 11/28/2017
Track Use Power Steering Gear Cooling Duct

Released 10/6/2017
Clicking Noise from Front Wheels While Turning at Slow Speeds

Released 6/16/2017
Properly Maintaining Vehicles in Dealer Inventory

Released 4/19/2017
Non-Design Intent Wheel Lock Nuts and Lug Nuts

Released 4/12/2017
Underbody Component Corrosion

Released 3/21/2017
Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or Right, Wanders, Follows Depressions in Road Surface, Tramlining

Released 3/17/2017
Power Steering Fluid Leak at Fluid Reservoir or Reservoir Connection

Released 1/13/2017
Driving Characteristics of Rear Wheel Drive Vehicles and Available Winter Tires

Released 12/15/2016
Front Tire Chatter/Noise vs. Rear Differential Chatter

Released 12/9/2016
GM of Canada New Vehicle Tire Warranty Program and GWM Transaction Submission Information

Released 11/18/2016
Clicking Noise from Front and/or Rear Wheels

Released 11/9/2016
GM of Canada New Vehicle Tire Warranty Program and GWM Transaction Submission Information

Released 11/7/2016
Warranty Administration - General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only)

Released 10/25/2016
Information on Tire Cold Weather Cracking

Released 10/18/2016
GM of Canada New Vehicle Tire Warranty Program and GWM Transaction Submission Information

Released 10/7/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 9/30/2016
Wheel Balancing Machine Finish Damage to Chrome Clad or ChromeTech® Wheels

Released 9/30/2016
Warranty Administration - General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only)

Released 9/27/2016
Warranty Administration - Labor Operation 0600014 - Suspected Tampering or Vehicle Modifications

Released 9/1/2016
Fuel and Oil Additives - Facts and Myths - Maximizing Gasoline Fuel Economy

Released 8/23/2016
Clicking Noise from Front and/or Rear Wheels

Released 8/8/2016
Information on Tire Cold Weather Cracking

Released 7/13/2016
38660 - A16-2038660 GMI700 31UX Missing GM Roadside Kit

Released 7/11/2016
Traction Control Light Flashes Under Hard Acceleration at Higher Road Speeds

Released 6/22/2016
Information on Slight or Mild Tire Feathering and Recommended Practices (Normal Tire Wear Condition)

Released 5/25/2016
Refinishing Aluminum Wheels

Released 5/24/2016
Track Use Power Steering Gear Cooling Duct

Released 5/20/2016
Information on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires

Released 4/5/2016
Grease or Sealant Visible on Electronic Power Steering Gear - Should Not Be Interpreted as Leak

Released 3/30/2016
Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels

Released 3/2/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 3/2/2016
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 2/23/2016
Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel)

Released 2/22/2016
Track and Competitive Driving Wheel Alignment Tips

Released 2/12/2016
Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm (U.S. Only)

Released 2/11/2016
Unscheduled Supplemental Services (Including Flushing Services and Additives) and Proper Use of GM Simplified Maintenance Schedules (U.S. Only)

Released 1/1/2016
General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only)

Released 1/1/2016
Track Use Power Steering Gear Cooling Duct

Released 1/1/2016
Information on Diagnosis and Replacement of Shock Absorber and Strut Due to Fluid Leak

Released 12/16/2015
Information on Tire Cold Weather Cracking

Released 12/1/2015
Front Lower Ball Joint and Knuckle Inspection After Road Hazard Tire/Wheel Damage and/or Noise From the Front End

Released 11/25/2015
GM TAC Support of Vehicle Vibration Complaints - U.S. and Canada Dealers Only

Released 11/25/2015
Information on Tire Radial Force Variation (RFV)

Released 11/18/2015
Tire Hop / Tire Chatter During Tight Turns at Parking Lot Speeds

Released 11/12/2015
Clicking Noise from Front and/or Rear Wheels

Released 10/31/2015
Tire Pressure Monitor (TPM) Concerns After Accessory Wheel Installation

Released 10/31/2015
Vibration Analysis Worksheet

Released 10/31/2015
Information on Tire Cold Weather Cracking

Released 10/31/2015
Tire Replacement / Mounting Information

Released 10/31/2015
Guidelines when Changing Tire and Wheel Size

Released 10/31/2015
Driving Characteristics of Rear Wheel Drive Vehicles and Available Winter Tires

Released 10/31/2015
Warranty Administration - Revised Customer Concern Not Duplicated (CCND) / Verified Labor Operation Numbers/How to Submit CCND Transactions in Global Warranty Management

Released 10/31/2015
Information on Removal/Cracking of Stainless Steel Wheel Nut Caps

Released 10/31/2015
Mounting, Balancing and Installation of Accessory Wheels and Tires Available Through GM Accessories

Released 10/31/2015
Alleged No Park or Vehicle Rolls in Park or Park Will Not Hold

Released 10/31/2015
Product Safety - Rear Adjust Link Loose

Released 10/31/2015
Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels

Released 10/31/2015
Product Safety - Rear Adjust Link Loose

Released 10/31/2015
Use of Nitrogen Gas in Tires

Released 10/31/2015
Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles

Released 10/31/2015
Tire Replacement / Mounting Information

Released 10/31/2015
Driving Characteristics of Rear Wheel Drive Vehicles and Available Winter Tires

Released 10/31/2015
Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles

Released 10/31/2015
Clicking Noise from Front and/or Rear Wheels

Released 9/12/2015
General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only)

Released 9/5/2015
Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or Right, Wanders, Follows Depressions in Road Surface, Tramlining

Released 8/1/2015
Properly Maintaining Vehicles in Dealer Inventory

Released 7/18/2015
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 6/20/2015
GM TAC Support of Vehicle Vibration Complaints - US And Canada Dealers Only

Released 6/13/2015
Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information

Released 6/6/2015
Properly Maintaining Vehicles in Dealer Inventory

Released 6/1/2015
Tire Hop / Tire Chatter During Tight Turns at Parking Lot Speeds

Released 5/2/2015
Information Regarding the Differences Between Leakage and Seepage

Released 3/14/2015
F/CMVSS Noncompliance - Goodyear P255/65R18 109S Fortera HL Tires

Released 3/14/2015
Unscheduled Supplemental Services (Including Flushing Services and Additives) and Proper Use of GM Simplified Maintenance Schedules (Canada Only)

Released 3/14/2015
Warranty Administration – Labor Operation 0600014 – Suspected Tampering or Vehicle Modifications

Released 7/23/2014
Excessive Brake Dust On Wheels

Released 2/6/2014
Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel)

Released 5/3/2012
Information on Tire Radial Force Variation (RFV)

Released 1/13/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 12/3/2011
Information on Diagnosis and Replacement of Shock Absorber and Strut Due to Fluid Leak

Released 4/9/2020
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 11/26/2019
Key Code Security Rules and Information on GM KeyCode Look-Up Application (U.S. Only)

Released 11/5/2019
J-35616-64B Or EL-35616-58 Terminal Test Probe Information/Repair

Released 10/10/2019
Vehicle Vibration Diagnosis and TAC Requests For Assistance With Vibration Related Complaints

Released 10/9/2019
Key Code Security Rules and Information on GM KeyCode Look-Up Application (U.S. Only)

Released 9/17/2019
Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information

Released 6/3/2019
J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead

Released 5/9/2019
Information on Tire Radial Force Variation (RFV)

Released 11/27/2018
Information for Dealers/Service Advisors on When and How to Submit a Pre-Repair Authorization (PRA) (U.S. Dealers Only)

Released 11/20/2018
Information for Dealers/Technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only)

Released 11/5/2018
Working with GM on a Product Assistance Claim (PAC)

Released 10/26/2018
Use of Surface Conditioning Disks When Cleaning Gasket Sealing Surfaces and/or Reused Parts

Released 10/8/2018
PAC Courtesy Transportation Assistance Program

Released 9/11/2018
Warranty Administration - Essential Tools that Include Consumable Parts (U.S. Only)

Released 6/22/2018
Dealer Responsibility for Cargo Carrying Capacity Labeling

Released 5/30/2018
Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information

Released 5/14/2018
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 5/10/2018
Warranty Administration - Courtesy Transportation and Roadside Assistance Programs

Released 2/26/2018
Diagnostic Tip: EL-51578 MOST Bus Diagnostic Tool Kit

Released 2/1/2018
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 12/15/2017
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 12/4/2017
Enhancing Field Product Reports with Digital Pictures

Released 12/4/2017
Information on Multi-Media Infotainment Tester (MIT) Incompatibility Issues

Released 8/23/2017
Paint-less Dent Repair Process

Released 8/10/2017
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 7/25/2017
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 6/23/2017
Warranty Administration - Courtesy Transportation and Roadside Assistance Programs

Released 6/22/2017
Interior Cleaning -- Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer --Product Availability

Released 6/8/2017
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 6/2/2017
Concerns Or Questions Regarding Installation Of Dealer Installed Accessories

Released 4/28/2017
Wireless Charging Module Diagnosis

Released 4/6/2017
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers

Released 4/6/2017
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 3/15/2017
Procedure For Emailing Global Diagnostic System 2 (GDS2) Session Log To GM TAC (US and Canada Dealers Only)

Released 3/15/2017
Warranty Administration - Field Action Courtesy Transportation Policy

Released 12/14/2016
Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information

Released 11/18/2016
Concerns Or Questions Regarding Installation Of Dealer Installed Accessories

Released 11/14/2016
Warranty Administration - Change in Product Field Action Customer Reimbursement Procedure (U.S. Dealers Only)

Released 11/1/2016
Warranty Administration - Updated - Dealer Empowerment Labor Operations and Customer Enthusiasm (U.S. Only)

Released 10/13/2016
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 10/7/2016
PQC Assembly Replacement Process - Dealers Required to Contact PQC Prior to Replacing an Assembly

Released 10/6/2016
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 9/30/2016
Warranty Administration - Courtesy Transportation and Roadside Assistance Programs

Released 9/19/2016
Comeback Prevention Information and Using Customer Concern Verification Sheets (CCVS)

Released 9/13/2016
Diagnostic Tip: EL-51578 MOST Bus Diagnostic Tool Kit

Released 8/12/2016
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 8/12/2016
Warranty Administration - Servicing Vehicles from Canada (U.S. Dealers Only)

Released 8/2/2016
Diagnostic Tip - Paint Code Used To Refinish The Underside Of The Rear Hatch Or Decklid

Released 7/13/2016
38660 - A16-2038660 GMI700 31UX Missing GM Roadside Kit

Released 6/8/2016
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 5/20/2016
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 5/20/2016
Service Programming System (SPS) Errors (E4398, E4399, E4403, M4404 M4413, E4414, E4423 or E4491)

Released 5/16/2016
New U.S. Dealer Special Tool Loan Program

Released 4/22/2016
Warranty Administration - Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 4/18/2016
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 4/14/2016
Battery Testing and Warranty Replacement Requirements (North America ONLY)

Released 3/29/2016
Being Prepared for TAC, Caller Preparedness and Checklist - Contacting U.S. Technical Assistance (TAC) and Use of Strategy Based Diagnostics

Released 3/29/2016
Information on COAX Repair Kit Availability

Released 3/14/2016
Warranty Administration - Courtesy Transportation and Roadside Assistance Programs

Released 3/1/2016
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 2/5/2016
Hem Flange Rust Repair

Released 12/17/2015
Information on Installation of Stage One and Two Rear Wicker Bills on Spoiler

Released 11/25/2015
GM TAC Support of Vehicle Vibration Complaints - U.S. and Canada Dealers Only

Released 10/31/2015
Engine Repair Tip for Installation of Pistons

Released 10/31/2015
Warranty Administration - Change in Product Field Action Customer Reimbursement Procedure (U.S. Dealers Only)

Released 10/31/2015
J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead

Released 10/31/2015
Dealer Reimbursement Procedures for CAC Tier 1 and Tier 2 Empowerment Tool: Diagnostic Fee, Short Term Rental, and Up-Front Towing (U.S. Only)

Released 10/31/2015
Warranty Administration - GM Dealer Empowerment Program and Goodwill Procedures

Released 10/31/2015
Warranty Administration - New Vehicle Maintenance Program Cross-Border Servicing between the U.S. and Canada

Released 10/31/2015
Comeback Prevention Information and Using Customer Concern Verification Sheets (CCVS)

Released 10/31/2015
Diagnostic Tip: EL-51578 MOST Bus Diagnostic Tool Kit

Released 10/31/2015
Product Quality Center (PQC) Assembly Replacement Process - For Dealers Required to Contact PQC Prior to Replacing an Assembly (U.S. and Canada Only)

Released 10/31/2015
Vehicle Vibration Diagnosis and TAC Requests For Assistance With Vibration Related Complaints

Released 10/31/2015
PQC Assembly Replacement Process - For Dealers Required to Contact PQC Prior to Replacing an Assembly (U.S. and Canada Only)

Released 10/31/2015
Warranty Administration - Causal Part Requirements for Transactions Submitted to GM for Payment

Released 10/31/2015
Information on the Use of Non GM Approved Battery Chargers and Booster Packs

Released 10/31/2015
Information on Drilling High Strength Steel Related to Collision Repair

Released 10/31/2015
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 9/12/2015
Air Conditioning Odor (Install Evaporator Core Dryer Kit and Apply Cooling Coil Coating)

Released 9/5/2015
GM Wiring Repair Strategy Information

Released 9/5/2015
Enhancing Field Product Reports with Digital Pictures

Released 8/22/2015
Warranty Administration - Essential Tools that Include Consumable Parts (U.S. Only)

Released 8/8/2015
Warranty Administration - Courtesy Transportation and Roadside Assistance Programs

Released 7/25/2015
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 7/18/2015
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 7/12/2015
Application of Anti-Corrosion Materials

Released 6/20/2015
GM TAC Support of Vehicle Vibration Complaints - US And Canada Dealers Only

Released 6/13/2015
Diagnostic Tip: EL-51578 MOST Bus Diagnostic Tool Kit

Released 3/14/2015
Warranty Administration - Required Operating Procedures (U.S. Only)

Released 12/5/2014
Information for Dealers on How to Submit a Product Information Report (PIR) (Canada Only)

Released 7/8/2014
Procedure For Emailing Global Diagnostic System 2 (GDS2) Session Log To

Released 5/22/2014
Warranty Code Generated By EL-50313 Midtronics GR8 Battery Tester/Charger Required for Claim Processing On Labor Operation 4041510, 4041520 and 250 Mile/400 Km Labor Operation Restriction (North America ONLY)

Released 10/24/2011
Use of Surface Conditioning Disks When Cleaning Engine Gasket Sealing Surfaces and/or Reused Engine Parts

Released 10/22/2011
Information for Dealers/Technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only)

Released 6/16/2017
Properly Maintaining Vehicles in Dealer Inventory

Released 10/7/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 3/2/2016
Properly Maintaining Vehicles in Dealer Inventory

Released 3/2/2016
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 10/31/2015
Service Parts Safety - Windshield Wiper Motor Failure

Released 7/18/2015
New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores

Released 6/6/2015
Properly Maintaining Vehicles in Dealer Inventory

Released 1/13/2012
Properly Maintaining Vehicles in Dealer Inventory