Get Free 2012 CHEVROLET SUBURBAN V8, 6.0L; OHV; 16V; SEFI; FFV TSBs

Released 3/5/2018
Fleet Key Option - Adding Keys / Converting

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

Released 11/20/2017
Diagnostic Tip- Information for U0140 or U0073 (BCM Appears Off Line On The High Speed Buss)

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

Released 3/7/2017
Fleet Key Option - Adding Keys / Converting

Released 11/15/2016
Diagnostic Information for Supplemental Inflatable Restraint (SIR) System, Intermittent AIR BAG Indicator/Lamp Illuminated with DTC(s) B0012, B0013, B0015, B0016, B0019, B0020, B0022, B0023, B0026, B0033, B0040, B0042 or B0044 Set

Released 9/30/2016
DVD Playback, Road Learning, and OnStar Destination Download Improvements

Released 9/30/2016
Service Theft Deterrent Message Displayed in Driver Information Center (DIC)

Released 9/30/2016
Information on USB Cable and Receptacle for Service

Released 9/30/2016
Paint Peeling on Roof Panel at Quarter Panel Upper Applique Area

Released 9/30/2016
Diagnosis and Repair HVAC Blower Function

Released 9/30/2016
Inadvertent Horn, Light, Remote Start, Lock/Unlock Activation or Charging Schedule Change

Released 9/30/2016
Information on USB Command and Control Multimedia Player Interface/List of Supported Apple Devices

Released 9/30/2016
Deformed or Dimpled Liftgate Center Applique, Liftgate Paint Damage Evident at Lower Outer Edge of Applique

Released 9/30/2016
Information on USB Command and Control Multimedia Player Interface/List of Supported Devices

Released 9/30/2016
Diagnostic Tips for Difficult to Resolve Tire/Wheel Vibration Concerns

Released 9/30/2016
Diagnostic Tips for DTC P0796, Slip or No 4th, 5th or 6th Gear

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

Released 4/22/2016
Harsh or Tie-Up Feeling from 6-4 Downshift

Released 2/29/2016
Replacement Information for Broken T-Bolt on Negative and/or Positive Battery Cable Terminal

Released 2/19/2016
Ambient Temperature Display Not Reading Outside Temperature at Times or A/C Compressor Inoperative Due To Low Ambient Temperature

Released 2/9/2016
Cold Engine Tick Noise That May Last Up To 50 Seconds

Released 12/14/2015
Important - Accessories Available Through Integrated Business Partners

Released 11/6/2015
Diagnostic Tips for Reduced Acceleration at Low Speed and/or Transmission Slipping from a Launch, DTC P0751 Set

Released 10/31/2015
White, Milky or Cloudy Appearance of Front Differential Fluid

Released 10/31/2015
Information on Voltmeter Gauge Fluctuation Due to Regulated Voltage Control System and Concerns About Camper/Trailer Battery Charging

Released 10/31/2015
Inspect XM/Cellular Mobile Phone/OnStar Antenna for Looseness or Damage, XM/Cellular/OnStar Reception Performance Degraded, Rattle/Flutter/Squeak Noise, Wind Noise/Whistle at Highway Speeds, Water Leak on Headliner at Sunvisor

Released 10/31/2015
Product Safety - Chassis Electronic Control Module Internal Contamination

Released 10/31/2015
Engine Oil Consumption on Aluminum Block/Iron Block Engines with Active Fuel Management (AFM) (Install AFM Oil Deflector and Clean Carbon from Cylinder and/or Install Updated Valve Cover)

Released 10/31/2015
Inspect XM/Cellular Mobile Phone/OnStar Antenna for Looseness or Damage, XM/Cellular/OnStar Reception Performance Degraded, Rattle/Flutter/Squeak Noise, Wind Noise/Whistle at Highway Speeds, Water Leak on Headliner at Sunvisor

Released 7/18/2015
Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting (U.S. and Canada Only)

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

Released 6/1/2015
Higher Than Expected Oil Consumption at 8600 GVW and Above

Released 5/16/2015
Low Beam Headlamp Bulb Diagnosis/Replacement (Inspect Bulb and Connector)

Released 5/12/2015
Customer Satisfaction - Rear Axle Grinding Noise, Vibration - Inspect Rear Axle

Released 5/2/2015
Various Vehicle Handling Concerns Suspension Noise Or Damaged Suspension Components Due To Vehicle Modifications

Released 3/14/2015
Front Row Seat Back Appears To Lean Outward

Released 11/11/2014
Speedometer Needle Accuracy Information

Released 11/4/2014
Engine Oil Consumption on Aluminum Block/Iron Block Engines with Active Fuel Management (AFM) (Install AFM Oil Deflector and Clean Carbon from Cylinder and/or Install Updated Valve Cover)

Released 8/20/2014
Poor Remote Transmitter Range/Remote Start or TPM Indicator On, May or may not set one or more of the following DTCs: C0750, C0755, C0760, C0765

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

Released 8/7/2014
Check Trailer Wiring Message Displayed On DIC

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

Released 7/30/2014
DIC Message Press Check To Turn Off Motion Sensor

Released 7/23/2014
Diagnosing Power Steering Concerns

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

Released 7/11/2014
Information Regarding A/C Service Valve Tethered Cap Requirements in the State of Idaho

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 5/16/2014
DTC Symptom Byte Documentation

Released 2/6/2014
Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion (Clean and Resurface Wheel Bead Seat)

Released 2/1/2014
No Audio On Certain XM Radio Channels

Released 1/24/2014
GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period

Released 1/4/2014
Loose Ground Terminal Repair and Proper Labor Code

Released 1/4/2014
Proper Wheel Installation and Wheel Torque Techniques

Released 10/4/2013
Diagnostic Tip: Diagnosing Vehicles with OnStar DTC B101D-37

Released 8/28/2013
Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting

Released 8/28/2013
Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting

Released 6/19/2013
Dealership Service Consultant Procedure as Vehicle Comes into Service Drive for Tire Pressure Monitor (TPM) System Message, Light and Customer Information

Released 6/19/2013
Information on Slight Vehicle Movement in Park at Start Up After Cold Soak

Released 6/19/2013
Global Information for GM dexos 1 and dexos 2 Engine Oil Specifications, Licensed Brands, and Service Fill

Released 6/19/2013
Repair Information for Reconnection of Rear Window Defroster (Defogger) Contact or Tab

Released 6/19/2013
Correct Selection Of Labor Codes

Released 4/23/2013
Odometer Servicing When The Odometer Cannot Be Set To The Actual Mileage

Released 4/12/2013
Information on Driveline Clunk Noise

Released 3/29/2013
Vehicle Software Enhancements

Released 3/22/2013
Vibration Analysis Worksheet

Released 3/1/2013
Paint-less Dent Repair Process

Released 3/1/2013
No Crank/No Start, Dead Battery Due to Parasitic Drain/Discharge

Released 2/15/2013
Windshield Wiper Performance, Cleaning Instructions and Maintenance

Released 2/15/2013
Information for Electrical Ground Repair - Use New Replacement Fasteners with Conductive Finish

Released 2/11/2013
Prior To Any Circuit Testing

Released 1/1/2013
Various Driveability Symptoms Due to Clogged Fuel Injectors, MIL/SES DTCs P0171, P0172, P0174, P0300, P1174, P1175 (Clean Fuel Injectors and/or Perform Injector Test With AFIT CH-47976)

Released 9/4/2012
IPC Odometer Programming Method Quick Reference Guide

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

Released 3/19/2012
Hem Flange Rust Repair

Released 2/19/2012
Second Row Seat Rattle and/or Hard to Latch and Unlatch, Power Release Fold and Tumble Not Fully Functioning (Perform Repair as Outlined)

Released 1/19/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 1/19/2012
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

Released 1/14/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 1/13/2012
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

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

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

Released 1/12/2012
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

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

Released 10/22/2011
Warranty Code Generated By EL-50313 Midtronics GR8 Battery Tester/Charger Required for Claim Processing On Labor Operation 4041510 and Battery Part Restriction (North America ONLY)

Released 10/17/2011
Safety Belt Locking Conditions (Normal Operating Characteristics)

Released 10/13/2011
Eliminating Unwanted Odors in Vehicles

Released 9/23/2011
Missing OnStar Owner Kit Integration in Vehicle Owner Manual

Released 8/24/2011
Exhaust Drone, Noise or Vibration in 6th gear at 1700-1900 Engine RPM and Speed Between 101-106 KM/H (63-66 MPH)

Released 1/17/1997
Car and Truck Fix it Right the First Time Issues

Released 9/14/2016
Service StabiliTrak Message Displayed in DIC, StabiliTrak Indicator Light On, DTC C0455 and/or C0710 Set

Released 3/21/2016
Unwanted Grade Braking, Low Power, and/or Transmission Busy Shifting / P057B, P057C, and/or P057D

Released 1/25/2016
Service StabiliTrak Message Displayed in DIC, StabiliTrak Indicator Light On, DTC C0455 and/or C0710 Set

Released 10/31/2015
Product Safety - Chassis Electronic Control Module Internal Contamination

Released 10/31/2015
Product Safety - Chassis Electronic Control Module Internal Contamination

Released 7/25/2014
Unwanted Grade Braking, Low Power, and/or Transmission Busy Shifting

Released 3/22/2013
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 1/19/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 1/17/2012
Car and Truck Fix it Right the First Time Issues

Released 1/14/2012
Properly Maintaining Vehicles in Dealer Inventory

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

Released 1/17/1997
Car and Truck Fix it Right the First Time Issues

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

Released 7/11/2017
SIR MIL With DTCs B0012 B0013 B0014 B0015 B0019 B0020 B0021 and/or B0022 (Aftermarket USB/Phone Charger)

Released 5/11/2017
SIR MIL With DTCs B0012 B0013 B0014 B0015 B0019 B0020 B0021 and/or B0022 (Aftermarket USB/Phone Charger)

Released 3/15/2017
Speedometer Needle Accuracy Information

Released 11/15/2016
Diagnostic Information for Supplemental Inflatable Restraint (SIR) System, Intermittent AIR BAG Indicator/Lamp Illuminated with DTC(s) B0012, B0013, B0015, B0016, B0019, B0020, B0022, B0023, B0026, B0033, B0040, B0042 or B0044 Set

Released 11/2/2016
Cruise Control Inoperative (Inspect Circuit 6311)

Released 9/30/2016
Service Theft Deterrent Message Displayed in Driver Information Center (DIC)

Released 9/30/2016
Diagnostic Information for Supplemental Inflatable Restraint (SIR) System, Intermittent AIR BAG Indicator/Lamp Illuminated with DTC(s) B0012, B0013, B0015, B0016, B0019, B0020, B0022, B0023, B0026, B0033, B0040, B0042 or B0044 Set

Released 2/29/2016
Replacement Information for Broken T-Bolt on Negative and/or Positive Battery Cable Terminal

Released 10/31/2015
Low Beam Headlamp Bulb Diagnosis/Replacement (Inspect Bulb and Connector)

Released 10/31/2015
Information on Voltmeter Gauge Fluctuation Due to Regulated Voltage Control System and Concerns About Camper/Trailer Battery Charging

Released 7/18/2015
Diagnostic Tips - Diagnosing High Speed LAN Concerns

Released 3/7/2015
Installation of Electrical Aftermarket Accessories-Battery, Ignition and Ground Feeds-Do Not Splice into Wiring Harness (Install Diode to Solenoid/Relay to Suppress Voltage Spikes)

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 9/23/2014
Roof Beacon Inoperative (Switch Disconnected)

Released 8/20/2014
Poor Remote Transmitter Range/Remote Start or TPM Indicator On, May or may not set one or more of the following DTCs: C0750, C0755, C0760, C0765

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

Released 8/7/2014
Check Trailer Wiring Message Displayed On DIC

Released 8/6/2014
Puddle Light Operation

Released 7/30/2014
DIC Message Press Check To Turn Off Motion Sensor

Released 7/25/2014
Unwanted Grade Braking, Low Power, and/or Transmission Busy Shifting

Released 7/17/2014
Accessory Power Outlet and Trailer Lighting Fuse Replacement - Use GLC Labor Operation 5430130 Fuse Replacement

Released 7/16/2014
SES Light Reduced Engine Power Mode and APP Sensor DTCs

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

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

Released 6/13/2014
Tow/Haul Cruise SES 4x4 Heated Washer Fluid Off Message And Various Other Indicator Lamps Do Not Illuminate

Released 5/16/2014
DTC Symptom Byte Documentation

Released 2/1/2014
No Audio On Certain XM Radio Channels

Released 1/24/2014
Fuel Gauge Shows Empty After Refueling And DTC P2636

Released 1/4/2014
Loose Ground Terminal Repair and Proper Labor Code

Released 10/5/2013
OnStar Will Not Power Up

Released 9/14/2013
OnStar Will Not Power Up

Released 6/19/2013
Information on Slight Vehicle Movement in Park at Start Up After Cold Soak

Released 6/19/2013
Global Information for GM dexos 1 and dexos 2 Engine Oil Specifications, Licensed Brands, and Service Fill

Released 6/19/2013
Repair Information for Reconnection of Rear Window Defroster (Defogger) Contact or Tab

Released 4/23/2013
Odometer Servicing When The Odometer Cannot Be Set To The Actual Mileage

Released 4/12/2013
Information on Driveline Clunk Noise

Released 3/29/2013
Powertrain and Various Electrical/Electronic Control Issues

Released 3/29/2013
Vehicle Software Enhancements

Released 3/29/2013
Accessory Power Outlet and Trailer Lighting Fuse Replacement Labor Operation N1720 Fuse Replacement

Released 3/22/2013
Vibration Analysis Worksheet

Released 3/22/2013
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 3/22/2013
OnStar Will Not Power Up

Released 3/1/2013
DVD Navigation Update Program, Navigation Disc Diagnostic Aid, AVN Software Update Discs and Ordering Information

Released 3/1/2013
Paint-less Dent Repair Process

Released 3/1/2013
No Crank/No Start, Dead Battery Due to Parasitic Drain/Discharge

Released 2/21/2013
Intermittent Service 4WD Message With Any Of The Following DTCs C0306 C0321 C0398 C0396 C0569

Released 2/15/2013
Windshield Wiper Performance, Cleaning Instructions and Maintenance

Released 2/15/2013
Information for Electrical Ground Repair - Use New Replacement Fasteners with Conductive Finish

Released 2/11/2013
Prior To Any Circuit Testing

Released 1/1/2013
IPC Odometer Programming Method Quick Reference Guide

Released 1/1/2013
Accessory Power Outlet and Trailer Lighting Fuse Replacement Labor Operation N1720 Fuse Replacement

Released 12/17/2012
Checking Smartphone Bluetooth Software Update Status

Released 5/8/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 3/5/2012
Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM)

Released 3/3/2012
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 2/10/2012
Service Programming System (SPS) Errors (E4398, E4399, E4403, E4404 E4413, E4414, E4423 or E4491, E4494)

Released 1/19/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 1/17/2012
Car and Truck Fix it Right the First Time Issues

Released 1/14/2012
Properly Maintaining Vehicles in Dealer Inventory

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

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

Released 10/22/2011
Warranty Code Generated By EL-50313 Midtronics GR8 Battery Tester/Charger Required for Claim Processing On Labor Operation 4041510 and Battery Part Restriction (North America ONLY)

Released 1/17/1997
Car and Truck Fix it Right the First Time Issues

Released 12/23/2016
Rough Idle and/or Lack of Power on Acceleration after Cold Start - Possible Characteristic

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

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

Released 4/4/2014
Possible Engine Oil Leak Due To PCV Freeze-Up

Released 3/22/2013
Identifying Non-GM (Aftermarket) Engine and Transmission Calibrations for V6 and V8 Gasoline Engines Using Tech 2 or Global Diagnostic System 2 (GDS 2)

Released 2/1/2013
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 9/4/2012
Identifying Non-GM (Aftermarket) Engine and Transmission Calibrations for V8 Gasoline Engines Using Tech 2 or Global Diagnostic System 2 (GDS 2)

Released 3/3/2012
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 2/10/2012
Service Programming System (SPS) Errors (E4398, E4399, E4403, E4404 E4413, E4414, E4423 or E4491, E4494)

Released 1/17/2012
Car and Truck Fix it Right the First Time Issues

Released 1/17/1997
Car and Truck Fix it Right the First Time Issues

Released 1/1/2013
Identifying Non-GM (Aftermarket) Engine and Transmission Calibrations for V8 Gasoline Engines Using Tech 2 or Global Diagnostic System 2 (GDS 2)

Released 8/24/2011
Exhaust Drone, Noise or Vibration in 6th gear at 1700-1900 Engine RPM and Speed Between 101-106 KM/H (63-66 MPH)

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

Released 3/7/2017
Fleet Key Option - Adding Keys / Converting

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

Released 11/3/2016
Information on Diesel Fuel Additives

Released 9/30/2016
Service Theft Deterrent Message Displayed in Driver Information Center (DIC)

Released 4/1/2016
Information on Changes in Exhaust Tone for Active Fuel Management Engines When in Three or Four Cylinder Mode

Released 10/31/2015
Product Safety - Chassis Electronic Control Module Internal Contamination

Released 10/31/2015
Fuel Gauge Fluctuation in Park or Neutral

Released 10/31/2015
Product Safety - Ignition Lock Cylinder Binding

Released 10/31/2015
Service Parts Safety - Ignition Lock Cylinder Binding

Released 6/13/2015
Lack Of Power On Initial Acceleration From A Stop When the Ambient Temperature Is 103F Or Greater (U.S.A. Dealers Only)

Released 5/2/2015
Product Safety - Ignition Lock Cylinder Binding

Released 4/11/2015
Product Safety - Ignition Lock Cylinder Binding

Released 7/16/2014
SES Light Reduced Engine Power Mode and APP Sensor DTCs

Released 1/24/2014
Fuel Gauge Shows Empty After Refueling And DTC P2636

Released 1/1/2013
Various Driveability Symptoms Due to Clogged Fuel Injectors, MIL/SES DTCs P0171, P0172, P0174, P0300, P1174, P1175 (Clean Fuel Injectors and/or Perform Injector Test With AFIT CH-47976)

Released 1/19/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 1/17/2012
Car and Truck Fix it Right the First Time Issues

Released 1/14/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 7/11/2014
Information Regarding A/C Service Valve Tethered Cap Requirements in the State of Idaho

Released 10/13/2011
Eliminating Unwanted Odors in Vehicles

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

Released 12/23/2016
Rough Idle and/or Lack of Power on Acceleration after Cold Start - Possible Characteristic

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

Released 11/16/2016
2-3 Upshift Slip or Flare

Released 9/30/2016
Diagnostic Tips for DTC P0796, Slip or No 4th, 5th or 6th Gear

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

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

Released 7/5/2016
Engine Misfire and No Compression due to Piston Damage

Released 6/10/2016
SES Lamp P0521 Setting After An Oil Change And Or Low Oil Pressure Indicated On The Instrument Panel

Released 4/27/2016
No Reverse, No Second After Upper Valve Body Replacement

Released 4/22/2016
Harsh or Tie-Up Feeling from 6-4 Downshift

Released 4/22/2016
Crank No Start - Inspect for Sheared Cam Pin

Released 4/5/2016
Engine Knock on Cold Start

Released 3/16/2016
Tick Noise and/or Misfires on AFM Cylinders 1 4 6 And/or 7

Released 1/26/2016
Harsh or Tie-Up Feeling from 6-4 Downshift

Released 11/6/2015
Diagnostic Tips for Reduced Acceleration at Low Speed and/or Transmission Slipping from a Launch, DTC P0751 Set

Released 10/31/2015
Product Safety - Chassis Electronic Control Module Internal Contamination

Released 10/31/2015
Diagnostic Tips for Reduced Acceleration at Low Speed and/or Transmission Slipping from a Launch, DTC P0751 Set

Released 10/31/2015
Harsh or Tie-Up Feeling from 6-4 Downshift

Released 10/31/2015
White, Milky or Cloudy Appearance of Front Differential Fluid

Released 10/31/2015
Tick Noise and/or Misfires On AFM Cylinders 1 4 6 and/or 7

Released 10/31/2015
SES Lamp With Camshaft Actuator Codes After SI Diagnosis Have Been Followed

Released 10/31/2015
Engine Oil Consumption on Aluminum Block/Iron Block Engines with Active Fuel Management (AFM) (Install AFM Oil Deflector and Clean Carbon from Cylinder and/or Install Updated Valve Cover)

Released 8/15/2015
SES Lamp P0521 Setting After An Oil Change And Or Low Oil Pressure Indicated On The Instrument Panel

Released 7/18/2015
Information - Service Parts Transfer Case Bolt Hole And Case Appearance

Released 7/18/2015
Low Oil Pressure Message/Light - Inspect Valve Lifter Oil Filter

Released 6/13/2015
SES Lamp P0521 Setting After An Oil Change And Or Low Oil Pressure Indicated On The Instrument Panel

Released 6/6/2015
SES Lamp P0521 Setting After An Oil Change And Or Low Oil Pressure Indicated On The Instrument Panel

Released 6/1/2015
Harsh or Tie-Up Feeling from 6–4 Downshift

Released 6/1/2015
Higher Than Expected Oil Consumption at 8600 GVW and Above

Released 6/1/2015
Diagnostic Tips for Reduced Acceleration at Low Speed and/or Transmission Slipping from a Launch, DTC P0751 Set

Released 5/12/2015
Customer Satisfaction - Rear Axle Grinding Noise, Vibration - Inspect Rear Axle

Released 4/11/2015
Low Oil Pressure Message/Light - Inspect Valve Lifter Oil Filter

Released 9/4/2014
Engine Oil Consumption on Aluminum Block/Iron Block Engines with Active Fuel Management (AFM) (Install AFM Oil Deflector and Clean Carbon from Cylinder and/or Install Updated Valve Cover)

Released 7/17/2014
Alleged Cylinders Out Of Round

Released 4/4/2014
Possible Engine Oil Leak Due To PCV Freeze-Up

Released 1/23/2014
Crank No Start - Inspect for Sheared Cam Pin

Released 1/22/2014
Diagnostic Aids For Driveline Noise Or Vibration

Released 10/4/2013
Diagnostic Tip: Diagnosing Vehicles with OnStar DTC B101D-37

Released 6/19/2013
Information on Slight Vehicle Movement in Park at Start Up After Cold Soak

Released 6/19/2013
Global Information for GM dexos 1 and dexos 2 Engine Oil Specifications, Licensed Brands, and Service Fill

Released 5/21/2013
GM TAC Support of Vehicle Vibration Complaints - U.S. Dealers Only

Released 4/12/2013
Information on Driveline Clunk Noise

Released 3/22/2013
Identifying Non-GM (Aftermarket) Engine and Transmission Calibrations for V6 and V8 Gasoline Engines Using Tech 2 or Global Diagnostic System 2 (GDS 2)

Released 3/22/2013
Vibration Analysis Worksheet

Released 3/22/2013
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 2/21/2013
Intermittent Service 4WD Message With Any Of The Following DTCs C0306 C0321 C0398 C0396 C0569

Released 2/1/2013
Identifying Non-GM (Aftermarket) Engine and Transmission Calibrations for V6 and V8 Gasoline Engines Using Tech 2 or Global Diagnostic System 2 (GDS 2)

Released 1/1/2013
Identifying Non-GM (Aftermarket) Engine and Transmission Calibrations for V8 Gasoline Engines Using Tech 2 or Global Diagnostic System 2 (GDS 2)

Released 9/4/2012
Identifying Non-GM (Aftermarket) Engine and Transmission Calibrations for V8 Gasoline Engines Using Tech 2 or Global Diagnostic System 2 (GDS 2)

Released 5/8/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 3/5/2012
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 3/3/2012
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 1/19/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 1/17/2012
Car and Truck Fix it Right the First Time Issues

Released 1/14/2012
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 1/17/1997
Car and Truck Fix it Right the First Time Issues

Released 10/31/2015
Product Safety - Chassis Electronic Control Module Internal Contamination

Released 10/31/2015
Product Safety - Ignition Lock Cylinder Binding

Released 10/31/2015
Service Parts Safety - Ignition Lock Cylinder Binding

Released 10/31/2015
Product Safety - Chassis Electronic Control Module Internal Contamination

Released 5/12/2015
Customer Satisfaction - Rear Axle Grinding Noise, Vibration - Inspect Rear Axle

Released 5/2/2015
Product Safety - Ignition Lock Cylinder Binding

Released 4/11/2015
Product Safety - Ignition Lock Cylinder Binding

Released 2/1/2017
Diagnostic Tip - Rattle Squeak Clunk Thump Bump Noise From Front Suspension

Released 9/30/2016
Diagnostic Tips for Difficult to Resolve Tire/Wheel Vibration Concerns

Released 8/16/2016
Various Vehicle Handling Concerns Suspension Noise Or Damaged Suspension Components Due To Vehicle Modifications

Released 3/21/2016
Various Vehicle Handling Concerns Suspension Noise Or Damaged Suspension Components Due To Vehicle Modifications

Released 10/31/2015
Diagnostic Tips: Vehicle Body Tilt Or Lean

Released 10/31/2015
Tire Sidewall Irregularities

Released 5/2/2015
Various Vehicle Handling Concerns Suspension Noise Or Damaged Suspension Components Due To Vehicle Modifications

Released 8/20/2014
Poor Remote Transmitter Range/Remote Start or TPM Indicator On, May or may not set one or more of the following DTCs: C0750, C0755, C0760, C0765

Released 8/18/2014
Diagnostic Tip - Missing Alignment Dowel Pin

Released 7/30/2014
DIC Message Press Check To Turn Off Motion Sensor

Released 7/23/2014
Diagnosing Power Steering Concerns

Released 2/6/2014
Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion (Clean and Resurface Wheel Bead Seat)

Released 2/6/2014
Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel)

Released 2/6/2014
Information on Slight or Mild Tire Feathering and Recommended Practices (Normal Tire Wear Condition)

Released 1/22/2014
Diagnostic Aids For Driveline Noise Or Vibration

Released 1/4/2014
Proper Wheel Installation and Wheel Torque Techniques

Released 6/19/2013
Dealership Service Consultant Procedure as Vehicle Comes into Service Drive for Tire Pressure Monitor (TPM) System Message, Light and Customer Information

Released 5/21/2013
GM TAC Support of Vehicle Vibration Complaints - U.S. Dealers Only

Released 3/22/2013
Vibration Analysis Worksheet

Released 3/22/2013
Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues

Released 1/1/2013
Proper Wheel Installation and Wheel Torque Techniques

Released 5/17/2012
Information on Slight or Mild Tire Feathering and Recommended Practices (Normal Tire Wear Condition)

Released 5/8/2012
Properly Maintaining Vehicles in Dealer Inventory

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

Released 3/27/2012
Hydraulic Power Steering System Leak - Required Diagnostic Actions

Released 2/21/2012
Power Steering Fluid Leak from Power Steering Pump, Gear or High Pressure Hose During Extreme Low Temperature Operation (Replace Power Steering Fluid)

Released 1/23/2012
Hydraulic Power Steering System Leak - Required Diagnostic Actions

Released 1/19/2012
Properly Maintaining Vehicles in Dealer Inventory

Released 1/17/2012
Car and Truck Fix it Right the First Time Issues

Released 1/14/2012
Properly Maintaining Vehicles in Dealer Inventory

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

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 7/18/2015
Diagnostic Tips - Diagnosing High Speed LAN Concerns

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 2/6/2014
Information on Slight or Mild Tire Feathering and Recommended Practices (Normal Tire Wear Condition)

Released 6/19/2013
Correct Selection Of Labor Codes

Released 6/7/2013
IPC Odometer Programming Method Quick Reference Guide

Released 5/21/2013
GM TAC Support of Vehicle Vibration Complaints - U.S. Dealers Only

Released 3/22/2013
Identifying Non-GM (Aftermarket) Engine and Transmission Calibrations for V6 and V8 Gasoline Engines Using Tech 2 or Global Diagnostic System 2 (GDS 2)

Released 3/1/2013
Paint-less Dent Repair Process

Released 1/1/2013
IPC Odometer Programming Method Quick Reference Guide

Released 9/4/2012
GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period

Released 3/19/2012
Hem Flange Rust Repair

Released 3/5/2012
Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM)

Released 3/5/2012
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 3/1/2012
Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM)

Released 1/13/2012
Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability

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 10/22/2011
Warranty Code Generated By EL-50313 Midtronics GR8 Battery Tester/Charger Required for Claim Processing On Labor Operation 4041510 and Battery Part Restriction (North America ONLY)

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