Get Free 2004 CHEVROLET C4500 V8 TSBs

Released 5/12/2015
Information on Higher Than Expected Oil Consumption

Released 8/26/2014
Information on Identifying Duramax Diesel Overpower Engine Breakdown/Non-Function Due to Aftermarket Power-Up Devices vs Non Overpower Engine Non-Function of Pistons, Cylinders, Valvetrain Components, DTC P003A or P111D Set

Released 7/16/2014
Duramax Diesel Glow Plugs Difficult to Install Due to Carbon Buildup - New Glow Plug Bore Reamer Available

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

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

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

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

Released 2/11/2013
Prior To Any Circuit Testing

Released 2/8/2013
HYDRA-MATIC Front Wheel Drive 4T80-E (MH1) Left Front Axle Seal Leak, Transmission Slips in Gear (Replace Third Clutch Housing with Revised Service Part)

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

Released 9/4/2012
Information on Normal Maintenance or Warranty Service for 4T40, 4T45, 4T65, 4L60 Automatic Transmission Oil Pan Magnet Upgrade

Released 3/19/2012
Hem Flange Rust Repair

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 10/13/2011
Eliminating Unwanted Odors in Vehicles

Released 7/22/2011
Car and Truck Fix it Right the First Time Issues

Released 7/15/2011
Key Code Security Rules and Information on GM KeyCode Look-Up Application (Canada Only)

Released 2/2/2011
Seat Belt Buckle Latching Issues and/or Seat Belt Warning Lights Illuminated

Released 11/19/2010
Application of Anti-Corrosion Materials

Released 9/10/2010
Distortion in Outer Surface of Vehicle Glass

Released 3/30/2010
Information on Proper Use of Floor Mats

Released 3/4/2010
Car and Truck Fix It Right the First Time Issues

Released 2/25/2010
Information on Heated Electrochromatic Outside Rearview Mirror Performance

Released 11/4/2009
Car and Truck Fix It Right the First Time Issues

Released 9/18/2009
Clear Stain or Film on Inside Perimeter of Windshield Glass (Clean/Polish Glass)

Released 6/22/2009
Bumps or Rust Colored Spots in Paint Due to Rail or Iron Dust (Remove Rail Dust)

Released 5/6/2009
Car and Truck Fix It Right the First Time Issues

Released 4/23/2009
IPC Odometer Programming Method Quick Reference

Released 3/19/2009
Marks/Stains on Windshield When Wet (Clean Windshield)

Released 3/12/2009
08-08-51-002: New Primer For TPO Fascias and Affected Cleaning Process of Painting Operation - (Mar 12, 2008)

Released 3/9/2009
Warranty Administration - Guidelines for Claiming C0034 - Windshield Replacement

Released 3/9/2009
Car and Truck Fix It Right the First Time Issues

Released 2/17/2009
Seat Belt Buckle Latching Issues and/or Seat Belt Warning Lights Illuminated

Released 2/16/2009
Warranty Administration - Labor Operation Z1241 - Personal Property Damage

Released 2/3/2009
Hem Flange Rust Repair

Released 1/28/2009
Non-Approval of Clipping (Sectioning of Two Vehicles) for Collision Repair

Released 1/8/2009
Preventing Damage on Dealer Lots During Longer Periods in Dealer Inventory and Maintaining High CSI Scores

Released 1/6/2009
Information on Curb Park Assist and Memory Related Issues on Outside Rearview Mirrors

Released 12/12/2008
Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices

Released 10/16/2008
08-00-89-037: CSO Surcharges Not Allowed on Warranty Claims - (Oct 16, 2008)

Released 9/29/2008
00-00-89-027E: Eliminating Unwanted Odors in Vehicles - (Sep 29, 2008)

Released 9/15/2008
06-08-111-004A: Information on Discoloration, Blistering, Peeling or Erosion of Various Exterior Emblems Including the Chevy Bowtie - (Sep 15, 2008)

Released 8/27/2008
02-00-89-014E: New Labor Operation Codes for Dealer-Installed GM Accessories Replaced During Warranty Coverage Period - (Aug 27, 2008)

Released 8/25/2008
03-08-48-006E: Repair Information for Reconnection of Rear Window Defroster Contact or Tab - (Aug 25, 2008)

Released 8/14/2008
08-08-46-004: Information on Aftermarket Device Interference with OnStar Diagnostic Services - (Aug 14, 2008)

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 6/10/2008
08-00-89-021: Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus) and Tilt Cabs - (Jun 10, School Bus, Shuttle Bus) and Tilt Cabs - (Jun 10, 2008)

Released 6/5/2008
07-08-64-022A: Information on Curb Park Assist and Memory Related Issues on Outside Rear View Mirrors - (Jun 5, 2008)

Released 5/22/2008
07-08-49-020B: IPC Odometer Programming Method Quick Reference Guide - (May 22, 2008)

Released 5/2/2008
03-08-46-004D: Parts Restriction on Ordering OnStar Generation 6 and 7 Vehicle Communication Interface Modules (VCIM) - (May 2, 2008)

Released 4/30/2008
06-00-89-050B: Diagnostic Trouble Codes (DTCs) Required on Repair Orders - (Apr 30, 2008)

Released 4/29/2008
04-00-89-018C: Processing GM Accessories - Initial Quality Issues - (Apr 29, 2008)

Released 4/28/2008
07-00-89-031A: Warranty System Changes - Medium Duty Trucks - (Apr 28, 2008)

Released 4/24/2008
03-08-44-022E: Parts Restriction on Ordering XM Digital Radio Receiver - (Apr 24, 2008)

Released 4/17/2008
99-00-89-011C: Key Code Information - (Apr 17, 2008)

Released 4/16/2008
05-08-44-024A: Return or Reimbursement of Customer Owned CDs, DVDs, Cassette Tapes and/or CD Magazines - (Apr 16, 2008)

Released 4/14/2008
04-03-08-011D: Unnecessary Leaf Spring Clip Replacement - (Apr 14, 2008)

Released 4/7/2008
08-08-64-005: Passenger Side Front Outside Door Handle Inoperative (Replace Outside Door Handle) - (Apr 7, 2008)

Released 2/19/2008
08-00-89-006: GM Training: February 2008 New Course Information (For U.S. Dealers and Aftermarket) - (Feb 19, 2008)

Released 2/5/2008
06-06-04-035A: Use of E85 Fuels in Vehicles Not Certified by GM as being FlexFuel Compatible/Aftermarket Conversion of Vehicles to Operate on E85 Fuels - (Feb 5, 2008)

Released 2/5/2008
04-06-01-029B: Unnecessary Engine Crankcase and Subsystems Flushing Services, Additive Recommendations and Proper Utilization of GM Simplified Maintenance Schedule to Enhance Customer Service Experience - (Feb 5, 2008)

Released 2/1/2008
00-08-48-005C: Distortion in Outer Surface of Vehicle Glass - (Feb 1, 2008)

Released 1/30/2008
99-08-52-005C: Remote Keyless Entry Operational Characteristics - (Jan 30, 2008)

Released 1/18/2008
04-08-44-005C: Utilizing Tech 2 to Retrieve Part Numbers for Radios, Compact Disc (CD) Changers and Instrument Panel Clusters (IPC) - (Jan 18, 2008)

Released 1/17/2008
04-00-89-053B: Engineering Information (EI) Process - (Jan 17, 2008)

Released 1/17/2008
08-00-89-003: GM Training: January 2008 New Course Information (For U.S. Dealers and Aftermarket) - (Jan 17, 2008)

Released 1/9/2008
99-09-40-005E: Seat Belt Extender Availability - (Jan 9, 2008)

Released 1/8/2008
02-08-44-007C: Negative Impact of Dealer-Installed Cloth/Vinyl Roofs on XM Radio and/or OnStar Systems - (Jan 8, 2008)

Released 1/8/2008
05-08-46-004B: OnStar Phone Number Concerns (Phone Number Incorrect/Assigned to Another Vehicle/Phone) That Occur During Diagnosis of OnStar System - (Jan 8, 2008)

Released 1/8/2008
06-00-89-016A: Cataloging of Electronic Service Center Parts - (Jan 8, 2008)

Released 11/13/2007
07-00-89-056: GM Training: November 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Nov 13, 2007)

Released 11/2/2007
03-00-89-008D: Corrosion Protection for Metal Panels With Dealer Installed Accessories Fastened By Drilled Holes - (Nov 2, 2007)

Released 10/5/2007
05-08-49-008A: Instrument Panel Cluster Exchange Procedure When Replacement is Necessary - (Oct 5, 2007)

Released 9/5/2007
07-08-45-002: Service Alert: Concerns With Aftermarket Fuses in GM Vehicles - (Sep 5, 2007)

Released 8/27/2007
07-08-49-003A: Information on Engine Hourmeter Reading Not Being Transferred to New IPCs - (Aug 27, 2007)

Released 8/23/2007
07-00-89-043: Warranty Admin. - Use of Parts and Components (Including Control Module Calibrations) Not Issued Through General Motors - (Aug 23, 2007)

Released 7/25/2007
07-00-89-033: GM Training - June 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jul 25, 2007)

Released 7/20/2007
07-08-64-016: Left or Right Front Door Trim Panel Armrest/Pull Handle Cover Pulls Off of Door (Replace Armrest/Handle with New Fasteners) - (Jul 20, 2007)

Released 7/19/2007
06-08-50-009B: Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices) - (Jul 19, 2007)

Released 6/27/2007
07-00-89-028: GM Training: May 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jun 27, 2007)

Released 6/26/2007
07-00-89-025: GM Training: April 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 6/26/2007
07-00-89-024: GM Training: Service Training Standard (STS) Effective Date for Two Required Technology Close-ups (TCUs) was 04/14/07 (U.S. Dealers) - (Jun 26, 2007)

Released 6/26/2007
07-00-89-011: GM Training: Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 6/22/2007
99-08-64-016B: Use of Silicone for Weatherstrip Maintenance - (Jun 22, 2007)

Released 4/23/2007
05-08-51-008B: Bumps or Rust Colored Spots in Paint Due to Rail or Iron Dust (Remove Rail Dust) - (Apr 23, 2007)

Released 4/17/2007
07-08-63-001: Information on Repair of Polypropylene Energy Absorbers - (Apr 17, 2007)

Released 4/2/2007
07-08-98-001: Info - Non-approval of Clipping (Sectioning of Two Vehicles) for Collision Repair - (Apr 2, 2007)

Released 3/7/2007
07-06-01-003: LBZ LB7 LLY 6.6L Duramax Diesel Engine Accessory Drive Belt Chirp, Squeal or Squeak Type Noise at Cold Start Idle (Replace Accessory Drive Belt) - (Mar 7, 2007)

Released 1/17/2007
02-08-98-002B: Info - Hem Flange Rust Repair - (Jan 17, 2007)

Released 11/6/2006
04-08-49-015A: Noise Coming From Instrument Panel Cluster (Replace Instrument Panel Cluster (IPC)) - (Nov 6, 2006)

Released 10/9/2006
02-08-98-001C: Info - Metal Panel Bonding - (Oct 9, 2006)

Released 8/7/2006
06-00-89-038: Information on Radio and Instrument Panel Cluster (IPC) Part Restrictions (U.S. Only) - (Aug 7, 2006)

Released 6/30/2006
06-06-04-014A: Info - New Diagnostic Procedure for DTC P2900 Available for 7.8L Engine - (Jun 30, 2006)

Released 6/21/2006
06-00-89-036: Owner Manual and Warranty Information in Service Information (SI) Website/Distributed on CD - (Jul 21, 2006)

Released 5/2/2006
06-08-45-004: Info - Instrument Panel (I/P), Body and General Wiring Harness Repair - (May 2, 2006)

Released 4/28/2006
05-08-57-004A: Water Intrusion into Cab (Inspect/Replace Roof Marker Lamp Lens/Bolts) - (Apr 28, 2006)

Released 4/27/2006
05-08-133-001A: Diagnostic Information for Inoperative Air Seats, Air Horn and/or Exhaust Brake and Release of New Auxiliary Air Compressor Relay and Pressure Switch on RPO K16 Vehicles - (Apr 27, 2006)

Released 3/29/2006
02-08-48-001B: Info - Urethane Adhesives for Stationary Glass and Other Applications - (Mar 29, 2006)

Released 11/30/2005
05-08-61-008: SMU - Revised Body Mount Replacement - Front and Body Mount Replacement - Rear - (Nov 30, 2005)

Released 11/21/2005
99-08-51-001A: Info - Paint-less Dent Repair Process - (Nov 21, 2005)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 10/24/2005
05-06-04-068: New Power Take-Off (PTO) Option Programming Information and Procedures - (Oct 24, 2005)

Released 7/21/2005
05-04-17-002: Information on Driveline Vibration Diagnosis (Proper Driveshaft Alignment) - (Jul 21, 2005)

Released 6/7/2005
05-06-04-040: SMU - Revised DTC P0045 - (Jun 7, 2005)

Released 4/19/2005
05-08-49-012: Instrument Panel Cluster Diagnostic Information - (Apr 19, 2005)

Released 3/23/2005
05-06-04-025: SMU - Revised DTC U2104 - (Mar 23, 2005)

Released 3/17/2005
05-06-04-023: SMU - Revised DTC P2563 - (Mar 17, 2005)

Released 10/11/2004
03-08-98-002A: Info - Squeeze Type Resistance Spot Welding/Equipment - (Oct 11, 2004)

Released 9/3/2004
04-08-61-004: Knock/Clunk Noise From Cab Floorboard Area While Driving on Uneven Surface (Install shims Between Front Passenger Side Cab Tilt Mount and Frame) - (Sep 3, 2004)

Released 8/2/2004
04-08-98-002: Info - Repair Procedure for Service Sheet Metal, Craters in ELPO Surface - (Aug 2, 2004)

Released 6/22/2004
03-00-89-002A: Info - New Owner Orientation Clinic Materials Now Available Online - (Jun 22, 2004)

Released 5/26/2004
04-08-98-001: Info - Additional Material and Source for Metal Panel Bonding Adhesives - (May 26, 2004)

Released 4/29/2004
04-06-01-013: Information on Serpentine Belt Wear - (Apr 29, 2004)

Released 2/26/2004
04-08-64-005: Upper Outside Rearview Mirror Loose (Tighten Retaining Ring of Mirror Assembly) - (Feb 26, 2004)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 10/24/2003
03-08-50-017: Insufficient Driver or Passenger Seat Travel (Remove Rear Restrictor Bolt From Seat Tracks) - (Oct 24, 2003)

Released 9/19/2003
03-00-89-027: Warranty Admin. - Sublet Administrative Allowance (Coverage: S) Labor Operations - (Sep 19, 2003)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

Released 2/4/1998
CAMPAIGN: TIE ROD CLAMP BOLTS LOOSE (UNEVEN TIRE WEAR)

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

Released 3/26/2009
Disc Brake Warranty Service and Procedures

Released 3/9/2009
Car and Truck Fix It Right the First Time Issues

Released 1/8/2009
Preventing Damage on Dealer Lots During Longer Periods in Dealer Inventory and Maintaining High CSI Scores

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 8/23/2007
07-00-89-043: Warranty Admin. - Use of Parts and Components (Including Control Module Calibrations) Not Issued Through General Motors - (Aug 23, 2007)

Released 7/25/2007
07-00-89-033: GM Training - June 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jul 25, 2007)

Released 6/26/2007
07-00-89-011: GM Training: Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 4/17/2007
07-06-05-005: LB7/LLY 6.6L Duramax Diesel Engine Low Engine Power/Performance, Exhaust, Smoke, MIL/SES DTCs P0101,P0236, Engine Exhaust Brake Valve Sticks Open or Closed (Install Updated Engine Exhaust Brake Valve) - (Apr 17, 2007)

Released 2/22/2007
07-05-22-001: Brake Light Switch Inoperative, Brake Warning Buzzer Sounding and Brake Warning Light On, DTCs C0164, C0272 Set (Remove and Splice Wire/Remove CHMSL Fuse/Replace Stop Lamp Switch) - (Feb 22, 2007)

Released 1/18/2006
06-05-25-001: Antilock Brake System (ABS) Lamp Illuminated, Diagnostic Trouble Code (DTC) C0550 Set (Install Jumper Harness) - (Jan 18, 2006)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 6/8/2005
05-05-22-001: Info - On-Car Brake Lathe Specifications and Maintenance Requirements - (Jun 8, 2005)

Released 3/21/2005
03-05-24-001A: Service Information Regarding Rear Brake Drum Wheel Cylinder Inspections - (Mar 21, 2005)

Released 2/9/2005
05-05-27-001: Information on Air Brake Park Brake Chamber Vent Holes to Avoid Water Intrusion - (Feb 9, 2005)

Released 11/23/2004
04-05-25-011: Info - Availability of New Rear Wheel Speed Sensor and Retainer for Rural, Off-Paved Road Applications - (Nov 23, 2004)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

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

Released 4/18/2011
New Tool Availability - EN-48974 - EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber

Released 3/2/2011
Automatic Transmission Oil Cooler Flush and Flow Test Essential Tool J-45096 TransFlow

Released 5/5/2009
Engine Oil Leaks from Charge Air Cooler and Turbocharger Air Inlet Adapter (Replace Clamp and/or Turbo Inlet Duct/Pipe)

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 3/31/2008
02-06-01-023F: Oil Leak at Oil Cooler to Engine Block Mating Surface (Replace O-rings, Apply Sealant) - (Mar 31, 2008)

Released 2/22/2008
02-07-30-052E: Automatic Transmission Oil Cooler Flush and Flow Test Essential Tool J 45096 TransFlow - (Feb 22, 2008)

Released 1/18/2008
05-06-02-002B: DEX-COOL Coolant - New Leak Detection Dye J 46366 Replaces J 29545-6 - (Jan 18, 2008)

Released 1/10/2008
08-06-04-003: New Tool Availability - EN-48974 - EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Leaks into Combustion Chamber - (Jan 10, 2008)

Released 8/15/2006
00-06-02-006D: Engine Coolant Recycling and Warranty Information - (Aug 15, 2006)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 5/12/2005
05-06-02-006: Instructions for Using GE-47716 Vac-N-Fill Coolant Refill Tool - (May 12, 2005)

Released 11/18/2004
03-06-02-005B: Engine Coolant Loss with No Visible Leaks (Reseal Injector Sleeve) - (Nov 18, 2004)

Released 4/29/2004
04-06-01-013: Information on Serpentine Belt Wear - (Apr 29, 2004)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 9/26/2003
03-06-04-045: SMU - Revised DTC P0093 or DTC P1093 - (Sep 26, 2003)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

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

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 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
DVD Navigation Update Program, Navigation Disc Diagnostic Aid, AVN Software Update Discs and Ordering Information

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

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

Released 2/11/2013
Prior To Any Circuit Testing

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

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 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 6/6/2011
Information for Electrical Ground Repair - Use New Replacement Fasteners with Conductive Finish

Released 5/19/2011
IPC Odometer Programming Method Quick Reference Guide

Released 5/13/2011
Headlamp, Tail Lamp or Fog/Driving Lamp Damage

Released 2/2/2011
Seat Belt Buckle Latching Issues and/or Seat Belt Warning Lights Illuminated

Released 1/5/2011
Exterior Lamp Condensation and Replacement Guidelines

Released 12/23/2010
OnStar Phone Number Concerns (Phone Number Incorrect/Assigned to Another Vehicle/Phone) That Occur During Diagnosis of OnStar System

Released 12/6/2010
IPC Odometer Programming Method Quick Reference Guide

Released 3/4/2010
Car and Truck Fix It Right the First Time Issues

Released 11/10/2009
Air Compressor Belt/Serpentine Belt Noise (Replace Air Compressor Belt Tensioner)

Released 11/4/2009
Car and Truck Fix It Right the First Time Issues

Released 9/9/2009
Diagnostic Information for Inoperative Air Seats, Air Horn and/or Exhaust Brake and Release of New Auxiliary Air Compressor Relay and Pressure Switch on RPO K16 Vehicles

Released 5/6/2009
Car and Truck Fix It Right the First Time Issues

Released 5/4/2009
Exterior Lamp Condensation and Replacement Guidelines

Released 4/23/2009
IPC Odometer Programming Method Quick Reference

Released 3/9/2009
Car and Truck Fix It Right the First Time Issues

Released 3/9/2009
Navigation Radio Diagnostic Tips

Released 2/17/2009
Seat Belt Buckle Latching Issues and/or Seat Belt Warning Lights Illuminated

Released 2/11/2009
Key Code Security Rules and Information on GM KeyCode Look-Up Application

Released 2/6/2009
GM Training - February 2009 New Course Information (For U.S. Dealers and Aftermarket)

Released 1/8/2009
Preventing Damage on Dealer Lots During Longer Periods in Dealer Inventory and Maintaining High CSI Scores

Released 1/6/2009
Information on Curb Park Assist and Memory Related Issues on Outside Rearview Mirrors

Released 12/17/2008
Replacement of Headlamp Assemblies Under Warranty and Use of GM vs. Non-GM Headlamp Assemblies

Released 12/12/2008
Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices

Released 11/26/2008
GM Training - December 2008 New Course Information (For U.S. Dealers and Aftermarket)

Released 9/5/2008
02-08-42-001C: Headlamp Lens Overheating When Covered and Chemical Damage to Exterior Polycarbonate Headlamp Lenses - (Sep 5, 2008)

Released 8/28/2008
08-08-44-028: Information on Inadvertent Steering Wheel Control (SWC) Button Press Causing Radio Anomalies) - (Aug 28, 2008)

Released 8/25/2008
03-08-48-006E: Repair Information for Reconnection of Rear Window Defroster Contact or Tab - (Aug 25, 2008)

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 6/18/2008
08-08-44-023: Information on Navigation Radio Not Displaying Accurate Vehicle Location After Radio Replacement, Power Loss or Battery Replacement - (Jun 18, 2008)

Released 6/5/2008
07-08-64-022A: Information on Curb Park Assist and Memory Related Issues on Outside Rear View Mirrors - (Jun 5, 2008)

Released 5/29/2008
08-06-03-005: GM Dealer Visits: Proper Management of Batteries in Dealer Parts Stock/Vehicle Inventory - (May 29, 2008)

Released 5/22/2008
07-08-49-020B: IPC Odometer Programming Method Quick Reference Guide - (May 22, 2008)

Released 5/8/2008
04-06-04-036E: Warranty Coverage for Emission-Related Reprogramming Events (PCM, ECM and TCM) - (May 8, 2008)

Released 5/2/2008
01-08-42-001F: Exterior Lamp Condensation and Replacement Guidelines - (May 2, 2008)

Released 4/30/2008
03-06-03-003B: ACDelco Replacement Battery Warranty Procedures - (Apr 30, 2008)

Released 4/28/2008
07-00-89-031A: Warranty System Changes - Medium Duty Trucks - (Apr 28, 2008)

Released 4/17/2008
05-00-89-045A: Electronic Exchange Program Goodwill Procedures - (Apr 17, 2008)

Released 4/17/2008
99-00-89-011C: Key Code Information - (Apr 17, 2008)

Released 4/17/2008
05-06-03-002C: Battery and Charging System Electrical Diagnostics - (Apr 17, 2008)

Released 3/27/2008
08-06-01-008: Diagnosing Accessory Drive Belt/Serpentine Belt Noise and Availability and Use of Kent-Moore EN-49228 Laser Alignment Tool - Drive Belt - (Mar 27, 2008)

Released 2/19/2008
08-00-89-006: GM Training: February 2008 New Course Information (For U.S. Dealers and Aftermarket) - (Feb 19, 2008)

Released 2/1/2008
06-08-44-015A: Information on Eliminating Noise in Audio System When Using Portable Playback Device - (Feb 1, 2008)

Released 1/30/2008
99-08-52-005C: Remote Keyless Entry Operational Characteristics - (Jan 30, 2008)

Released 1/17/2008
08-00-89-003: GM Training: January 2008 New Course Information (For U.S. Dealers and Aftermarket) - (Jan 17, 2008)

Released 1/9/2008
99-09-40-005E: Seat Belt Extender Availability - (Jan 9, 2008)

Released 1/8/2008
06-00-89-016A: Cataloging of Electronic Service Center Parts - (Jan 8, 2008)

Released 11/13/2007
07-00-89-056: GM Training: November 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Nov 13, 2007)

Released 9/5/2007
07-08-45-002: Service Alert: Concerns With Aftermarket Fuses in GM Vehicles - (Sep 5, 2007)

Released 8/27/2007
07-08-49-003A: Information on Engine Hourmeter Reading Not Being Transferred to New IPCs - (Aug 27, 2007)

Released 8/23/2007
07-00-89-043: Warranty Admin. - Use of Parts and Components (Including Control Module Calibrations) Not Issued Through General Motors - (Aug 23, 2007)

Released 8/2/2007
03-06-03-001D: Starter Cranks After Key Is Released (Normal Condition) - (Aug 2, 2007)

Released 7/30/2007
07-06-04-021: Lack of Power, Engine Will Not Revup, P1093, P0087, P1087, P0088 and/or P1088 Set (Diagnose and Replace Suction Control Valve (SCV) (FPR), if Necessary) - (Jul 30, 2007)

Released 7/25/2007
07-00-89-033: GM Training - June 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jul 25, 2007)

Released 7/19/2007
06-08-50-009B: Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices) - (Jul 19, 2007)

Released 6/27/2007
07-00-89-028: GM Training: May 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jun 27, 2007)

Released 6/26/2007
07-00-89-025: GM Training: April 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 6/8/2007
06-08-43-003A: Windshield Wiper Performance, Cleaning Instructions and Maintenance - (Jun 8, 2007)

Released 4/17/2007
07-08-44-007: Information on Obtaining Replacement Navigation Discs When Radios are Exchanged - Order Replacement Navigation Disc Through Navigation Disc Center - (Apr 17, 2007)

Released 3/30/2007
02-08-42-004A: Info - PRNDL Display Reduced Visibility for Approximately One Minute - (Mar 30, 2007)

Released 3/7/2007
07-06-01-003: LBZ LB7 LLY 6.6L Duramax Diesel Engine Accessory Drive Belt Chirp, Squeal or Squeak Type Noise at Cold Start Idle (Replace Accessory Drive Belt) - (Mar 7, 2007)

Released 2/22/2007
07-05-22-001: Brake Light Switch Inoperative, Brake Warning Buzzer Sounding and Brake Warning Light On, DTCs C0164, C0272 Set (Remove and Splice Wire/Remove CHMSL Fuse/Replace Stop Lamp Switch) - (Feb 22, 2007)

Released 1/24/2007
06-00-89-051A: KeyCode Security Rules and Information on GM KeyCode Look-Up Application - (Jan 24, 2007)

Released 11/28/2006
04-06-04-001C: LB7/LBZ/LLY/LMM - Intermittent Driveability Conditions-No Crank, Crank No Start, Hard to Start, MIL/SES, HEsitation, Lack of Power, Surge, Misfire, Fuel Knock, IPC Indicates No Oil Pressure, DTCs Set - (Nov 28, 2006)

Released 8/22/2006
05-06-04-012A: Service Engine Soon (SES) Light On, Fuel Gauge Reads Empty with Fuel in Tank, Fuel Transfer System Disabled, DTCs Set for LB7 or LLY, (Reprogram Engine Control Module with New Fuel System Calibration) - (Aug 22, 2006)

Released 8/4/2006
06-06-04-037: Info - Normal Characteristics of Malfunction Indicator Lamp (MIL) During On-Board Diagnostic (OBD) Inspection/Maintenance (I/M) Testing - (Aug 4, 2006)

Released 5/2/2006
06-08-45-004: Info - Instrument Panel (I/P), Body and General Wiring Harness Repair - (May 2, 2006)

Released 4/28/2006
05-08-57-004A: Water Intrusion into Cab (Inspect/Replace Roof Marker Lamp Lens/Bolts) - (Apr 28, 2006)

Released 2/17/2006
06-08-45-001: Information on Changes to the SI Table of Contents, Electrical Connectors, Terminal Testing/Repair and the Importance of J-38125 Terminal Repair Kit Maintenance - (Feb 17, 2006)

Released 1/18/2006
06-05-25-001: Antilock Brake System (ABS) Lamp Illuminated, Diagnostic Trouble Code (DTC) C0550 Set (Install Jumper Harness) - (Jan 18, 2006)

Released 12/22/2005
05-09-41-010: Info - New SIR System Disabling and Enabling Procedure - (Dec 22, 2005)

Released 11/30/2005
05-08-61-008: SMU - Revised Body Mount Replacement - Front and Body Mount Replacement - Rear - (Nov 30, 2005)

Released 11/11/2005
05-01-37-005: Availability of Evaporator and Blower Motor Housing Water Drain Diverter to Avoid Water Intrusion into Engine Harness Area - (Nov 11, 2005)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 1/24/2005
05-08-44-001: Info - Compact Disc (CD) or DVD Player Skipping, Inoperative, Sluggish and/or Long Search Times - (Jan 24, 2005)

Released 10/20/2004
04-08-46-002: Info - Radio Telephone/Mobile Radio (Transceiver) Installation and Troubleshooting Guidelines - (Oct 20, 2004)

Released 7/2/2004
02-06-03-010A: Info - Battery Parasitic Drain - (Jul 2, 2004)

Released 6/22/2004
04-06-04-045: Info - Oil Life Monitoring System - PCM Reset - (Jun 22, 2004)

Released 5/4/2004
04-00-90-003: Info - Resetting Oil Life Monitor System and Turning Off Change Engine Oil Light - (May 4, 2004)

Released 4/29/2004
04-06-01-013: Information on Serpentine Belt Wear - (Apr 29, 2004)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 9/26/2003
03-06-04-046: Revised Engine Cranks But Does Not Run Diagnostic - (Sep 26, 2003)

Released 8/21/2003
03-06-03-007: Info - Availability of Starter Motor Solenoid if Damaged During Service - (Aug 21, 2003)

Released 7/14/2003
01-08-97-001B: Info - HomeLink Transceiver/Garage Door Opener Transmitter Test Kit Available As Essential Tool - (Jul 14, 2003)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

Released 2/4/1998
CAMPAIGN: TIE ROD CLAMP BOLTS LOOSE (UNEVEN TIRE WEAR)

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

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

Released 6/19/2009
Procedure to Take Snapshot Data with Tech 2 and Upload Data to Computer Using TIS Software

Released 5/6/2009
Car and Truck Fix It Right the First Time Issues

Released 3/9/2009
Car and Truck Fix It Right the First Time Issues

Released 1/9/2009
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 10/30/2008
Procedure to Take Snapshot Data with a Tech 2 and Upload Data to Computer Using TIS Software

Released 8/6/2008
05-06-04-022E: TOP TIER Detergent Gasoline (Deposits, Fuel Economy, No Start, Power, Performance, Stall Concerns) - Canada ONLY - (Aug 6, 2008)

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 6/17/2008
05-00-89-072B: Fuel and Oil Additives - Facts and Myths/Maximizing Fuel Economy - (Jun 17, 2008)

Released 5/8/2008
04-06-04-036E: Warranty Coverage for Emission-Related Reprogramming Events (PCM, ECM and TCM) - (May 8, 2008)

Released 4/30/2008
06-00-89-050B: Diagnostic Trouble Codes (DTCs) Required on Repair Orders - (Apr 30, 2008)

Released 4/23/2008
05-06-04-047C: Service Engine Soon (SES) Light On with Reduction in Engine Power, DTCs P0202 and P2149 or P0207 and P2146 or P1294 Set (Install Revised 90 Degree Injector Connector w/Harness Support Bracket Kit) - (Apr 23, 2008)

Released 2/19/2008
08-00-89-006: GM Training: February 2008 New Course Information (For U.S. Dealers and Aftermarket) - (Feb 19, 2008)

Released 1/17/2008
04-00-89-053B: Engineering Information (EI) Process - (Jan 17, 2008)

Released 1/10/2008
08-06-04-003: New Tool Availability - EN-48974 - EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Leaks into Combustion Chamber - (Jan 10, 2008)

Released 8/23/2007
07-00-89-043: Warranty Admin. - Use of Parts and Components (Including Control Module Calibrations) Not Issued Through General Motors - (Aug 23, 2007)

Released 7/30/2007
07-06-04-021: Lack of Power, Engine Will Not Revup, P1093, P0087, P1087, P0088 and/or P1088 Set (Diagnose and Replace Suction Control Valve (SCV) (FPR), if Necessary) - (Jul 30, 2007)

Released 6/26/2007
07-00-89-025: GM Training: April 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 6/26/2007
07-00-89-024: GM Training: Service Training Standard (STS) Effective Date for Two Required Technology Close-ups (TCUs) was 04/14/07 (U.S. Dealers) - (Jun 26, 2007)

Released 6/26/2007
07-00-89-011: GM Training: Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 4/17/2007
07-06-05-005: LB7/LLY 6.6L Duramax Diesel Engine Low Engine Power/Performance, Exhaust, Smoke, MIL/SES DTCs P0101,P0236, Engine Exhaust Brake Valve Sticks Open or Closed (Install Updated Engine Exhaust Brake Valve) - (Apr 17, 2007)

Released 12/8/2006
06-06-04-026A: LLY Intermittent SES/MIL Lamp Illuminated, Reduced Engine Power, Fuel Injector Driver Circuit DTCs P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208, Cylinder Bank Shut Down DTCs P2146 or P2149 - (Dec 8, 2006)

Released 10/24/2006
06-06-04-057: Warranty Admin. - Revised Mass Air Flow Core Return Requirements - (Oct 24, 2006)

Released 8/4/2006
06-06-04-037: Info - Normal Characteristics of Malfunction Indicator Lamp (MIL) During On-Board Diagnostic (OBD) Inspection/Maintenance (I/M) Testing - (Aug 4, 2006)

Released 6/30/2006
06-06-04-014A: Info - New Diagnostic Procedure for DTC P2900 Available for 7.8L Engine - (Jun 30, 2006)

Released 4/27/2006
05-08-133-001A: Diagnostic Information for Inoperative Air Seats, Air Horn and/or Exhaust Brake and Release of New Auxiliary Air Compressor Relay and Pressure Switch on RPO K16 Vehicles - (Apr 27, 2006)

Released 4/12/2006
06-06-04-022: SMU - Revised DTC P1404 - (Apr 12, 2006)

Released 2/7/2006
06-07-30-005: Info - Transmission Control Module (TCM) Re-Programming - (Feb 7, 2006)

Released 11/23/2005
05-06-04-070: Diagnostic Information on Poor Performance, Lack of Power, Fuel System Not Returning Fuel Evenly - (Nov 23, 2005)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 6/7/2005
05-06-04-039: SMU - Revised DTC P0090 - (Jun 7, 2005)

Released 3/23/2005
05-06-04-025: SMU - Revised DTC U2104 - (Mar 23, 2005)

Released 3/17/2005
05-06-04-023: SMU - Revised DTC P2563 - (Mar 17, 2005)

Released 2/26/2004
03-06-04-033A: SMU - Revised DTC P0336 - (Feb 26, 2004)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 9/26/2003
03-06-04-046: Revised Engine Cranks But Does Not Run Diagnostic - (Sep 26, 2003)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

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

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 2/4/2008
06-06-01-010A: Info on Close-Coupled Converter, Engine Breakdown or Non-Function Due to Severe Overheat/Lack of Oil Causing Pistons, Rods, Crankshaft, Cylinders/Heads, Camshaft, Intake/Exhaust Valves, Bearing Damage - (Feb 4, 2008)

Released 4/17/2007
07-06-05-005: LB7/LLY 6.6L Duramax Diesel Engine Low Engine Power/Performance, Exhaust, Smoke, MIL/SES DTCs P0101,P0236, Engine Exhaust Brake Valve Sticks Open or Closed (Install Updated Engine Exhaust Brake Valve) - (Apr 17, 2007)

Released 12/22/2005
02-00-89-006C: Warranty Admin. - New Add Time for Labor Operation L2300 - Converter, Oxidation Catalytic-Replace - (Dec 22, 2005)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 3/22/2004
04-06-05-003: Exhaust System Leak and/or Rattle Noise (Replace Exhaust Manifold Pipe and Install Hanger Bracket If Not Present) - (Mar 22, 2004)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

Released 7/22/2011
Car and Truck Fix it Right the First Time Issues

Released 7/15/2011
Key Code Security Rules and Information on GM KeyCode Look-Up Application (Canada Only)

Released 3/4/2010
Car and Truck Fix It Right the First Time Issues

Released 12/17/2009
Service Engine Soon (SES) Light On, DTCs P0087, P0093, P1093, Low Power, No Start, Hard Start, Fuel in Crankcase (Bulletin Canceled)

Released 11/10/2009
Information on Servicing Duramax Diesel Fuel Injectors to Avoid and Remove Contamination

Released 8/17/2009
Malfunction Indicator Lamp (MIL) Illuminated, Fuel Injector Driver Circuit DTCs and Cylinder Bank Shut Down DTCs, Reduced Engine Power (Repair Fuel Injector Control Module (FICM) Harness Chafed Wires)

Released 5/6/2009
Car and Truck Fix It Right the First Time Issues

Released 5/5/2009
Engine Oil Leaks from Charge Air Cooler and Turbocharger Air Inlet Adapter (Replace Clamp and/or Turbo Inlet Duct/Pipe)

Released 3/9/2009
Car and Truck Fix It Right the First Time Issues

Released 3/2/2009
Information on Improved Fuel Filter for 6.6L Duramax Diesel Engine

Released 1/13/2009
Information on Diesel Fuel Additives

Released 11/6/2008
GM Training - November 2008 New Course Information (For U.S. Dealers and Aftermarket)

Released 10/9/2008
03-06-93-001D: Diagnostic Information on Turbocharger Malfunction Due to Lack of Engine Oil for LBZ, LB7, LLY and LMM Duramax Diesel Engine - (Oct 9, 2008)

Released 8/18/2008
04-06-04-007I: Service Engine Soon (SES) Light On, DTCs P0087, P0093, P1093, Low Power, No Start, Hard Start, Fuel in Crankcase (Replace All Injectors - New Strategy for High Fuel Return Rates) - (Aug 18, 2008)

Released 8/6/2008
05-06-04-022E: TOP TIER Detergent Gasoline (Deposits, Fuel Economy, No Start, Power, Performance, Stall Concerns) - Canada ONLY - (Aug 6, 2008)

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 6/24/2008
04-06-04-047H: TOP TIER Detergent Gasoline (Deposits, Fuel Economy, No Start, Power, Performance, Stall Concerns) - U.S. Only - (Jun 24, 2008)

Released 6/17/2008
05-00-89-072B: Fuel and Oil Additives - Facts and Myths/Maximizing Fuel Economy - (Jun 17, 2008)

Released 4/30/2008
06-00-89-050B: Diagnostic Trouble Codes (DTCs) Required on Repair Orders - (Apr 30, 2008)

Released 4/23/2008
05-06-04-047C: Service Engine Soon (SES) Light On with Reduction in Engine Power, DTCs P0202 and P2149 or P0207 and P2146 or P1294 Set (Install Revised 90 Degree Injector Connector w/Harness Support Bracket Kit) - (Apr 23, 2008)

Released 2/19/2008
08-00-89-006: GM Training: February 2008 New Course Information (For U.S. Dealers and Aftermarket) - (Feb 19, 2008)

Released 2/6/2008
05-00-89-078B: GM Fuel System Treatment PLUS, Fuel Sending Unit Corrosion and Fuel System Deposits - (Feb 6, 2008)

Released 2/5/2008
06-06-04-035A: Use of E85 Fuels in Vehicles Not Certified by GM as being FlexFuel Compatible/Aftermarket Conversion of Vehicles to Operate on E85 Fuels - (Feb 5, 2008)

Released 11/13/2007
07-00-89-056: GM Training: November 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Nov 13, 2007)

Released 10/22/2007
06-06-04-044A: Information on Dual Fuel Tank Fuel Supply and Return Operation - (Oct 22, 2007)

Released 8/13/2007
02-07-30-042C: Allison Transmission Service Repairs - (Aug 13, 2007)

Released 7/30/2007
05-06-04-035C: Usage of E85 Fuels in GM Vehicles - (Jul 30, 2007)

Released 7/30/2007
07-06-04-021: Lack of Power, Engine Will Not Revup, P1093, P0087, P1087, P0088 and/or P1088 Set (Diagnose and Replace Suction Control Valve (SCV) (FPR), if Necessary) - (Jul 30, 2007)

Released 6/26/2007
07-00-89-025: GM Training: April 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 6/26/2007
07-00-89-011: GM Training: Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 6/21/2007
00-06-01-026B: Intake Manifold Inspection/Replacement After Severe Internal Engine Damage - (Jun 21, 2007)

Released 2/20/2007
03-06-04-017D: Information on Diesel Fuel Additives - (Feb 20, 2007)

Released 1/24/2007
06-00-89-051A: KeyCode Security Rules and Information on GM KeyCode Look-Up Application - (Jan 24, 2007)

Released 12/8/2006
06-06-04-026A: LLY Intermittent SES/MIL Lamp Illuminated, Reduced Engine Power, Fuel Injector Driver Circuit DTCs P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208, Cylinder Bank Shut Down DTCs P2146 or P2149 - (Dec 8, 2006)

Released 11/6/2006
06-06-04-060: SMU - Discontinue Use of Sealer on Fuel Injection Line Fittings - (Nov 6, 2006)

Released 10/24/2006
06-06-04-057: Warranty Admin. - Revised Mass Air Flow Core Return Requirements - (Oct 24, 2006)

Released 10/17/2006
03-06-04-036A: Information on Servicing Fuel Injectors to Avoid Contamination - (Oct 17, 2006)

Released 8/22/2006
05-06-04-012A: Service Engine Soon (SES) Light On, Fuel Gauge Reads Empty with Fuel in Tank, Fuel Transfer System Disabled, DTCs Set for LB7 or LLY, (Reprogram Engine Control Module with New Fuel System Calibration) - (Aug 22, 2006)

Released 8/11/2006
06-06-04-041: Info on Utra Low Sulfur Diesel Fuel and Warning Labels on Fuel Station Pumps -This Info Applies to Diesel Engines w/RPOs LBZ, LB7, LH6, LLY, LMM, LL4, LQM, LQN, L49, L56, L57, L65, LG4, 1C3, 1C2, 1L5 - (Aug 11, 2006)

Released 5/15/2006
06-06-04-030: Locations of E85 Refueling Stations and Expanded E85 Information - (May 15, 2006)

Released 4/27/2006
05-08-133-001A: Diagnostic Information for Inoperative Air Seats, Air Horn and/or Exhaust Brake and Release of New Auxiliary Air Compressor Relay and Pressure Switch on RPO K16 Vehicles - (Apr 27, 2006)

Released 4/26/2006
06-06-04-025: SMU - Revised DTC P1172 - (Apr 26, 2006)

Released 1/4/2006
04-06-04-051B: Info - Maintenance Cleaning of Fuel Injectors - (Jan 4, 2006)

Released 11/23/2005
05-06-04-070: Diagnostic Information on Poor Performance, Lack of Power, Fuel System Not Returning Fuel Evenly - (Nov 23, 2005)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 9/27/2005
04-06-04-087B: Exchange Program - parts Restriction Program on Duramax Diesel Fuel Injectors - (Sep 27, 2005)

Released 8/9/2005
05-06-04-048: SMU - Revised Fuel System Cleaning Procedure - (Aug 9, 2005)

Released 7/29/2005
#04-06-04-070A: Information on a Revised Fuel Filter for 6.6L LLY and LB7 Duramax Diesel Engine - (Jul 29, 2005)

Released 6/16/2005
05-06-04-042: Info - Proper Diagnosis of Fuel System Concerns - Engine Cranks But Does Not Start, No Start - (Jun 16, 2005)

Released 6/7/2005
05-06-04-040: SMU - Revised DTC P0045 - (Jun 7, 2005)

Released 6/7/2005
05-06-04-039: SMU - Revised DTC P0090 - (Jun 7, 2005)

Released 4/13/2005
05-06-04-027: Inaccurate Fuel Gauge Reading, Gauge Indicates Fuel in Tank (Replace Fuel Harness Assembly) - (Apr 13, 2005)

Released 2/9/2005
05-05-27-001: Information on Air Brake Park Brake Chamber Vent Holes to Avoid Water Intrusion - (Feb 9, 2005)

Released 12/7/2004
04-06-04-089: Information on Engine Shut Off During Fuel Transfer Between Fuel Tanks - (Dec 7, 2004)

Released 11/18/2004
03-06-02-005B: Engine Coolant Loss with No Visible Leaks (Reseal Injector Sleeve) - (Nov 18, 2004)

Released 6/17/2004
04-06-04-044: Parts Information Clarification (Fuel Tank Sender O-Ring Seal) for Motor Home Models - (Jun 17, 2004)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 10/7/2003
03-06-04-059: SMU - Revised Fuel Leaks Inside of Engine Diagnostic - (Oct 7, 2003)

Released 9/26/2003
03-06-04-050: SMU - Revised Fuel System Diagnosis - High Pressure Side - (Sep 26, 2003)

Released 9/26/2003
03-06-04-052: SMU - Revised Fuel Injector Balance Test with Tech 2 (Manual Transmission) - (Sep 26, 2003)

Released 9/26/2003
03-06-04-054: SMU - Revised Fuel Injector Balance Test with Tech 2 (Automatic Transmission) - (Sep 26, 2003)

Released 9/26/2003
03-06-04-045: SMU - Revised DTC P0093 or DTC P1093 - (Sep 26, 2003)

Released 9/26/2003
03-06-04-046: Revised Engine Cranks But Does Not Run Diagnostic - (Sep 26, 2003)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

Released 8/10/2011
Air Conditioning Odor (Install Evaporator Core Dryer Kit and Apply Cooling Coil Coating)

Released 3/4/2010
Car and Truck Fix It Right the First Time Issues

Released 2/25/2010
Repair Information for Reconnection of Rear Window Defroster Contact or Tab

Released 5/6/2009
Car and Truck Fix It Right the First Time Issues

Released 9/29/2008
00-00-89-027E: Eliminating Unwanted Odors in Vehicles - (Sep 29, 2008)

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 4/30/2008
06-00-89-050B: Diagnostic Trouble Codes (DTCs) Required on Repair Orders - (Apr 30, 2008)

Released 11/12/2007
06-00-89-026A: Customer Concern Not Duplicated/Verified Labor Operations - (Nov 12, 2007)

Released 8/23/2007
07-00-89-043: Warranty Admin. - Use of Parts and Components (Including Control Module Calibrations) Not Issued Through General Motors - (Aug 23, 2007)

Released 6/26/2007
07-00-89-011: GM Training: Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 5/29/2007
99-01-39-004B: Air Conditioning Odor (Install Evaporator Core Dryer Kit and Apply Cooling Coil Coating) - (May 29, 2007)

Released 7/25/2006
06-01-39-007: Info - Contaminated R134a Refrigerant Found on Market for Automotive Air-Conditioning Systems - (Jul 25, 2006)

Released 4/27/2006
05-08-133-001A: Diagnostic Information for Inoperative Air Seats, Air Horn and/or Exhaust Brake and Release of New Auxiliary Air Compressor Relay and Pressure Switch on RPO K16 Vehicles - (Apr 27, 2006)

Released 1/18/2006
06-05-25-001: Antilock Brake System (ABS) Lamp Illuminated, Diagnostic Trouble Code (DTC) C0550 Set (Install Jumper Harness) - (Jan 18, 2006)

Released 11/16/2005
02-01-39-004B: Info - New PAG Oil Released - (Nov 16, 2005)

Released 11/11/2005
05-01-37-005: Availability of Evaporator and Blower Motor Housing Water Drain Diverter to Avoid Water Intrusion into Engine Harness Area - (Nov 11, 2005)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 4/1/2004
04-08-49-012: Defroster Grille Buzz/Vibration (Replace Grille Seal) - (Apr 1, 2004)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 10/29/2003
01-01-38-013A: Diagnostic Information to Consider Before Air Conditioning Compressor Replacement - (Oct 29, 2003)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

Released 10/19/2016
Engine Oil Crankcase Sludge

Released 10/31/2015
Allison LCT1000 Clunk When Shifting Into Or Out Of Park or On Start Up In Park

Released 5/12/2015
Information on Higher Than Expected Oil Consumption

Released 8/26/2014
Information on Identifying Duramax Diesel Overpower Engine Breakdown/Non-Function Due to Aftermarket Power-Up Devices vs Non Overpower Engine Non-Function of Pistons, Cylinders, Valvetrain Components, DTC P003A or P111D Set

Released 7/17/2014
Alleged Cylinders Out Of Round

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 4/12/2013
Information on Driveline Clunk Noise

Released 3/22/2013
Vibration Analysis Worksheet

Released 2/8/2013
HYDRA-MATIC Front Wheel Drive 4T80-E (MH1) Left Front Axle Seal Leak, Transmission Slips in Gear (Replace Third Clutch Housing with Revised Service Part)

Released 9/4/2012
Information on Normal Maintenance or Warranty Service for 4T40, 4T45, 4T65, 4L60 Automatic Transmission Oil Pan Magnet Upgrade

Released 3/27/2012
Information on Diesel Engine Ticking Noise

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

Released 5/17/2011
Information on Slight Vehicle Movement in Park at Start Up After Cold Soak

Released 5/6/2011
Information on Driveline Clunk Noise when Shifting Between PARK and DRIVE, PARK and REVERSE or DRIVE and REVERSE

Released 4/28/2011
Information on Diesel Engine Ticking Noise

Released 4/7/2011
Release of DEXRON-VI Automatic Transmission Fluid (ATF)

Released 3/28/2011
Engine and Automatic Transmission/Transaxle Identification

Released 12/15/2010
Manual Transmission Operating Characteristics

Released 11/18/2010
Information - Non-GM Parts and Accessories (Aftermarket)

Released 7/23/2010
Information on Engine Ticking Noise

Released 3/31/2010
Information on Identifying Duramax Diesel LB7, LLY, LMM, LBZ Overpower Engine Breakdown/Non-Function Due to Aftermarket Power-Up Devices vs Non Overpower Engine Non-Function of Pistons, Cylinders

Released 3/4/2010
Car and Truck Fix It Right the First Time Issues

Released 2/24/2010
Information on Identifying Duramax Diesel LB7, LLY, LMM, LBZ Overpower Engine Breakdown or Non-Function Due to Aftermarket Power-Up Devices vs Non-Overpower Engine Non-Function of Pistons, Cylinders

Released 12/17/2009
Warranty Administration - Change in Automatic Transmission Add Condition Documentation and Claim Submission

Released 11/4/2009
Car and Truck Fix It Right the First Time Issues

Released 11/2/2009
6.6L LB7, LLY Duramax Diesel Engine Cylinder Head Gasket Missing Thickness Grade Markings-Inspect Block for Stampings

Released 11/2/2009
Information on Driveline Clunk Noise When Shifting Between PARK and DRIVE, PARK and REVERSE or DRIVE and REVERSE

Released 10/30/2009
Information on 6.6L LBZ, LB7, LLY Duramax Diesel Engine Cylinder Head Gasket Design Change-New Head Gasket Part Numbers and Head Bolt Torque Specifications

Released 10/1/2009
Engine and Automatic Transmission/Transaxle Identification

Released 9/14/2009
Info on Identifying Duramax Diesel LB7, LLY, LMM, LBZ Overpower Engine Breakdown or Non-Function Due to Aftermarket Power-Up Devices vs Non-Overpower Engine Non-Function of Pistons, Cylinders, Valve

Released 7/22/2009
Guidelines for Usage of Transmission K Labor Operation Recondition Add Time

Released 6/24/2009
Allison Transmission Service Repairs

Released 6/3/2009
New Ordering Process for Propeller Shafts or Prop-Shaft Systems Through GMSPO

Released 5/6/2009
Car and Truck Fix It Right the First Time Issues

Released 5/5/2009
Information on Normal Maintenance or Warranty Service for 4T40, 4T45, 4T65, 4L60 Automatic Transmission Oil Pan Magnet Upgrade

Released 5/5/2009
Engine Oil Leaks from Charge Air Cooler and Turbocharger Air Inlet Adapter (Replace Clamp and/or Turbo Inlet Duct/Pipe)

Released 5/1/2009
Vibration Analysis Worksheet

Released 4/24/2009
Information on Engine Ticking Noise

Released 3/9/2009
Car and Truck Fix It Right the First Time Issues

Released 2/6/2009
GM Training - February 2009 New Course Information (For U.S. Dealers and Aftermarket)

Released 1/29/2009
Diagnostic Tips for Automatic Transmission DTC P0756, Second, Third, Fourth Gear Start

Released 1/12/2009
GM Training - January 2009 New Course Information (For U.S. Dealers and Aftermarket)

Released 1/12/2009
Warranty Administration - Labor Op T2020 - Tow, Add Time to Reconnect Prop Shaft

Released 1/12/2009
Information on Higher Than Expected Oil Consumption

Released 1/9/2009
Information on Engine Ticking Noise

Released 1/8/2009
Preventing Damage on Dealer Lots During Longer Periods in Dealer Inventory and Maintaining High CSI Scores

Released 12/17/2008
Higher Than Expected Oil Consumption at 8600 GVW and Above

Released 11/26/2008
GM Training - December 2008 New Course Information (For U.S. Dealers and Aftermarket)

Released 11/6/2008
GM Training - November 2008 New Course Information (For U.S. Dealers and Aftermarket)

Released 10/16/2008
06-06-01-007C: Identifying Duramax DIesel LB7, LLY, LMM, LBZ Overpower Engine Breakdown or Non-Function Due to Aftermarket Power-Up Devices vs. Non-Overpower Engine Non-Function of Pistons, Cylinders, Valvetrain Com - (Oct 16, 2008)

Released 10/9/2008
03-06-93-001D: Diagnostic Information on Turbocharger Malfunction Due to Lack of Engine Oil for LBZ, LB7, LLY and LMM Duramax Diesel Engine - (Oct 9, 2008)

Released 8/18/2008
02-06-01-022H: Information on Engine Ticking Noise - (Aug 18, 2008)

Released 8/18/2008
04-06-04-007I: Service Engine Soon (SES) Light On, DTCs P0087, P0093, P1093, Low Power, No Start, Hard Start, Fuel in Crankcase (Replace All Injectors - New Strategy for High Fuel Return Rates) - (Aug 18, 2008)

Released 8/6/2008
05-06-04-022E: TOP TIER Detergent Gasoline (Deposits, Fuel Economy, No Start, Power, Performance, Stall Concerns) - Canada ONLY - (Aug 6, 2008)

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 6/24/2008
04-06-04-047H: TOP TIER Detergent Gasoline (Deposits, Fuel Economy, No Start, Power, Performance, Stall Concerns) - U.S. Only - (Jun 24, 2008)

Released 6/17/2008
05-00-89-072B: Fuel and Oil Additives - Facts and Myths/Maximizing Fuel Economy - (Jun 17, 2008)

Released 6/10/2008
08-00-89-021: Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus) and Tilt Cabs - (Jun 10, School Bus, Shuttle Bus) and Tilt Cabs - (Jun 10, 2008)

Released 5/12/2008
01-07-30-010C: Automatic Transmission/Transaxle Torque Converter Replacement - (May 12, 2008)

Released 5/2/2008
03-07-29-004E: Manual Transmission Operating Characteristics - (May 2, 2008)

Released 4/30/2008
06-00-89-050B: Diagnostic Trouble Codes (DTCs) Required on Repair Orders - (Apr 30, 2008)

Released 4/28/2008
07-00-89-031A: Warranty System Changes - Medium Duty Trucks - (Apr 28, 2008)

Released 4/23/2008
05-06-04-047C: Service Engine Soon (SES) Light On with Reduction in Engine Power, DTCs P0202 and P2149 or P0207 and P2146 or P1294 Set (Install Revised 90 Degree Injector Connector w/Harness Support Bracket Kit) - (Apr 23, 2008)

Released 4/14/2008
00-06-01-012C: Use of Surface Conditioning Disks When Cleaning Engine Gasket Sealing Surfaces and/or Reused Engine Parts - (Apr 14, 2008)

Released 4/2/2008
06-06-01-006B: Information on 6.6L LBZ, LB7, LLY Duramax Diesel Engine Cylinder Head Gasket Design Change - New Head Gasket Part Numbers and Head Bolt Torque Specifications - (Apr 2, 2008)

Released 3/31/2008
02-06-01-023F: Oil Leak at Oil Cooler to Engine Block Mating Surface (Replace O-rings, Apply Sealant) - (Mar 31, 2008)

Released 2/22/2008
02-07-30-052E: Automatic Transmission Oil Cooler Flush and Flow Test Essential Tool J 45096 TransFlow - (Feb 22, 2008)

Released 2/5/2008
04-06-01-029B: Unnecessary Engine Crankcase and Subsystems Flushing Services, Additive Recommendations and Proper Utilization of GM Simplified Maintenance Schedule to Enhance Customer Service Experience - (Feb 5, 2008)

Released 2/4/2008
06-06-01-010A: Info on Close-Coupled Converter, Engine Breakdown or Non-Function Due to Severe Overheat/Lack of Oil Causing Pistons, Rods, Crankshaft, Cylinders/Heads, Camshaft, Intake/Exhaust Valves, Bearing Damage - (Feb 4, 2008)

Released 1/17/2008
04-00-89-053B: Engineering Information (EI) Process - (Jan 17, 2008)

Released 1/17/2008
08-00-89-003: GM Training: January 2008 New Course Information (For U.S. Dealers and Aftermarket) - (Jan 17, 2008)

Released 1/10/2008
08-06-04-003: New Tool Availability - EN-48974 - EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Leaks into Combustion Chamber - (Jan 10, 2008)

Released 11/21/2007
04-07-30-037D: Release of DEXRON-VI Automatic Transmission Fluid (ATF) - (Nov 21, 2007)

Released 11/13/2007
07-00-89-056: GM Training: November 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Nov 13, 2007)

Released 11/12/2007
06-00-89-026A: Customer Concern Not Duplicated/Verified Labor Operations - (Nov 12, 2007)

Released 10/22/2007
06-06-04-044A: Information on Dual Fuel Tank Fuel Supply and Return Operation - (Oct 22, 2007)

Released 9/28/2007
05-06-01-010B: Service Information Update on Consolidating Use of GM Liquid Gasket/Engine Sealants and New Sealant Dispenser GE-48326 Essential Tool - (Sep 28, 2007)

Released 9/17/2007
07-06-01-016A: Information on Internal Engine Noise or Damage After Oil Filter Replacement - (Sep 17, 2007)

Released 8/27/2007
07-08-49-003A: Information on Engine Hourmeter Reading Not Being Transferred to New IPCs - (Aug 27, 2007)

Released 8/23/2007
07-00-89-043: Warranty Admin. - Use of Parts and Components (Including Control Module Calibrations) Not Issued Through General Motors - (Aug 23, 2007)

Released 8/13/2007
02-07-30-042C: Allison Transmission Service Repairs - (Aug 13, 2007)

Released 7/30/2007
05-06-04-035C: Usage of E85 Fuels in GM Vehicles - (Jul 30, 2007)

Released 7/25/2007
07-00-89-033: GM Training - June 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jul 25, 2007)

Released 6/27/2007
07-00-89-028: GM Training: May 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jun 27, 2007)

Released 6/22/2007
99-08-64-016B: Use of Silicone for Weatherstrip Maintenance - (Jun 22, 2007)

Released 6/21/2007
00-06-01-026B: Intake Manifold Inspection/Replacement After Severe Internal Engine Damage - (Jun 21, 2007)

Released 6/5/2007
04-06-01-019A: GM Performance Parts Engine Warranty Q and A - (Jun 5, 2007)

Released 5/25/2007
07-06-01-009: 6.6L LB7, LLY Duramax Diesel Engine Cylinder Head Gasket Missing Thickness Grade Markings - Inspect Block for Stampings - (May 25, 2007)

Released 4/17/2007
07-06-05-005: LB7/LLY 6.6L Duramax Diesel Engine Low Engine Power/Performance, Exhaust, Smoke, MIL/SES DTCs P0101,P0236, Engine Exhaust Brake Valve Sticks Open or Closed (Install Updated Engine Exhaust Brake Valve) - (Apr 17, 2007)

Released 4/3/2007
07-00-89-009: Warranty Administration - Labor Op T2020 - Tow, Add Time to Reconnect Prop Shaft - (Apr 3, 2007)

Released 3/30/2007
02-08-42-004A: Info - PRNDL Display Reduced Visibility for Approximately One Minute - (Mar 30, 2007)

Released 3/7/2007
07-06-01-003: LBZ LB7 LLY 6.6L Duramax Diesel Engine Accessory Drive Belt Chirp, Squeal or Squeak Type Noise at Cold Start Idle (Replace Accessory Drive Belt) - (Mar 7, 2007)

Released 1/11/2007
04-06-04-054A: Info - Non-GM Parts and Accessories (Aftermarket) - (Jan 11, 2007)

Released 12/8/2006
06-06-04-026A: LLY Intermittent SES/MIL Lamp Illuminated, Reduced Engine Power, Fuel Injector Driver Circuit DTCs P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208, Cylinder Bank Shut Down DTCs P2146 or P2149 - (Dec 8, 2006)

Released 11/28/2006
04-06-04-001C: LB7/LBZ/LLY/LMM - Intermittent Driveability Conditions-No Crank, Crank No Start, Hard to Start, MIL/SES, HEsitation, Lack of Power, Surge, Misfire, Fuel Knock, IPC Indicates No Oil Pressure, DTCs Set - (Nov 28, 2006)

Released 11/15/2006
05-06-04-062B: Info - Availability and Use of Fuel Return Volume Measuring Special Tool - (Nov 15, 2006)

Released 11/9/2006
04-04-20-005A: Axle Lubricant Present at Rear Wheel Hubs (Install New Rear Wheel Bearing Seal) - (Nov 9, 2006)

Released 11/1/2006
01-07-31-002B: Info - Improved Bleeding Procedure for Hydraulic Clutch Release System - (Nov 1, 2006)

Released 10/24/2006
06-06-04-057: Warranty Admin. - Revised Mass Air Flow Core Return Requirements - (Oct 24, 2006)

Released 10/17/2006
03-06-04-036A: Information on Servicing Fuel Injectors to Avoid Contamination - (Oct 17, 2006)

Released 9/19/2006
06-07-29-003: ML6 Manual Transmisison - Shift Lever May Unintentionally Move to the Neutral Position (Replace Shift Shaft Detent Plunger) - (Sep 19, 2006)

Released 9/12/2006
06-04-17-001A: Info - New Ordering Process for Propeller Shafts or Prop-Shaft Systems Through GMSPO - (Sep 12, 2006)

Released 8/15/2006
00-06-02-006D: Engine Coolant Recycling and Warranty Information - (Aug 15, 2006)

Released 8/11/2006
06-06-04-041: Info on Utra Low Sulfur Diesel Fuel and Warning Labels on Fuel Station Pumps -This Info Applies to Diesel Engines w/RPOs LBZ, LB7, LH6, LLY, LMM, LL4, LQM, LQN, L49, L56, L57, L65, LG4, 1C3, 1C2, 1L5 - (Aug 11, 2006)

Released 8/4/2006
02-00-89-007A: Light and Medium Duty Truck Warranty and Crossline Warranty Eligibility and Guidelines for Chevrolet and GMC Dealers - (Aug 4, 2006)

Released 6/30/2006
06-06-04-014A: Info - New Diagnostic Procedure for DTC P2900 Available for 7.8L Engine - (Jun 30, 2006)

Released 6/12/2006
06-00-89-031: Info - Engine and Automatic Transmission/Transaxle Identification - (Jun 12, 2006)

Released 5/25/2006
03-07-30-043A: Information Regarding Automatic Transmission Shift Lock Control Function - (May 25, 2006)

Released 4/27/2006
05-08-133-001A: Diagnostic Information for Inoperative Air Seats, Air Horn and/or Exhaust Brake and Release of New Auxiliary Air Compressor Relay and Pressure Switch on RPO K16 Vehicles - (Apr 27, 2006)

Released 3/23/2006
06-06-04-013: Info - Changing Horsepower and/or Torque Rating - Policy and Procedures - (Mar 23, 2006)

Released 2/7/2006
06-07-30-005: Info - Transmission Control Module (TCM) Re-Programming - (Feb 7, 2006)

Released 1/20/2006
06-06-01-003: Information on Longer Main Bearing Cap Bolts Required on Certain 2001-2006 LB7, LLY, LBZ Duramax Diesel Engines - (Jan 20, 2006)

Released 12/22/2005
02-00-89-006C: Warranty Admin. - New Add Time for Labor Operation L2300 - Converter, Oxidation Catalytic-Replace - (Dec 22, 2005)

Released 11/11/2005
05-01-37-005: Availability of Evaporator and Blower Motor Housing Water Drain Diverter to Avoid Water Intrusion into Engine Harness Area - (Nov 11, 2005)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 10/24/2005
05-06-04-068: New Power Take-Off (PTO) Option Programming Information and Procedures - (Oct 24, 2005)

Released 10/21/2005
05-06-04-067: Information on New Essential Tool EN-47909 Injector Bore Cleaning Kit for 6.6L Duramax Diesel Engine (RPOs LB7, LBZ, LLY) - (Oct 21, 2005)

Released 8/2/2005
05-04-21-004: Info - Guidelines for Proper Use of Labor Operation Numbers when Servicing Transfer Case - (Aug 2, 2005)

Released 7/29/2005
#04-06-04-070A: Information on a Revised Fuel Filter for 6.6L LLY and LB7 Duramax Diesel Engine - (Jul 29, 2005)

Released 7/21/2005
05-04-17-002: Information on Driveline Vibration Diagnosis (Proper Driveshaft Alignment) - (Jul 21, 2005)

Released 6/16/2005
05-06-04-042: Info - Proper Diagnosis of Fuel System Concerns - Engine Cranks But Does Not Start, No Start - (Jun 16, 2005)

Released 5/17/2005
02-06-01-027A: Information on Higher Than Expected Oil Consumption - (May 17, 2005)

Released 5/9/2005
05-06-01-014: Oil Leak Under Extreme Cold Temperatures (-34 Degrees Celsius, 30 DegreesFahrenheit or Colder) (Install Vented Oil Fill Cap) -(May 9, 2005)

Released 4/19/2005
05-08-49-012: Instrument Panel Cluster Diagnostic Information - (Apr 19, 2005)

Released 12/7/2004
04-06-04-089: Information on Engine Shut Off During Fuel Transfer Between Fuel Tanks - (Dec 7, 2004)

Released 11/18/2004
03-06-02-005B: Engine Coolant Loss with No Visible Leaks (Reseal Injector Sleeve) - (Nov 18, 2004)

Released 6/22/2004
04-06-04-045: Info - Oil Life Monitoring System - PCM Reset - (Jun 22, 2004)

Released 5/4/2004
04-00-90-003: Info - Resetting Oil Life Monitor System and Turning Off Change Engine Oil Light - (May 4, 2004)

Released 4/29/2004
04-06-01-013: Information on Serpentine Belt Wear - (Apr 29, 2004)

Released 2/26/2004
03-06-04-033A: SMU - Revised DTC P0336 - (Feb 26, 2004)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 10/7/2003
03-06-04-059: SMU - Revised Fuel Leaks Inside of Engine Diagnostic - (Oct 7, 2003)

Released 10/2/2003
03-07-30-047: Diagnostic Information for Various Shift Conditions - Inadvertent IP Switch Activation - (Oct 2, 2003)

Released 9/26/2003
03-06-04-052: SMU - Revised Fuel Injector Balance Test with Tech 2 (Manual Transmission) - (Sep 26, 2003)

Released 9/26/2003
03-06-04-054: SMU - Revised Fuel Injector Balance Test with Tech 2 (Automatic Transmission) - (Sep 26, 2003)

Released 9/26/2003
03-06-04-045: SMU - Revised DTC P0093 or DTC P1093 - (Sep 26, 2003)

Released 9/26/2003
03-06-04-046: Revised Engine Cranks But Does Not Run Diagnostic - (Sep 26, 2003)

Released 8/26/2003
03-06-03-008: Info - Avoiding Oil Level Sensor Harness Damage During Lower Oil Pan Installation - (Aug 26, 2003)

Released 8/21/2003
03-06-03-007: Info - Availability of Starter Motor Solenoid if Damaged During Service - (Aug 21, 2003)

Released 8/19/2003
03-06-01-023: Info - Higher Than Expected Oil Consumption (Greater Than 8500 GVW) - (Aug 19, 2003)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

Released 2/4/1998
CAMPAIGN: TIE ROD CLAMP BOLTS LOOSE (UNEVEN TIRE WEAR)

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

Released 12/3/2011
Information on Diagnosis and Replacement of Shock Absorber and Strut Due to Fluid Leak

Released 4/21/2011
Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels

Released 3/17/2011
Refinishing Aluminum Wheels

Released 12/13/2010
Guidelines for Using Labor Operations E0200, E0201, E0203, E0204 - Wheel Balance

Released 3/29/2010
Revised General Motors New Vehicle Tire Warranty Program and Global Warranty Management (GWM) Submission Rollout Information (U.S. Dealers Only)

Released 3/4/2010
Car and Truck Fix It Right the First Time Issues

Released 1/14/2010
Refinishing Aluminum Wheels

Released 11/4/2009
Car and Truck Fix It Right the First Time Issues

Released 10/30/2009
Revised General Motors New Vehicle Tire Warranty Program

Released 8/20/2009
Diagnostic Tips for Tire Vibration or Steering Wheel Shake (Oscillation) Concerns

Released 4/2/2009
GM Tire Warranty Program Goodwill Guidelines (U.S. Only)

Released 3/31/2009
Use of Chrome or Chrome Plated Steel Valve Caps on Aluminum Valve Stems

Released 3/9/2009
Car and Truck Fix It Right the First Time Issues

Released 1/28/2009
Information on Proper Tire Pressure

Released 1/22/2009
Use of Nitrogen Gas in Tires

Released 1/8/2009
Preventing Damage on Dealer Lots During Longer Periods in Dealer Inventory and Maintaining High CSI Scores

Released 11/26/2008
Information on Tire Radial Force Variation (RFV)

Released 11/24/2008
Information on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires

Released 8/29/2008
07-03-10-016C: Requirements for Changing Tire and Wheel Assemblies - New Vehicle Placard (U.S. and Canada Only) - (Aug 29, 2008)

Released 8/28/2008
08-08-44-028: Information on Inadvertent Steering Wheel Control (SWC) Button Press Causing Radio Anomalies) - (Aug 28, 2008)

Released 7/25/2008
05-03-08-002B: Replacement of Shock Absorbers and Struts and Use of Labor Operations E3800, E3801, E3807, E5800, E5801, E5807, E3850, E3857, E5750, E5751 and E5757 - (Jul 25, 2008)

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 6/10/2008
08-00-89-021: Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus) and Tilt Cabs - (Jun 10, School Bus, Shuttle Bus) and Tilt Cabs - (Jun 10, 2008)

Released 6/5/2008
07-08-64-022A: Information on Curb Park Assist and Memory Related Issues on Outside Rear View Mirrors - (Jun 5, 2008)

Released 4/30/2008
06-00-89-050B: Diagnostic Trouble Codes (DTCs) Required on Repair Orders - (Apr 30, 2008)

Released 4/14/2008
04-03-08-011D: Unnecessary Leaf Spring Clip Replacement - (Apr 14, 2008)

Released 2/1/2008
04-03-10-012B: Pitting and Brake Dust on Chrome Wheels - (Feb 1, 2008)

Released 1/3/2008
05-03-10-020A: Use of Nitrogen Gas in Tires - (Jan 3, 2008)

Released 11/6/2007
02-03-10-005B: Diagnostic Tips for Tire Vibration or Steering Wheel Shake (Oscillation) Concerns - (Nov 6, 2007)

Released 8/23/2007
07-00-89-043: Warranty Admin. - Use of Parts and Components (Including Control Module Calibrations) Not Issued Through General Motors - (Aug 23, 2007)

Released 7/25/2007
07-00-89-033: GM Training - June 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jul 25, 2007)

Released 6/26/2007
07-00-89-011: GM Training: Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 11/9/2006
04-04-20-005A: Axle Lubricant Present at Rear Wheel Hubs (Install New Rear Wheel Bearing Seal) - (Nov 9, 2006)

Released 9/26/2006
06-03-08-012: Front Shock Absorber Crack/Breakage After Extreme Rough Road Driving or from High Road Impacts (Replace Shock Absorber) - (Sep 26, 2006)

Released 9/7/2006
06-03-10-010: Information on Proper Wheel Changing Procedures and Cautions - (Sep 7, 2006)

Released 8/1/2006
00-03-10-002D: Info - Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels - (Aug 1, 2006)

Released 6/19/2006
99-08-51-007C: Info - Refinishing Aluminum Wheels - (Jun 19, 2006)

Released 12/22/2005
05-09-41-010: Info - New SIR System Disabling and Enabling Procedure - (Dec 22, 2005)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 3/21/2005
03-05-24-001A: Service Information Regarding Rear Brake Drum Wheel Cylinder Inspections - (Mar 21, 2005)

Released 11/23/2004
04-05-25-011: Info - Availability of New Rear Wheel Speed Sensor and Retainer for Rural, Off-Paved Road Applications - (Nov 23, 2004)

Released 9/22/2004
03-02-32-044A: Info - Effect of Steering Box Limiter Adjustment on Turning Radius and Possibility of Power Steering System Damage Due to Improper Adjustment - (Sep 22, 2004)

Released 4/29/2004
04-06-01-013: Information on Serpentine Belt Wear - (Apr 29, 2004)

Released 3/23/2004
Adm Msg - Wheel Alignment Questionnaire (Fax Number Change)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 9/19/2003
03-00-89-027: Warranty Admin. - Sublet Administrative Allowance (Coverage: S) Labor Operations - (Sep 19, 2003)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

Released 1/27/2016
Light and Medium Duty Truck Warranty, Crossline Warranty Eligibility and Guidelines for Chevrolet/GMC Dealers

Released 1/21/2016
Light and Medium Duty Truck Warranty, Crossline Warranty Eligibility and Guidelines for Chevrolet/GMC Dealers

Released 12/5/2014
Information for Dealers on How to Submit a Product Information Report (PIR) (Canada Only)

Released 12/5/2014
New Tool Availability - EN-48974 - EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber

Released 7/16/2014
Duramax Diesel Glow Plugs Difficult to Install Due to Carbon Buildup - New Glow Plug Bore Reamer Available

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

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

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

Released 3/19/2012
Hem Flange Rust Repair

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

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 8/10/2011
Comeback Prevention Information and Using Customer Concern Verification Sheets (CCVS)

Released 7/22/2011
Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm

Released 6/17/2011
Improperly Formatted SI Screen Characters

Released 5/23/2011
Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information

Released 5/19/2011
IPC Odometer Programming Method Quick Reference Guide

Released 5/9/2011
Information for Dealers on How to Submit a Product Information Report (PIR) (Canada Only)

Released 5/5/2011
Change in Product Field Action Customer Reimbursement Procedure (U.S. Dealers Only)

Released 4/18/2011
New Tool Availability - EN-48974 - EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber

Released 4/7/2011
Expediting Warranty Parts

Released 3/2/2011
Automatic Transmission Oil Cooler Flush and Flow Test Essential Tool J-45096 TransFlow

Released 11/19/2010
Application of Anti-Corrosion Materials

Released 5/26/2010
Warranty Return Parts

Released 3/29/2010
Revised General Motors New Vehicle Tire Warranty Program and Global Warranty Management (GWM) Submission Rollout Information (U.S. Dealers Only)

Released 2/15/2010
Warranty, SPS, Control Module Diagnostics and Configuration Information, Programming, Set-Up

Released 12/18/2009
New Tool Availability - EN-48974-EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber

Released 11/11/2009
New Labor Operation Codes for Dealer-Installed GM Accessories Replaced During Warranty Coverage Period

Released 9/22/2009
Warranty Administration - Warranty System Changes-Medium Duty Trucks

Released 7/16/2009
Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only)

Released 7/6/2009
Electric Air Compressor (K16) Runs Continuously or Is Inoperative (Install Signal Filter Jumper Harness/Replace Necessary Components)

Released 6/22/2009
Bumps or Rust Colored Spots in Paint Due to Rail or Iron Dust (Remove Rail Dust)

Released 4/2/2009
Warranty Administration - GM Dealer Empowerment Program and Goodwill Procedures

Released 4/1/2009
Warranty Administration - Policies for Used Vehicles Purchased Through GM-Sponsored Auctions (SB 09074)

Released 3/31/2009
Warranty Administration - Labor Operation Z1111 - Suspected Tampering or Vehicle Modifications

Released 3/23/2009
Enhancing Field Product Reports with Digital Pictures

Released 3/12/2009
08-08-51-002: New Primer For TPO Fascias and Affected Cleaning Process of Painting Operation - (Mar 12, 2008)

Released 2/3/2009
Hem Flange Rust Repair

Released 12/10/2008
General Motors Dealership Critical Equipment Requirements and Recommendations

Released 10/30/2008
Procedure to Take Snapshot Data with a Tech 2 and Upload Data to Computer Using TIS Software

Released 10/16/2008
08-00-89-037: CSO Surcharges Not Allowed on Warranty Claims - (Oct 16, 2008)

Released 3/27/2008
08-06-01-008: Diagnosing Accessory Drive Belt/Serpentine Belt Noise and Availability and Use of Kent-Moore EN-49228 Laser Alignment Tool - Drive Belt - (Mar 27, 2008)

Released 2/22/2008
02-07-30-052E: Automatic Transmission Oil Cooler Flush and Flow Test Essential Tool J 45096 TransFlow - (Feb 22, 2008)

Released 1/18/2008
04-08-44-005C: Utilizing Tech 2 to Retrieve Part Numbers for Radios, Compact Disc (CD) Changers and Instrument Panel Clusters (IPC) - (Jan 18, 2008)

Released 1/10/2008
08-06-04-003: New Tool Availability - EN-48974 - EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Leaks into Combustion Chamber - (Jan 10, 2008)

Released 6/26/2007
07-00-89-025: GM Training: April 2007 New Course Information (For U.S. Dealers and Aftermarket) - (Jun 26, 2007)

Released 4/23/2007
05-08-51-008B: Bumps or Rust Colored Spots in Paint Due to Rail or Iron Dust (Remove Rail Dust) - (Apr 23, 2007)

Released 11/15/2006
05-06-04-062B: Info - Availability and Use of Fuel Return Volume Measuring Special Tool - (Nov 15, 2006)

Released 2/17/2006
06-08-45-001: Information on Changes to the SI Table of Contents, Electrical Connectors, Terminal Testing/Repair and the Importance of J-38125 Terminal Repair Kit Maintenance - (Feb 17, 2006)

Released 11/21/2005
99-08-51-001A: Info - Paint-less Dent Repair Process - (Nov 21, 2005)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 10/21/2005
05-06-04-067: Information on New Essential Tool EN-47909 Injector Bore Cleaning Kit for 6.6L Duramax Diesel Engine (RPOs LB7, LBZ, LLY) - (Oct 21, 2005)

Released 6/8/2005
05-05-22-001: Info - On-Car Brake Lathe Specifications and Maintenance Requirements - (Jun 8, 2005)

Released 5/12/2005
05-06-02-006: Instructions for Using GE-47716 Vac-N-Fill Coolant Refill Tool - (May 12, 2005)

Released 10/11/2004
03-08-98-002A: Info - Squeeze Type Resistance Spot Welding/Equipment - (Oct 11, 2004)

Released 4/13/2004
Adm Msg - Alignment Questionnaire

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 7/14/2003
01-08-97-001B: Info - HomeLink Transceiver/Garage Door Opener Transmitter Test Kit Available As Essential Tool - (Jul 14, 2003)

Released 4/29/2003
02-00-89-004B: Warranty Admin. - Courtesy Transportation Program - (Apr 29, 2003)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)

Released 6/27/2008
07-00-89-047B: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) - (Jun 27, 2008)

Released 6/8/2007
06-08-43-003A: Windshield Wiper Performance, Cleaning Instructions and Maintenance - (Jun 8, 2007)

Released 11/2/2005
05-00-89-075: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs - (Nov 2, 2005)

Released 2/5/2004
02-00-89-005A: Warranty Admin. - Dealer Disclosure Requirements - (Feb 5, 2004)

Released 4/24/2003
03-00-89-010: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues - (Apr 24, 2003)