Technical Service Bulletins (TSBs) for the 2008 Sierra 1500 are official communications between GMC & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    STEERING

    • TSB #130232001F

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163270

      This technical bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures. Read More »

    • TSB #PIT4844G

      Date Announced:
      DEC 18, 2017
      NHTSA ID:
      #10126976

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #130232001E

      Date Announced:
      DEC 11, 2017
      NHTSA ID:
      #10139182

      This technical bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures. Read More »

    • TSB #PI0671A

      Date Announced:
      MAR 17, 2017
      NHTSA ID:
      #10138087

      This preliminary information bulletin provides information for diagnosing a power steering fluid leak at the fluid reservoir. Read More »

    • TSB #100523001C

      Date Announced:
      OCT 29, 2012
      NHTSA ID:
      #10085121

      THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO EITHER REFINISH OR REPLACE THE FRONT ROTORS FOR A CONDITION OF BRAKE INDUCED PULSATION, VIBRATION FELT IN STEERING WHEEL, RUMBLE NOISE FROM UNDERBODY DURING DOWNHILL DESCENTS. Read More »

    STEERING:RACK AND PINION:RACK

    • TSB #070232002

      Date Announced:
      JUL 01, 2010
      NHTSA ID:
      #10021443

      EI07082 - POWER STEERING FLUID LEAKING FROM POWER STEERING GEAR/RACK ASSEMBLY. *KB UPDATED ON 09/21/07. *NJ UPDATED 10/5/07. *NJ UPDATED 2/15/08. *NJ UPDATED 5/19/08. *NJ UPDATED 2/17/10. *PE UPDATED 3/30/11. Read More »

    STEERING:HYDRAULIC POWER ASSIST SYSTEM

    • TSB #SB-13-02-32-001

      Date Announced:
      AUG 01, 2014
      NHTSA ID:
      #10052379

      BUICK/CADILLAC/CHEVROLET/GMC: DURING EXTREME LOW TEMPERATURE CONDITIONS, THE POWER STEERING MAKES NOISES OR FLUID LEAKS FROM HIGH PRESSURE HOSE, POWER STEERING PUMP OR GEAR. *PE UPDATED 9/30/13. *PE UPDATED 11/7/14. Read More »

    STEERING:HYDRAULIC POWER ASSIST:PUMP

    • TSB #SB-13-02-32-001

      Date Announced:
      AUG 01, 2014
      NHTSA ID:
      #10052379

      BUICK/CADILLAC/CHEVROLET/GMC: DURING EXTREME LOW TEMPERATURE CONDITIONS, THE POWER STEERING MAKES NOISES OR FLUID LEAKS FROM HIGH PRESSURE HOSE, POWER STEERING PUMP OR GEAR. *PE UPDATED 9/30/13. *PE UPDATED 11/7/14. Read More »

    STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS

    • TSB #SB-13-02-32-001

      Date Announced:
      AUG 01, 2014
      NHTSA ID:
      #10052379

      BUICK/CADILLAC/CHEVROLET/GMC: DURING EXTREME LOW TEMPERATURE CONDITIONS, THE POWER STEERING MAKES NOISES OR FLUID LEAKS FROM HIGH PRESSURE HOSE, POWER STEERING PUMP OR GEAR. *PE UPDATED 9/30/13. *PE UPDATED 11/7/14. Read More »

    STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID

    • TSB #SB-13-02-32-001

      Date Announced:
      AUG 01, 2014
      NHTSA ID:
      #10052379

      BUICK/CADILLAC/CHEVROLET/GMC: DURING EXTREME LOW TEMPERATURE CONDITIONS, THE POWER STEERING MAKES NOISES OR FLUID LEAKS FROM HIGH PRESSURE HOSE, POWER STEERING PUMP OR GEAR. *PE UPDATED 9/30/13. *PE UPDATED 11/7/14. Read More »

    • TSB #PIT4208D

      Date Announced:
      NOV 06, 2012
      NHTSA ID:
      #10112544

      This Preliminary Information communication provides information to the technician about vehicles that may have a power steering pump whine noise. Read More »

    • TSB #070232002

      Date Announced:
      JUL 01, 2010
      NHTSA ID:
      #10021443

      EI07082 - POWER STEERING FLUID LEAKING FROM POWER STEERING GEAR/RACK ASSEMBLY. *KB UPDATED ON 09/21/07. *NJ UPDATED 10/5/07. *NJ UPDATED 2/15/08. *NJ UPDATED 5/19/08. *NJ UPDATED 2/17/10. *PE UPDATED 3/30/11. Read More »

    SUSPENSION

    • TSB #PIT5403H

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10197306

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    • TSB #PIT5403F

      Date Announced:
      MAR 09, 2020
      NHTSA ID:
      #10173680

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    • TSB #PIT5049E

      Date Announced:
      MAY 20, 2019
      NHTSA ID:
      #10161036

      This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. Read More »

    • TSB #PIT5403E

      Date Announced:
      SEP 14, 2018
      NHTSA ID:
      #10145486

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    • TSB #090309001E

      Date Announced:
      DEC 08, 2017
      NHTSA ID:
      #10139180

      This technical bulletin provides a procedure for retorque the lead springs. Read More »

    • TSB #PIT5403D

      Date Announced:
      SEP 18, 2017
      NHTSA ID:
      #10157012

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    • TSB #PIT5403B

      Date Announced:
      AUG 16, 2016
      NHTSA ID:
      #10083321

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN WITH THE STEPS TO DIAGNOSIS AND REPAIR VEHICLES WITH VARIOUS HANDLING, VEHICLE DYNAMICS CONCERNS, NOISES FROM THE SUSPENSION OR UNDERBODY, OR ISSUES RELATED ... Read More »

    • TSB #14520A

      Date Announced:
      MAR 08, 2016
      NHTSA ID:
      #10090361

      14520A - SPECIAL COVERAGE (REVISED TO INCLUDE 2007, AND 2010-2013 MODEL YEAR CHEVROLET SILVERADO AND GMC SIERRA LIGHT DUTY TRUCKS, ALONG WITH EXPANDING COVERAGE TO CERTAIN U.S. STATES). Read More »

    • TSB #03-00-91-001G

      Date Announced:
      JAN 06, 2015
      NHTSA ID:
      #10139199

      This informational bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns. Read More »

    • TSB #06-03-09-004F

      Date Announced:
      SEP 30, 2014
      NHTSA ID:
      #10142238

      This technical bulletin provides a procedure to add a lubricant to the rear leaf springs to correct the customers concern of a squeaking noise from the rear suspension. Read More »

    • TSB #050308002F

      Date Announced:
      JUN 26, 2014
      NHTSA ID:
      #10126308

      This informational bulletin was created to aid the technician in diagnosing the difference between a shock or strut that has a fluid residule from a possible external source from a leaking shaft seal. Read More »

    • TSB #030309002

      Date Announced:
      JUL 01, 2007
      NHTSA ID:
      #10005181

      REAR LEAF SPRING SLAP OR CLUNK NOISE (REPLACE SPRING INSERTS) *TT UPDATED 10/18/07. *NJ Read More »

    SUSPENSION:FRONT

    • TSB #PIT5049C

      Date Announced:
      FEB 13, 2017
      NHTSA ID:
      #10113415

      This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. Read More »

    • TSB #15-NA-082

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190521

      Clunking Noise from Front of Vehicle During Turns and/or Bumps Some customers may comment on a clunking noise originating from the front of the vehicle that is more predominant during turns or traveling over bumps. Read More »

    SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY

    • TSB #060309004N

      Date Announced:
      OCT 31, 2019
      NHTSA ID:
      #10168206

      This technical bulletin provides a procedure to apply grease to the leaf springs to correct a condition of a squeak noise from the metals making contact. Read More »

    SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE

    • TSB #SB-09-03-09-001D

      Date Announced:
      APR 12, 2016
      NHTSA ID:
      #10078480

      THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO RE-TORQUE THE JOINTS OF THE REAR LEAF SPRING ASSEMBLY TO CORRECT A CUSTOMER CONCERN OF A CLUNKING NOISE COMING FROM THE REAR OF THE VEHICLE. Read More »

    SUSPENSION:FRONT:SHOCK ABSORBER

    • TSB #PIT5049D

      Date Announced:
      FEB 09, 2018
      NHTSA ID:
      #10129878

      This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. Read More »

    • TSB #150089004B

      Date Announced:
      OCT 01, 2017
      NHTSA ID:
      #10190337

      Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Read More »

    SUSPENSION:FRONT:MACPHERSON STRUT

    • TSB #150089004B

      Date Announced:
      OCT 01, 2017
      NHTSA ID:
      #10190337

      Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Read More »

    SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY

    • TSB #090309001G

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163265

      This technical bulletin provides a procedure for re-torque the lead springs. Read More »

    • TSB #SB-09-03-09-001D

      Date Announced:
      APR 12, 2016
      NHTSA ID:
      #10078480

      THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO RE-TORQUE THE JOINTS OF THE REAR LEAF SPRING ASSEMBLY TO CORRECT A CUSTOMER CONCERN OF A CLUNKING NOISE COMING FROM THE REAR OF THE VEHICLE. Read More »

    • TSB #030309002

      Date Announced:
      JUL 01, 2007
      NHTSA ID:
      #10005181

      REAR LEAF SPRING SLAP OR CLUNK NOISE (REPLACE SPRING INSERTS) *TT UPDATED 10/18/07. *NJ Read More »

    SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET

    • TSB #090309001G

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163265

      This technical bulletin provides a procedure for re-torque the lead springs. Read More »

    SUSPENSION:REAR:SHOCK ABSORBER

    • TSB #PIT5049D

      Date Announced:
      FEB 09, 2018
      NHTSA ID:
      #10129878

      This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. Read More »

    • TSB #150089004B

      Date Announced:
      OCT 01, 2017
      NHTSA ID:
      #10190337

      Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Read More »

    BRAKES (PWS)

    • TSB #PIT4595J

      Date Announced:
      MAY 10, 2021
      NHTSA ID:
      #10197287

      This PI communicates diagnostic tips to help dealership diagnosis a service trailer brake message with DTC C1114 and C1112. Read More »

    • TSB #PIT3665J

      Date Announced:
      JUN 26, 2020
      NHTSA ID:
      #10178353

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    • TSB #PIT3665H

      Date Announced:
      JUN 24, 2019
      NHTSA ID:
      #10162149

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    • TSB #PIT3665G

      Date Announced:
      MAY 13, 2019
      NHTSA ID:
      #10161004

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    • TSB #070845001H

      Date Announced:
      FEB 12, 2019
      NHTSA ID:
      #10155069

      This informational bulletin provides information for aftermarket trailer brake controller added to their vehicle, OR in lieu of the factory integrated trailer brake controller (ITBC) (RPO JL1). Read More »

    • TSB #PIT3665F

      Date Announced:
      JAN 23, 2018
      NHTSA ID:
      #10129088

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    • TSB #PIT4907A

      Date Announced:
      NOV 09, 2012
      NHTSA ID:
      #10112560

      This Preliminary Information communication provides information to the technician about brake rotors on new vehicles and replacement parts from General Motors Service Parts Operations. Read More »

    • TSB #100523001C

      Date Announced:
      OCT 29, 2012
      NHTSA ID:
      #10085121

      THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO EITHER REFINISH OR REPLACE THE FRONT ROTORS FOR A CONDITION OF BRAKE INDUCED PULSATION, VIBRATION FELT IN STEERING WHEEL, RUMBLE NOISE FROM UNDERBODY DURING DOWNHILL DESCENTS. Read More »

    • TSB #10-05-23-001C

      Date Announced:
      OCT 29, 2012
      NHTSA ID:
      #10118664

      This technical bulletin provides a procedure to either refinish or replace the front rotors for a condition of brake induced pulsation, vibration felt in steering wheel, rumble noise from underbody during downhill descents. Read More »

    SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

    • TSB #PIT-3665-D

      Date Announced:
      MAY 11, 2016
      NHTSA ID:
      #10078876

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE HYDRO-BOOST IS NOT SERVICEABLE AND WILL NEED TO BE REPLACED IF THE BRAKE PEDAL MOVES OR APPLIES ON ITS OWN AT A FULL TURN. Read More »

    SERVICE BRAKES, HYDRAULIC:POWER ASSIST

    • TSB #PIT4208D

      Date Announced:
      NOV 06, 2012
      NHTSA ID:
      #10112544

      This Preliminary Information communication provides information to the technician about vehicles that may have a power steering pump whine noise. Read More »

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE

    • TSB #PIT-4056

      Date Announced:
      FEB 01, 2012
      NHTSA ID:
      #10022691

      GMC: UNABLE TO COMMUNICATE WITH THE EBCM DTC U0121. *NJ VEHICLES EQUIPPED WITH JL4. UPDATED 9/30/08. *PE UPDATED 6/27/11. *PE UPDATED 4/6/12. *PE Read More »

    SERVICE BRAKES, AIR:DRUM

    SERVICE BRAKES, AIR:DISC

    SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE

    • TSB #PIT-4056

      Date Announced:
      FEB 01, 2012
      NHTSA ID:
      #10022691

      GMC: UNABLE TO COMMUNICATE WITH THE EBCM DTC U0121. *NJ VEHICLES EQUIPPED WITH JL4. UPDATED 9/30/08. *PE UPDATED 6/27/11. *PE UPDATED 4/6/12. *PE Read More »

    ENGINE (PWS)

    • TSB #090604026Q

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163266

      This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    • TSB #PIP3119P

      Date Announced:
      MAR 06, 2019
      NHTSA ID:
      #10156912

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »

    • TSB #PIP4112R

      Date Announced:
      MAR 24, 2017
      NHTSA ID:
      #10138174

      This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. Read More »

    • TSB #PIP5029G

      Date Announced:
      SEP 09, 2016
      NHTSA ID:
      #10099252

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE A MALFUNCTION INDICATOR LAMP ON OR ENGINE MISFIRE, ROUGH IDLE, EXTENDED CRANK, OR CRANK NO START IN SOME CASES. Read More »

    • TSB #PI1394A

      Date Announced:
      AUG 29, 2016
      NHTSA ID:
      #10082869

      THIS INFORMATIONAL BULLETIN PROVIDES ADDITIONAL INFORMATION ON HOW TO INSTALL PISTONS AND SUGGEST WHAT TOOLS TO USE. Read More »

    • TSB #030603004R

      Date Announced:
      AUG 12, 2016
      NHTSA ID:
      #10082822

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO TEST A BATTERY AND WHAT IS NEEDED TO WARRANTY A BATTERY. Read More »

    • TSB #000601012F

      Date Announced:
      AUG 02, 2016
      NHTSA ID:
      #10082814

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION TO GM DEALERS ON THE CORRECT CLEANING METHODS WHEN CLEANING ENGINE GASKET SEALING SURFACES. Read More »

    • TSB #000601026I

      Date Announced:
      AUG 01, 2016
      NHTSA ID:
      #10082820

      THIS INFORMATIONAL BULLETINS PROVIDES INFORMATION ON THE INTAKE MANIFOLD INSPECTION/REPLACEMENT AFTER SERVERE INTERNAL ENGINE DAMAGE. Read More »

    • TSB #SB-07-06-01-016C

      Date Announced:
      APR 18, 2016
      NHTSA ID:
      #10078504

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION INTERNAL ENGINE NOISE OR DAMAGE AFTER OIL FILTER REPLACEMENT Read More »

    • TSB #SB-01-06-01-028C

      Date Announced:
      APR 01, 2016
      NHTSA ID:
      #10078428

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON A ENGINE KNOCK ON COLD START. Read More »

    • TSB #PIP-5258

      Date Announced:
      JAN 26, 2016
      NHTSA ID:
      #10097189

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE SERVICE ENGINE SOON AND A DIAGNOSTIC TROUBLE CODE P0011. Read More »

    • TSB #06-00-89-031D

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190503

      OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification Read More »

    • TSB #10-06-05-002B

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201103

      Clean Exhaust Filter see owners manual now or cleaning exhaust filter keep driving until message is cleared displayed on DIC, DTC P2463 May be set Read More »

    • TSB #02-06-01-022P

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201097

      Information on Diesel Engine Ticking Noise Read More »

    • TSB #08-06-04-003D

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201100

      New Tool Availability - EN-48974-EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber Read More »

    • TSB #06-00-89-031D

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201098

      OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification Read More »

    • TSB #PIP4568R

      Date Announced:
      JAN 21, 2015
      NHTSA ID:
      #10094982

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT SOME VEHICLES MAY HAVE A SERVICE ENGINE SOON LAMP, ENGINE MISFIRE ON CYLINDER 1, 4, 6, OR 7 AND/OR TICK NOISE. Read More »

    • TSB #10-06-01-008K

      Date Announced:
      SEP 16, 2014
      NHTSA ID:
      #10095922

      THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO CORRECT THE CUSTOMERS CONCERN TO REPLACE THE LEFT SIDE VALVE COVER AND ACTIVE FUEL MANAGEMENT OIL DEFLECTOR TO REDUCE OIL CONSUMPTION. Read More »

    • TSB #PIP4525D

      Date Announced:
      AUG 01, 2013
      NHTSA ID:
      #10063453

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #080604006K

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10085128

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION FOR IDENTIFYING NON-GM ECM CALIBRATION USE AND POWER-UP HARDWARE DETECTION IN DURAMAX DIESEL ENGINES - PHOTOGRAPH TECH 2 CALIBRATION IDS, CALIBRATION VERIFICATION NUMBERS (CVNS) AND ... Read More »

    • TSB #SB-10-06-01-008F

      Date Announced:
      OCT 01, 2012
      NHTSA ID:
      #10062524

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #010601011K

      Date Announced:
      OCT 09, 2019
      NHTSA ID:
      #10168205

      This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    • TSB #PIP4158H

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10164752

      This Preliminary Information communication provides information to the technician about vehicles that have low oil pressure, no oil pressure, and/or engine noise. Technician will need to replace the oil pump, flush the oil cooler lines. Read More »

    • TSB #PIP5540D

      Date Announced:
      FEB 19, 2019
      NHTSA ID:
      #10154306

      This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »

    • TSB #PIP5628

      Date Announced:
      FEB 18, 2019
      NHTSA ID:
      #10154299

      This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D Read More »

    • TSB #PIC5650F

      Date Announced:
      DEC 17, 2018
      NHTSA ID:
      #10154604

      This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Read More »

    • TSB #PIP5540B

      Date Announced:
      DEC 06, 2018
      NHTSA ID:
      #10154566

      This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »

    • TSB #PIP4138R

      Date Announced:
      OCT 16, 2018
      NHTSA ID:
      #10147382

      This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »

    • TSB #PIP4578B

      Date Announced:
      DEC 18, 2017
      NHTSA ID:
      #10126975

      This PI was superseded to update model years and add information concerning idle surge, reduced engine power mode, and/or DTCs P0068, P0121, P1516, P2101, P2119, and/or P2176 that may be experienced on high mileage vehicles. Read More »

    • TSB #PIP4786C

      Date Announced:
      AUG 15, 2016
      NHTSA ID:
      #10083080

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE LOW OIL PRESSURE MESSAGE. TECHNICIAN MAY ALSO FIND A DIAGNOSTIC TROUBLE CODE P0521 IN THE ENGINE CONTROL MODULE. Read More »

    • TSB #08-06-04-003D

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201100

      New Tool Availability - EN-48974-EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber Read More »

    • TSB #01-06-01-011I

      Date Announced:
      OCT 27, 2015
      NHTSA ID:
      #10126395

      This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    • TSB #06-06-01-007I

      Date Announced:
      OCT 02, 2015
      NHTSA ID:
      #10126346

      This informational bulletin provides information to dealership personnel on identifying Duramax Diesel overpower engine breakdown or non-function due to aftermarket power-up devices vs. Read More »

    • TSB #PI1394

      Date Announced:
      JAN 16, 2015
      NHTSA ID:
      #10139422

      This preliminary informational bulletin provides technicians an engine repair tip for installation of pistons. Read More »

    • TSB #PI1391

      Date Announced:
      JAN 15, 2015
      NHTSA ID:
      #10139418

      This preliminary informational bulletin provides a diagnostic tip for coolant leak at oil cooler inlet pipe o-ring after service engine replacement. Read More »

    • TSB #09-06-04-026J

      Date Announced:
      JAN 12, 2015
      NHTSA ID:
      #10139412

      This informational bulletin supplies infomation for identifying non-GM (Aftermarket) engine calibrations for gasoline engines using Tech 2® or GDS 2 (U.S. and Canada). Read More »

    • TSB #PIP5226

      Date Announced:
      SEP 24, 2014
      NHTSA ID:
      #10112251

      This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Read More »

    • TSB #PIP5163A

      Date Announced:
      JUL 17, 2014
      NHTSA ID:
      #10112116

      This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or ... Read More »

    • TSB #PI1257

      Date Announced:
      JUN 05, 2014
      NHTSA ID:
      #10126273

      This preliminary bulletin provides a procedure to install a new design upper intake manifold with a new MAP sensor relocated to prevent ice build up and setting code P0106. Read More »

    • TSB #02-07-30-029V

      Date Announced:
      MAY 02, 2014
      NHTSA ID:
      #10137890

      This informational bulletin provides information to the technician on what parts of an engine or transmission will require the PQC to be notified. Read More »

    • TSB #PIP5163

      Date Announced:
      NOV 01, 2013
      NHTSA ID:
      #10112331

      This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or ... Read More »

    • TSB #11-00-90-001A

      Date Announced:
      DEC 20, 2012
      NHTSA ID:
      #10138538

      This informational bulletin provides information on the proper oils to use on GM vehicles including information regarding the differences of the Dexos oils. Read More »

    • TSB #PIT3173C

      Date Announced:
      DEC 12, 2012
      NHTSA ID:
      #10112641

      This Preliminary Information communication provides information to the technician that fluid contamination may be directed to one of the following testing centers according to the type of fluid needing testing. Read More »

    • TSB #06-06-01-007G

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10118639

      This informational bulletin provides 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, ... Read More »

    ENGINE AND ENGINE COOLING:ENGINE

    • TSB #SB-07-06-04-019A

      Date Announced:
      JUN 01, 2015
      NHTSA ID:
      #10028831

      GENERAL MOTORS: INTERMITTENT MIL/SES/ DTC P2138 WITH REDUCED ENGINE POWER (REPAIR INSTRUMENT PANEL (IP) TO BODY HARNESS CONNECTOR). 2005-08 GM PASSENGERS CARS/LIGHT DUTY TRUCKS (INCL. SATURNS). *PE UPDATED 11/5/10. Read More »

    • TSB #PIP-4686

      Date Announced:
      OCT 01, 2013
      NHTSA ID:
      #10032393

      CHEVROLET/CADILLAC/GMC: HYBRID DRIVEABILITY OR CUSTOMER CONCERNS OF FLARE, SLIP, STALL AT A STOP, SURGE, LACK OF POWER, POOR FUEL ECONOMY, REDUCED EV RANGE/LIMITED ELECTRIC PROPULSION, DTC P061B AFTER CAMPAIGN 09102B OR DTC P061B PRIOR ... Read More »

    • TSB #SB-10-06-01-008

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10035804

      CADILLAC/CHEVROLET/GMC/PONTIAC: ENGINE OIL CONSUMPTION ON ALUMINUM BLOCK ENGINES WITH ACTIVE FUEL MANAGEMENT (AFM) (INSTALL AFM OIL DEFLECTOR AND CLEAN CARBON FROM CYLINDER). Read More »

    • TSB #08142

      Date Announced:
      OCT 01, 2008
      NHTSA ID:
      #10025303

      CHEVROLET SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ECM EEPROM - REPROGRAM ECM. ALL 2007 AND CERTAIN 2008 CHEVEROLET SILVERADO AND EXPRESS AND GMC SIERRA AND SAVANA EQUIPPED WITH 6. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

    • TSB #06-06-05-001F

      Date Announced:
      MAY 16, 2014
      NHTSA ID:
      #10137915

      This informational bulletin explains a normal condition from changes in Exhaust Tone for Active Fuel Management Engines when in Three or Four Cylinder Mode Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

    • TSB #PI0653A

      Date Announced:
      APR 26, 2021
      NHTSA ID:
      #10190955

      Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center A Service Agent (Dealer) during vehicle service may need to replace an engine turbocharger (TC). Read More »

    • TSB #PI0653C

      Date Announced:
      OCT 01, 2015
      NHTSA ID:
      #10126343

      This preliminary informational bulletin provides dealership personnel with policies and procedures regarding damaged, disassembled or improperly packaged turbochargers returned to Warranty Part Center. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:DIESEL

    • TSB #030604017I

      Date Announced:
      AUG 02, 2016
      NHTSA ID:
      #10082823

      THIS INFORMATIONAL BULLETIN EXPLAINS THE USE OF DIESEL FUEL ADDITIVES IN AN ENGINE, ARE NOT REQUIRED UNLESS THE CUSTOMER DESIRES ADDITIVES TO PREVENT FUEL CONCERNS DEPENDING ON FUEL OR TEMPERATURE RELATED CONDITIONS. Read More »

    • TSB #02-06-01-022P

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190502

      Information on Diesel Engine Ticking Noise Read More »

    • TSB #02-06-01-022P

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201097

      Information on Diesel Engine Ticking Noise Read More »

    • TSB #08-06-04-003D

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201100

      New Tool Availability - EN-48974-EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber Read More »

    • TSB #08-06-04-006K

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10118640

      This informational bulletin provides information for Identifying Non-GM ECM Calibration Use and Power-up Hardware Detection in Duramax Diesel Engines - Photograph Tech 2 Calibration IDs, Calibration Verification Numbers (CVNs) and ... Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER

    • TSB #14581

      Date Announced:
      MAY 14, 2015
      NHTSA ID:
      #10089979

      14581 - EMISSION RECALL. GENERAL MOTORS HAS DECIDED TO CONDUCT A VOLUNTARY EMISSION RECALL INVOLVING CERTAIN 2008 CHEVROLET AVALANCHE, SILVERADO, SUBURBAN, AND TAHOE; AND GMC SIERRA, YUKON, AND YUKON XL VEHICLES EQUIPPED WITH CALIFORNIA ... Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN

    • TSB #10-06-05-002B

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190381

      CLEAN EXHAUST FILTER SEE OWNERS MANUAL NOW or CLEANING EXHAUST FILTER KEEP DRIVING UNTIL MESSAGE IS CLEARED Displayed on DIC, DTC P2463 May Be Set Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

    • TSB #100605002H

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10168209

      This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set. Read More »

    • TSB #SB-06-06-05-001G

      Date Announced:
      APR 01, 2016
      NHTSA ID:
      #10078424

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON CHANGES IN EXHAUST TONE FOR ACTIVE FUEL MANAGEMENT ENGINES WHEN IN THREE OR FOUR CYLINDER MODE. Read More »

    • TSB #10-06-05-002B

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190381

      CLEAN EXHAUST FILTER SEE OWNERS MANUAL NOW or CLEANING EXHAUST FILTER KEEP DRIVING UNTIL MESSAGE IS CLEARED Displayed on DIC, DTC P2463 May Be Set Read More »

    • TSB #PI0652B

      Date Announced:
      OCT 02, 2015
      NHTSA ID:
      #10126344

      This preliminary informational bulletin provides technicians with repair information on removing seized exhaust temperature sensors. Read More »

    • TSB #10-06-05-002A

      Date Announced:
      MAR 01, 2014
      NHTSA ID:
      #10065826

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #PIP4925B

      Date Announced:
      DEC 03, 2018
      NHTSA ID:
      #10154552

      This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks using the evaporative emission cart smoke machine and ultrasonic leak detector tools. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

    • TSB #08-06-04-003D

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190379

      New Tool Availability ¿ EN-48974 ¿ EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax® Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber Read More »

    • TSB #08-06-04-003C

      Date Announced:
      AUG 28, 2014
      NHTSA ID:
      #10138703

      This informational bulletin advises of a new testing tool for EGR cooling pressure tester. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

    • TSB #PIP3119P

      Date Announced:
      MAR 06, 2019
      NHTSA ID:
      #10156912

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »

    • TSB #PIP5232B

      Date Announced:
      NOV 30, 2015
      NHTSA ID:
      #10115143

      This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

    • TSB #PIP4112S

      Date Announced:
      MAR 12, 2018
      NHTSA ID:
      #10137182

      This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #PIT5161H

      Date Announced:
      NOV 30, 2020
      NHTSA ID:
      #10184142

      This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Read More »

    • TSB #DOR-G9Z8V-12

      Date Announced:
      NOV 01, 2019
      NHTSA ID:
      #10169038

      This SKU is a Fuel Pump Driver Module. The customer communication requested return of unsold inventory to inspect the software. The software may have a fault where the readiness monitors are stuck in the not-ready or incomplete position. Read More »

    • TSB #PIT5161G

      Date Announced:
      OCT 25, 2019
      NHTSA ID:
      #10167458

      This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Read More »

    • TSB #050604022Q

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163261

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    • TSB #PIP5339A

      Date Announced:
      APR 04, 2019
      NHTSA ID:
      #10160637

      This Preliminary Information communication provides information to the technician about a customer?s request to remove or disable the Bi-Fuel Compressed Natural Gas system. Read More »

    • TSB #PIP5627

      Date Announced:
      FEB 14, 2019
      NHTSA ID:
      #10154297

      This Preliminary information communicates to the dealer an issue where the vehicle's inspection and maintenance monitors along with diagnostic trouble codes may reset unprompted due to the installation of an aftermarket fuel pump control ... Read More »

    • TSB #PIT5161F

      Date Announced:
      OCT 30, 2017
      NHTSA ID:
      #10123285

      This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Read More »

    • TSB #05-06-04-022K

      Date Announced:
      SEP 19, 2014
      NHTSA ID:
      #10142220

      This informational bulletin provides information on top tier fuels and what brands are available. Read More »

    • TSB #PIP-4686

      Date Announced:
      OCT 01, 2013
      NHTSA ID:
      #10032393

      CHEVROLET/CADILLAC/GMC: HYBRID DRIVEABILITY OR CUSTOMER CONCERNS OF FLARE, SLIP, STALL AT A STOP, SURGE, LACK OF POWER, POOR FUEL ECONOMY, REDUCED EV RANGE/LIMITED ELECTRIC PROPULSION, DTC P061B AFTER CAMPAIGN 09102B OR DTC P061B PRIOR ... Read More »

    FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

    • TSB #PIT-5161-D

      Date Announced:
      APR 21, 2016
      NHTSA ID:
      #10078738

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE THE CONCERN. CUSTOMER HEARS A CLUNK WHEN STOPPING OR LAUNCHING. Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

    • TSB #070604027

      Date Announced:
      OCT 01, 2007
      NHTSA ID:
      #10023215

      EI07239 - 5.3L, LMG, LC9 DRIVEABILITY SYMPTOMS, HESITATION, MISS, LACK OF POWER, DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P0171, P0172, P0174, P1174, P1175, CHECK ENGINE LIGHT, MIL, INJECTOR. Read More »

    FUEL/PROPULSION SYSTEM (PWS)

    • TSB #PIT5161D

      Date Announced:
      APR 21, 2016
      NHTSA ID:
      #10083889

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE THE CONCERN. CUSTOMER HEARS A CLUNK WHEN STOPPING OR LAUNCHING. Read More »

    FUEL SYSTEM, DIESEL

    • TSB #050604022Q

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163261

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    • TSB #06-06-01-007I

      Date Announced:
      OCT 02, 2015
      NHTSA ID:
      #10126346

      This informational bulletin provides information to dealership personnel on identifying Duramax Diesel overpower engine breakdown or non-function due to aftermarket power-up devices vs. Read More »

    • TSB #08-06-04-006K

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10118640

      This informational bulletin provides information for Identifying Non-GM ECM Calibration Use and Power-up Hardware Detection in Duramax Diesel Engines - Photograph Tech 2 Calibration IDs, Calibration Verification Numbers (CVNs) and ... Read More »

    FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES

    • TSB #PIE-0043

      Date Announced:
      FEB 01, 2010
      NHTSA ID:
      #10034428

      CHEVROLET:GMC: ENGINEERING INFORMATION-FUEL TANK PRESSURE SENSOR, DTCS P0446, P0451 OR P0454 SET. GMC ENGINEERING IS ATTEMPTING TO DETERMINE THE ROOT CAUSE OF THE ABOVE CONCERN. *PE Read More »

    FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

    • TSB #PIP3343F

      Date Announced:
      JAN 09, 2018
      NHTSA ID:
      #10129057

      This Preliminary Information communication provides information to the technician about vehicles that have an oil leak shortly after a cold start when extremely low ambient temperatures are present. Read More »

    POWER TRAIN

    • TSB #PIC5650J

      Date Announced:
      JUL 21, 2021
      NHTSA ID:
      #10201252

      This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Read More »

    • TSB #16NA338

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10168175

      This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record ... Read More »

    • TSB #PIP4112R

      Date Announced:
      MAR 24, 2017
      NHTSA ID:
      #10138174

      This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. Read More »

    • TSB #06-00-89-031D

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201098

      OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification Read More »

    • TSB #06-00-89-031C

      Date Announced:
      OCT 13, 2015
      NHTSA ID:
      #10126370

      This informational bulletin provides information to dealership personnel on proper engine and automatic transmission/transaxle identification. Read More »

    • TSB #030729004I

      Date Announced:
      DEC 19, 2014
      NHTSA ID:
      #10126251

      This informational bulletin was created for the Manual Transmission Operating Characteristics. The different noises caused by driver habit, weather conditions , and normal manual transmission noises. Read More »

    • TSB #PIP4653E

      Date Announced:
      JUN 03, 2014
      NHTSA ID:
      #10125933

      This Preliminary Information communication provides information to the technician about vehicle that have a Malfunction Indicator Lamp on. Read More »

    • TSB #02-07-30-029V

      Date Announced:
      MAY 02, 2014
      NHTSA ID:
      #10137890

      This informational bulletin provides information to the technician on what parts of an engine or transmission will require the PQC to be notified. Read More »

    • TSB #PI0876

      Date Announced:
      DEC 13, 2012
      NHTSA ID:
      #10138565

      This preliminary informational bulletin provides information on replacing the transmission fluid level indicator if a customers comments regarding one being broken. Read More »

    • TSB #09-07-30-018C

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10118634

      This warranty administration bulletin provides information on the change in automatic transmission add conditions documentation and claim submissions Read More »

    POWER TRAIN:MANUAL TRANSMISSION

    • TSB #SB-03-07-29-004K

      Date Announced:
      APR 01, 2016
      NHTSA ID:
      #10078434

      THIS INFORMATIONAL BULLETIN PROVIDE INFORMATION ON THE OPERATING CHARACTERISTICS OF A MANUAL TRANSMISSION. Read More »

    • TSB #3136

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10021019

      SLIP CONDITION IN 2ND, 3RD, OR 4TH. DAMAGED 2-4 OR 3-4 CLUTCH. *KB UPDATED 10/31/07. *NJ Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #PIP3366C

      Date Announced:
      JUL 09, 2018
      NHTSA ID:
      #10143757

      This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting the automatic ... Read More »

    • TSB #SB-16-NA-130

      Date Announced:
      MAY 01, 2016
      NHTSA ID:
      #10078568

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO INSPECT THE UPPER VALVE BODY TO DETERMINE THE CORRECT RPO USAGE TO CORRECT A CONCERN THAT AFTER INSTALLATION OF A REPLACEMENT UPPER VALVE BODY, THE TRANSMISSION MAY HAVE NO ... Read More »

    • TSB #06-00-89-031D

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190503

      OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification Read More »

    • TSB #06-00-89-031D

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201098

      OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification Read More »

    • TSB #PIP4568R

      Date Announced:
      JAN 21, 2015
      NHTSA ID:
      #10094982

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT SOME VEHICLES MAY HAVE A SERVICE ENGINE SOON LAMP, ENGINE MISFIRE ON CYLINDER 1, 4, 6, OR 7 AND/OR TICK NOISE. Read More »

    • TSB #G-207959

      Date Announced:
      JAN 05, 2015
      NHTSA ID:
      #10079302

      14308 - SPECIAL COVERAGE. HEAVY DUTY DIESEL POWERED VEHICLES EQUIPPED WITH A 6 SPEED AUTOMATIC TRANSMISSION, MAY HAVE A CONDITION IN WHICH INCREASED TRANSMISSION OIL COOLING CIRCUIT PRESSURE MAY CAUSE TRANSMISSION FLUID TO WEEP OR LEAK. Read More »

    • TSB #PIP-4686

      Date Announced:
      OCT 01, 2013
      NHTSA ID:
      #10032393

      CHEVROLET/CADILLAC/GMC: HYBRID DRIVEABILITY OR CUSTOMER CONCERNS OF FLARE, SLIP, STALL AT A STOP, SURGE, LACK OF POWER, POOR FUEL ECONOMY, REDUCED EV RANGE/LIMITED ELECTRIC PROPULSION, DTC P061B AFTER CAMPAIGN 09102B OR DTC P061B PRIOR ... Read More »

    • TSB #09-07-30-018C

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10118634

      This warranty administration bulletin provides information on the change in automatic transmission add conditions documentation and claim submissions Read More »

    • TSB #PIP-4395

      Date Announced:
      AUG 01, 2008
      NHTSA ID:
      #10026149

      GMC: FLARE AND OR HARSH 2-3 SHIFTS. THIS CONDITION MAY BE CAUSED BY LEAKING 1-2-3-4 AND 3-5-R CLUTCH FLUID SEAL RINGS (230). MODELS CADILLACS, CHEVROLETS, GMC, HUMMERS, PONTIACS. Read More »

    • TSB #4292

      Date Announced:
      DEC 01, 2007
      NHTSA ID:
      #10023772

      DTC P0756, P0796, P2714, P2723, TCC SHUDDER OR HARSH ENGAGEMENT, HARSH SHIFTS, WATER IN TRANSMISSION - KEYWORDS CODE CONVERTER FLUID TORQUE. EQUIPPED WITH 6L50, 6L80 OR 6L90 (RPO'S MYB, MYC, MYD) AUTOMATIC TRANSMISSION. Read More »

    • TSB #3136

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10021019

      SLIP CONDITION IN 2ND, 3RD, OR 4TH. DAMAGED 2-4 OR 3-4 CLUTCH. *KB UPDATED 10/31/07. *NJ Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)

    • TSB #SB-07-06-04-019A

      Date Announced:
      JUN 01, 2015
      NHTSA ID:
      #10028831

      GENERAL MOTORS: INTERMITTENT MIL/SES/ DTC P2138 WITH REDUCED ENGINE POWER (REPAIR INSTRUMENT PANEL (IP) TO BODY HARNESS CONNECTOR). 2005-08 GM PASSENGERS CARS/LIGHT DUTY TRUCKS (INCL. SATURNS). *PE UPDATED 11/5/10. Read More »

    • TSB #PIP4653E

      Date Announced:
      JUN 03, 2014
      NHTSA ID:
      #10125933

      This Preliminary Information communication provides information to the technician about vehicle that have a Malfunction Indicator Lamp on. Read More »

    • TSB #07293

      Date Announced:
      FEB 01, 2009
      NHTSA ID:
      #10023656

      CHEVROLET\GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. TRANSMISSION OVERHEAT IN EXTREME COLD AMBIENT TEMPERATURES - REPROGRAM TCM. LOCATED IN ALASKA AND MINNESOTA; CANADIAN YUKON AND NORTHWEST TERRITORIES ONLY. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

    • TSB #PIP4681E

      Date Announced:
      JUL 23, 2018
      NHTSA ID:
      #10143773

      This Preliminary Information communication provides information to the technician about vehicles that have a random bump, chuggle, or fishbite sensation when crowding the throttle slightly with the Torque Converter Clutch on while ... Read More »

    POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

    • TSB #PIP3366C

      Date Announced:
      JUL 09, 2018
      NHTSA ID:
      #10143757

      This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting the automatic ... Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #PIP3720D

      Date Announced:
      NOV 26, 2012
      NHTSA ID:
      #10112600

      This Preliminary Information communication provides information to the technician with the axel setup information from American Axle Manufacturing. Read More »

    POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT

    • TSB #070417002

      Date Announced:
      OCT 01, 2007
      NHTSA ID:
      #10023936

      WHINE TYPE NOISE COMING FROM REAR OF VEHICLE (DIAGNOSE AND REPLACE REAR PROPELLER SHAFT). *NJ Read More »

    ELECTRICAL SYSTEM

    • TSB #PIT4595J

      Date Announced:
      MAY 10, 2021
      NHTSA ID:
      #10197287

      This PI communicates diagnostic tips to help dealership diagnosis a service trailer brake message with DTC C1114 and C1112. Read More »

    • TSB #PIT5195F

      Date Announced:
      APR 27, 2020
      NHTSA ID:
      #10174859

      This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »

    • TSB #19NA262

      Date Announced:
      NOV 22, 2019
      NHTSA ID:
      #10169345

      This technical bulletin provides repair information to correct a customer concern of Clock Shows Dashes and Cannot be Set After Battery Disconnect. Read More »

    • TSB #100845001G

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163268

      This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »

    • TSB #PIT5074L

      Date Announced:
      JUN 03, 2019
      NHTSA ID:
      #10162106

      This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. Read More »

    • TSB #PIT5652D

      Date Announced:
      MAY 15, 2019
      NHTSA ID:
      #10161016

      This Preliminary Information document advises technicians that a condition may occur with the listed vehicles where the radio clock may not display the time. Read More »

    • TSB #PIT3219F

      Date Announced:
      MAY 13, 2019
      NHTSA ID:
      #10161011

      This Preliminary Information communicates to technicians that the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the ... Read More »

    • TSB #PIT5671

      Date Announced:
      APR 12, 2019
      NHTSA ID:
      #10160660

      This Preliminary information communicates the need for dealers to contact SPAC to obtain qualified parts to repair SIR light on with B0081 SYM4B after replacing PPS kit. Read More »

    • TSB #PIT5195E

      Date Announced:
      APR 12, 2019
      NHTSA ID:
      #10160662

      This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »

    • TSB #PIT5082B

      Date Announced:
      NOV 13, 2018
      NHTSA ID:
      #10151832

      This Preliminary Information communication provides information to the technician about vehicle HVAC system does not always respond to requests for changes in air delivery or temperature from the HVAC controls. Read More »

    • TSB #PIC5650D

      Date Announced:
      DEC 19, 2017
      NHTSA ID:
      #10126982

      This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Read More »

    • TSB #PIC5491K

      Date Announced:
      DEC 18, 2017
      NHTSA ID:
      #10126972

      This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. Read More »

    • TSB #150603001C

      Date Announced:
      DEC 07, 2017
      NHTSA ID:
      #10139185

      This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries. Read More »

    • TSB #PIT4730B

      Date Announced:
      NOV 20, 2017
      NHTSA ID:
      #10125126

      This Preliminary Information communication a diagnostic tip if the high speed lan bus is shorted to ground, which can cause the BCM to appear off line. Read More »

    • TSB #PIC5650C

      Date Announced:
      OCT 13, 2017
      NHTSA ID:
      #10123252

      This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Read More »

    • TSB #PIT5564A

      Date Announced:
      JUL 05, 2017
      NHTSA ID:
      #10114060

      This Preliminary information communicates an issue with aftermarket USB chargers causing SIR DTC's to set. Read More »

    • TSB #PIC5491J

      Date Announced:
      SEP 14, 2016
      NHTSA ID:
      #10097132

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE AN ONSTAR SYSTEM THAT WILL NOT POWER UP. TECHNICIAN SHOULD TURN OFF THE IGNITION AND CANCEL RETAINED ACCESSORY POWER. Read More »

    • TSB #16NA241

      Date Announced:
      AUG 31, 2016
      NHTSA ID:
      #10082412

      THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO CHECK THE CYLINDERS FOR DAMAGED PISTONS AND DETERMINE IF THE USE OF AFTERMARKET CALIBRATIONS OR PERFORMANCE PARTS MAY BE THE CAUSE. Read More »

    • TSB #PIT5074J

      Date Announced:
      AUG 30, 2016
      NHTSA ID:
      #10083241

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT THE USE OF J-35616-64B TERMINAL TEST PROBE, REPLACEMENT TERMINALS, AND TERMINATED LEADS. Read More »

    • TSB #PIT5485B

      Date Announced:
      APR 27, 2016
      NHTSA ID:
      #10083898

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »

    • TSB #PIC-5050-A

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10078734

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. Read More »

    • TSB #PIC-4935-E

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10078735

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. Read More »

    • TSB #PIC4935E

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10083484

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. Read More »

    • TSB #PIT5485A

      Date Announced:
      APR 08, 2016
      NHTSA ID:
      #10083900

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN, IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »

    • TSB #PIC-5260-A

      Date Announced:
      APR 05, 2016
      NHTSA ID:
      #10078604

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS. Read More »

    • TSB #SB-PI-1533B

      Date Announced:
      APR 01, 2016
      NHTSA ID:
      #10078425

      THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES INFORMATION ON POOR RADIO HANDS-FREE VOICE RECOGNITION PERFORMANCE OR SOUND QUALITY AFTER THE ONSTAR UPGRADE. Read More »

    • TSB #15-NA-079

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190512

      OnStar® Voice Fallback Number Update Some customers may have received a letter from OnStar® stating that "We recently tried to provide a software update to the OnStar® hardware in your vehicle. Read More »

    • TSB #15-06-03-001A

      Date Announced:
      OCT 13, 2015
      NHTSA ID:
      #10126369

      This informational bulletin provides information that may be useful in diagnosing/testing batteries that have set for a long period of time and/or set in cold weather climates to correct a customer concern of symptoms that include, but ... Read More »

    • TSB #PIT4539S

      Date Announced:
      JAN 23, 2015
      NHTSA ID:
      #10095345

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE DRIVE MOTOR GENERATOR CONTROL MODULE AND ACCESSORY POWER MODULE ARE BEING PLACED ON RESTRICTION THROUGH THE GENERAL MOTORS TECHNICAL ASSISTANCE CENTER. Read More »

    • TSB #10-08-45-001E

      Date Announced:
      JAN 23, 2015
      NHTSA ID:
      #10139437

      This informational bulletin updates information on electrical ground repairs using new replacement fasteners with conductive finish. Read More »

    • TSB #06-08-47-001K

      Date Announced:
      JAN 23, 2015
      NHTSA ID:
      #10139433

      This informational bulletin provides information on control module diagnostics and configuration, programming using the TIS Service Programming System (SPS), set-up and warranty. Read More »

    • TSB #07-06-03-009D

      Date Announced:
      JAN 16, 2015
      NHTSA ID:
      #10139421

      This informational bulletin adds models to information on voltmeter gauge fluctuation due to regulated voltage control system and concerns about camper/trailer battery charging. Read More »

    • TSB #PIC3278F

      Date Announced:
      JAN 14, 2015
      NHTSA ID:
      #10094888

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THE STEPS NEEDED TO DIAGNOSE AND REPAIR THE VEHICLES THAT MAY HAVE UNWANTED OR PHANTOM PHONE CALLS. Read More »

    • TSB #07-06-03-009C

      Date Announced:
      JAN 12, 2015
      NHTSA ID:
      #10139409

      This informational bulletin adds 2011 - 2014 model years to information on voltmeter gauge fluctuation due to regulated voltage control system and concerns about camper/trailer battery charging. Read More »

    • TSB #09184B

      Date Announced:
      NOV 01, 2014
      NHTSA ID:
      #10066126

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #07-08-42-006J

      Date Announced:
      SEP 18, 2014
      NHTSA ID:
      #10142219

      This informational bulletin provides information for an available BCM calibrations that would restore bulb outages when using a second stage manufacturer Read More »

    • TSB #PIP5094

      Date Announced:
      FEB 13, 2013
      NHTSA ID:
      #10112857

      This Preliminary Information communication advises the technician that, when testing any circuit for open or resistance, it is imperative that all related terminal pin fit and tension be checked when the test steps require disconnection ... Read More »

    • TSB #SB-07-08-42-006H

      Date Announced:
      NOV 01, 2012
      NHTSA ID:
      #10062508

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #PIC4935D

      Date Announced:
      NOV 01, 2012
      NHTSA ID:
      #10112528

      This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the ... Read More »

    • TSB #07-08-42-006G

      Date Announced:
      OCT 16, 2012
      NHTSA ID:
      #10118641

      This informational bulletin provides information on Available BCM Calibrations to Restore Bulb Outage Detection on Vehicles Produced by a Second Stage Manufacturer (Upfitter), Turn Signals Flash Fast after Factory Box ... Read More »

    • TSB #SB-09-06-03-004A

      Date Announced:
      DEC 01, 2011
      NHTSA ID:
      #10032332

      GM/HUMMER/SAAB: INTERMITTENT ILLUMINATION OF MIL, SERVICE LAMPS, SERVICE MESSAGES, OR DTC SET BY VARIOUS CONTROL MODULES-DIAGNOSING AND REPAIRING FRETTING CORROSION (DISCONNECT AFFECTED CONNECTOR AND APPLY DIELECTRIC LUBRICANT). Read More »

    • TSB #4407

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10022768

      AUXILIARY POWER TO 7-WAY TRAILER CONNECTOR. *KB Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    • TSB #110849001Y

      Date Announced:
      FEB 08, 2019
      NHTSA ID:
      #10155072

      This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message On and Off. Read More »

    • TSB #030603004R

      Date Announced:
      AUG 12, 2016
      NHTSA ID:
      #10082822

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO TEST A BATTERY AND WHAT IS NEEDED TO WARRANTY A BATTERY. Read More »

    • TSB #SB-15-06-03-001B

      Date Announced:
      APR 20, 2016
      NHTSA ID:
      #10078520

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION THAT MAY BE USEFUL ON DIAGNOSING BATTERIES THAT HAVE SET FOR A LONG PERIOD OF TIME AND/OR SET IN COLD WEATHER CLIMATES AND TESTING THOSE BATTERIES. Read More »

    • TSB #PIC-4935-E

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10078735

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. Read More »

    • TSB #SB-03-06-03-004Q

      Date Announced:
      APR 18, 2016
      NHTSA ID:
      #10078507

      THIS WARRANTY ADMINISTRATION BULLETIN PROVIDE POLICY INFORMATION ON USING THE EL-50313 MIDTRONICS GR8 BATTERY TESTER/CHARGER FOR DIAGNOSING BATTERY REPLACEMENTS AND MAINTAINING BATTERIES ON NEW VEHICLES IN DEALER INVENTORY. Read More »

    • TSB #15-NA-030

      Date Announced:
      OCT 14, 2015
      NHTSA ID:
      #10126375

      This informational bulletin provides information to dealership personnel on the use of non-GM approved battery chargers and booster packs. Read More »

    • TSB #03-06-03-003D

      Date Announced:
      JAN 14, 2015
      NHTSA ID:
      #10139415

      This warranty administration bulletin provides policy information on ACDelco® replacement battery warranty procedures. Read More »

    • TSB #03-06-03-004L

      Date Announced:
      MAY 28, 2014
      NHTSA ID:
      #10137932

      This warranty bulletin explains how to use the EL-50313 Midtronic GR8 Battery tester to test a battery and determin if it is warranty or not. Read More »

    ELECTRICAL SYSTEM:WIRING

    • TSB #100089005H

      Date Announced:
      JAN 18, 2019
      NHTSA ID:
      #10154629

      This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs. Read More »

    • TSB #100089005D

      Date Announced:
      DEC 08, 2014
      NHTSA ID:
      #10126221

      This warranty informational bulletin advised the technician that when performing a wiring repair, more information is required. Read More »

    • TSB #SB-09-06-03-004A

      Date Announced:
      DEC 01, 2011
      NHTSA ID:
      #10032332

      GM/HUMMER/SAAB: INTERMITTENT ILLUMINATION OF MIL, SERVICE LAMPS, SERVICE MESSAGES, OR DTC SET BY VARIOUS CONTROL MODULES-DIAGNOSING AND REPAIRING FRETTING CORROSION (DISCONNECT AFFECTED CONNECTOR AND APPLY DIELECTRIC LUBRICANT). Read More »

    • TSB #070849018

      Date Announced:
      SEP 01, 2007
      NHTSA ID:
      #10023221

      VARIOUS ELECTRICAL CONCERNS - INTERMITTENTLY FUNCTIONING OR INOPERATIVE COMPONENT, IP WARNING LIGHT ON, DIC MESSAGE DISPLAYED, DTC SET, NO CRANK/START (REPAIR IP WIRING HARNESS) *NJ Read More »

    ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

    • TSB #070845001H

      Date Announced:
      FEB 12, 2019
      NHTSA ID:
      #10155069

      This informational bulletin provides information for aftermarket trailer brake controller added to their vehicle, OR in lieu of the factory integrated trailer brake controller (ITBC) (RPO JL1). Read More »

    ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE

    • TSB #PIT4376J

      Date Announced:
      MAR 05, 2018
      NHTSA ID:
      #10137171

      This Preliminary Information communication advises the technician about key and theft information for Fleet Vehicles equipped with RPO 6E2 or 6E8 and converting to fleet mode. Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #PIT5195E

      Date Announced:
      APR 12, 2019
      NHTSA ID:
      #10160662

      This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »

    • TSB #PIT5195D

      Date Announced:
      MAR 27, 2018
      NHTSA ID:
      #10137202

      This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »

    • TSB #PIC3100F

      Date Announced:
      NOV 07, 2017
      NHTSA ID:
      #10125106

      This Preliminary Information communication provides information to the technician about vehicle's odometer appears to be inaccurate relative to a known distance traveled. Read More »

    • TSB #SB-07-06-04-019A

      Date Announced:
      JUN 01, 2015
      NHTSA ID:
      #10028831

      GENERAL MOTORS: INTERMITTENT MIL/SES/ DTC P2138 WITH REDUCED ENGINE POWER (REPAIR INSTRUMENT PANEL (IP) TO BODY HARNESS CONNECTOR). 2005-08 GM PASSENGERS CARS/LIGHT DUTY TRUCKS (INCL. SATURNS). *PE UPDATED 11/5/10. Read More »

    ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER:SENSOR/SENDING UNIT

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #DOR-G9Z8V-12

      Date Announced:
      NOV 01, 2019
      NHTSA ID:
      #10169038

      This SKU is a Fuel Pump Driver Module. The customer communication requested return of unsold inventory to inspect the software. The software may have a fault where the readiness monitors are stuck in the not-ready or incomplete position. Read More »

    • TSB #070849020P

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158861

      This informational bulletin provides information for the IPC odometer programming method quick reference guide. Read More »

    • TSB #PIT5236K

      Date Announced:
      SEP 28, 2017
      NHTSA ID:
      #10157041

      This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Read More »

    • TSB #15-08-44-001I

      Date Announced:
      MAR 21, 2017
      NHTSA ID:
      #10138019

      This informational bulletin provides information for the GM of Canada OnStar Cellular Communication Upgrade to 3G/4G LTE for vehicles that may need an upgrade. Read More »

    • TSB #15-08-73-001A

      Date Announced:
      MAR 21, 2017
      NHTSA ID:
      #10138020

      This informational bulletin explains how to update the older Onstar module software to new software over GSA. Read More »

    • TSB #15-08-44-001H

      Date Announced:
      JUN 20, 2016
      NHTSA ID:
      #10089229

      THIS INFORMATIONAL BULLETIN PROVODES INFORMATION ON THE GM OF CANADA ONSTAR CELLULAR COMMUNICATION UPGRADE. Read More »

    • TSB #SB-06-08-47-001L

      Date Announced:
      APR 18, 2016
      NHTSA ID:
      #10078506

      THIS INFORMATIONAL BULLETIN PROVIDES WARRANTY INFORMATION ON USING THE SERVICE PROGRAMMING SYSTEM (SPS) FOR PROGRAMMING CONTROL MODULES Read More »

    • TSB #PI0799A

      Date Announced:
      OCT 22, 2015
      NHTSA ID:
      #10126385

      This preliminary informational bulletin adds the 2014 - 2016 model years to cleaning information to correct a customer concern of seeing a white film/residue on the IP pad and/or door trim panels. Read More »

    • TSB #03-06-03-004L

      Date Announced:
      MAY 28, 2014
      NHTSA ID:
      #10137932

      This warranty bulletin explains how to use the EL-50313 Midtronic GR8 Battery tester to test a battery and determin if it is warranty or not. Read More »

    • TSB #G-169310

      Date Announced:
      JUN 28, 2013
      NHTSA ID:
      #10114175

      11273A - Special Coverage (additional population added). The throttle position sensor may cause the engine to run rough and cause the malfunction indicator lamp and/or and Engine Reduced Power message to illuminate. Read More »

    EXTERIOR LIGHTING

    • TSB #070842006N

      Date Announced:
      DEC 10, 2018
      NHTSA ID:
      #10155013

      This informational bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory ... Read More »

    • TSB #PIP4138Q

      Date Announced:
      JAN 24, 2018
      NHTSA ID:
      #10129093

      This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »

    • TSB #060842009

      Date Announced:
      SEP 01, 2007
      NHTSA ID:
      #10023211

      USE OF AUXILIARY CENTER HIGH MOUNTED STOP LAMP (CHMSL) WITH INSTALLATION OF ACCESSORIES OVERHEAD RACK SYSTEM. *NJ Read More »

    LIGHTING (PWS)

    • TSB #07-08-42-006G

      Date Announced:
      OCT 16, 2012
      NHTSA ID:
      #10118641

      This informational bulletin provides information on Available BCM Calibrations to Restore Bulb Outage Detection on Vehicles Produced by a Second Stage Manufacturer (Upfitter), Turn Signals Flash Fast after Factory Box ... Read More »

    EXTERIOR LIGHTING:HEADLIGHTS

    • TSB #PIT3219F

      Date Announced:
      MAY 13, 2019
      NHTSA ID:
      #10161011

      This Preliminary Information communicates to technicians that the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the ... Read More »

    • TSB #SB-10-08-42-001A

      Date Announced:
      MAY 01, 2015
      NHTSA ID:
      #10035924

      BUICK/CADILLAC/CHEVROLET/GMC/PONTIAC/SATURN: LOW BEAM HEADLAMP BULB DIAGNOSIS/REPLACEMENT (INSPECT BULB AND CONNECTOR). DOES NOT APPLY TO VEHICLES EQUIPPED WITH HIGH INTENSITY DISCHARGE (HID) LAMPS. Read More »

    EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH

    • TSB #PIT3219E

      Date Announced:
      APR 27, 2018
      NHTSA ID:
      #10137526

      This Preliminary Information communicates to techniciansthat the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the ... Read More »

    • TSB #SB-10-08-42-001A

      Date Announced:
      MAY 01, 2015
      NHTSA ID:
      #10035924

      BUICK/CADILLAC/CHEVROLET/GMC/PONTIAC/SATURN: LOW BEAM HEADLAMP BULB DIAGNOSIS/REPLACEMENT (INSPECT BULB AND CONNECTOR). DOES NOT APPLY TO VEHICLES EQUIPPED WITH HIGH INTENSITY DISCHARGE (HID) LAMPS. Read More »

    EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT

    VISIBILITY

    • TSB #PIC5260A

      Date Announced:
      APR 05, 2016
      NHTSA ID:
      #10083512

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS. Read More »

    VISIBILITY:WINDSHIELD

    • TSB #08-08-48-003G

      Date Announced:
      JAN 28, 2013
      NHTSA ID:
      #10133146

      This technical bulletin provides a procedure for adding double sided tape on the right and left windshield side reveal moldings to remove tapping, clicking or ticking type noise. Read More »

    • TSB #PIT3237F

      Date Announced:
      OCT 12, 2012
      NHTSA ID:
      #10112468

      This Preliminary Information communication provides information to the technician about the percentage of Ultraviolet protection or tint offered by the windshield or side glass. Read More »

    VISIBILITY:GLASS, SIDE/REAR

    • TSB #PI-0754-B

      Date Announced:
      APR 12, 2016
      NHTSA ID:
      #10078472

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON A NORMAL CONDITION ON TEMPERED GLASS OF SPOTS SHOWING ON THE REAR AND SIDE WINDOWS WHEN THE VEHICLE IS IN THE SUNLIGHT. Read More »

    • TSB #PI-0018-B

      Date Announced:
      NOV 01, 2013
      NHTSA ID:
      #10054243

      GENERAL MOTORS: THE WINDOWS, FRONT AND REAR, WOULD BIND, POOR FIT, MISALIGNMENT, MAKES RATTLE OR SQUEAKING NOISES, MOVES SLOWLY AND IS INOPERATIVE. MODEL 2008-2014 VEHICLES AND TRUCKS. Read More »

    • TSB #PIT3237F

      Date Announced:
      OCT 12, 2012
      NHTSA ID:
      #10112468

      This Preliminary Information communication provides information to the technician about the percentage of Ultraviolet protection or tint offered by the windshield or side glass. Read More »

    VISIBILITY:SUN/MOON ROOF ASSEMBLY

    • TSB #PIC5260C

      Date Announced:
      APR 23, 2019
      NHTSA ID:
      #10160682

      This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks. Read More »

    • TSB #PIC-5260-A

      Date Announced:
      APR 05, 2016
      NHTSA ID:
      #10078604

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS. Read More »

    VISIBILITY:REARVIEW MIRRORS/DEVICES

    • TSB #PIT5154A

      Date Announced:
      FEB 20, 2020
      NHTSA ID:
      #10172327

      This Preliminary Information communication provides information to the technician explaining what happens when they transition the side view mirrors to curb view mode.     Read More »

    • TSB #PI0373B

      Date Announced:
      JUN 18, 2014
      NHTSA ID:
      #10126291

      This preliminary bulletin provides a procedure on how to reset the power folding mirriors after they been folded manually, to fix the customers concern of the mirriors shaking or fluttering at normal driving speeds. Read More »

    • TSB #PI0373A

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10084683

      THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE FOR RELEARNING THE POWER FOLDING MIRRIORS AND ROAD TESTIN TO VERIFY THEY CORRECT A CONDTION OF THE POWER FOLDING MIRRIORS GLASS SHAKES, FLUTTERS AT NORMAL DRIVING CONDITIONS. Read More »

    • TSB #PI0373A

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10118635

      This preliminary informational bulletin provides a procedure for relearning the power folding mirriors and road testin to verify they correct a condtion of the power folding mirriors glass shakes, flutters at normal driving conditions. Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

    • TSB #PIT5082B

      Date Announced:
      NOV 13, 2018
      NHTSA ID:
      #10151832

      This Preliminary Information communication provides information to the technician about vehicle HVAC system does not always respond to requests for changes in air delivery or temperature from the HVAC controls. Read More »

    AIR BAGS

    • TSB #PIC5650J

      Date Announced:
      JUL 21, 2021
      NHTSA ID:
      #10201252

      This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Read More »

    • TSB #PIT5821

      Date Announced:
      APR 29, 2021
      NHTSA ID:
      #10193478

      This Preliminary information communicates information on a parts restrictions for the passenger air bag. Read More »

    • TSB #18NA094

      Date Announced:
      JAN 27, 2020
      NHTSA ID:
      #10171886

      This informational bulletin provides information on Takata Air Bag Completion Rate Improvement Program - Applicable to GM Recalls 14491, 14735, 15040, 15041, 15043, 15044, 15045, 15046, 15047, 15048, 15049, 15050, 15052, 15053, 15406, ... Read More »

    • TSB #18NA094

      Date Announced:
      FEB 13, 2019
      NHTSA ID:
      #10154541

      This informational bulletin provides information on Takata Air Bag Completion Rate Improvement Program - Applicable to GM Recalls 14491, 14735, 15040, 15041, 15043, 15044, 15045, 15046, 15406, 15438, 15442, 15815, 15816, 15817, 15818, ... Read More »

    • TSB #49151

      Date Announced:
      JUL 13, 2016
      NHTSA ID:
      #10135186

      49151 - Engineering Study - Your dealership may have been previously advised of being selected to participate in an engineering study to test and evaluate Takata front passenger air bag inflators. Read More »

    AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE:SOFTWARE

    • TSB #PIT5821A

      Date Announced:
      JUL 26, 2021
      NHTSA ID:
      #10201261

      This Preliminary information communicates information on a parts restrictions for the passenger air bag. Read More »

    AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION

    • TSB #06-08-50-009I

      Date Announced:
      JAN 28, 2016
      NHTSA ID:
      #10112302

      This informational bulletin provides Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices Read More »

    SEAT BELTS:FRONT:WEBBING

    • TSB #05-09-40-002E

      Date Announced:
      OCT 01, 2011
      NHTSA ID:
      #10037184

      GM: SERVICE BULLETIN EXPLAINING WHEN THE SAFETY BELTS ARE SUPPOSED TO LOCK. *RM UPDATED 12/6/11. *PE Read More »

    SEAT BELTS:FRONT:RETRACTOR

    • TSB #05-09-40-002E

      Date Announced:
      OCT 01, 2011
      NHTSA ID:
      #10037184

      GM: SERVICE BULLETIN EXPLAINING WHEN THE SAFETY BELTS ARE SUPPOSED TO LOCK. *RM UPDATED 12/6/11. *PE Read More »

    STRUCTURE

    • TSB #PIT5039D

      Date Announced:
      JUN 04, 2021
      NHTSA ID:
      #10201268

      This Preliminary Information communication provides information to the technician about vehicles that the customer or up-fitter may have removed the rear bumper, install a different rear bumper, or add a different box/flat bed/cube ... Read More »

    • TSB #PIT4250J

      Date Announced:
      NOV 26, 2018
      NHTSA ID:
      #10151877

      This Preliminary Information communication provides information to the technician about vehicles that have water or dust from the openings under the bed rails near the stake pockets. Read More »

    • TSB #PIT3946C

      Date Announced:
      NOV 14, 2018
      NHTSA ID:
      #10151839

      This Preliminary Information communicates an issues with the headliner sagging and how to reattach the velcro using Hardman Double Bubble Epoxy part number 04001. Read More »

    • TSB #PIT4250H

      Date Announced:
      NOV 21, 2017
      NHTSA ID:
      #10125130

      This Preliminary Information communication provides information to the technician about vehicles that have water or dust from the openings under the bed rails near the stake pockets. Read More »

    • TSB #07-08-42-006J

      Date Announced:
      SEP 18, 2014
      NHTSA ID:
      #10142219

      This informational bulletin provides information for an available BCM calibrations that would restore bulb outages when using a second stage manufacturer Read More »

    • TSB #PI0383B

      Date Announced:
      DEC 11, 2012
      NHTSA ID:
      #10138547

      This preliminary information bulletin provides information on installing new rivets on the accessory tonneu cover to correct a customers comments on the cover seeming loose Read More »

    • TSB #SB-12-03-10-003

      Date Announced:
      DEC 01, 2012
      NHTSA ID:
      #10062548

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #PI0373A

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10084683

      THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE FOR RELEARNING THE POWER FOLDING MIRRIORS AND ROAD TESTIN TO VERIFY THEY CORRECT A CONDTION OF THE POWER FOLDING MIRRIORS GLASS SHAKES, FLUTTERS AT NORMAL DRIVING CONDITIONS. Read More »

    STRUCTURE:FRAME AND MEMBERS

    • TSB #PIT4745D

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157021

      This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Read More »

    • TSB #15-NA-082

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201117

      Clunking Noise from Front of Vehicle During Turns and/or Bumps Read More »

    • TSB #PIT-3749D

      Date Announced:
      APR 01, 2012
      NHTSA ID:
      #10037570

      GM: ON SOME TRUCK MODELS THERE IS SOME FRAME CORROSION. *RM UPDATED ON 5/2/2012. *KB Read More »

    STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

    • TSB #PI0281D

      Date Announced:
      JAN 01, 2014
      NHTSA ID:
      #10190934

      Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Read More »

    • TSB #PI0281D

      Date Announced:
      JAN 01, 2014
      NHTSA ID:
      #10190933

      Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Read More »

    STRUCTURE:BODY

    • TSB #09-08-66-011C

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10190505

      Information on Mounting Points for Pickup Box Accessories Read More »

    • TSB #PIT4745D

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157021

      This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Read More »

    • TSB #PIT4745C

      Date Announced:
      SEP 12, 2016
      NHTSA ID:
      #10099981

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE RAISED DENTS OR RIPPLE APPEARANCE IN THE SIDE OUTER PANEL OF THE CARGO BOX AROUND THE PERIMETER OF THE WHEEL HOUSE OPENING. Read More »

    • TSB #PIC-5260-A

      Date Announced:
      APR 05, 2016
      NHTSA ID:
      #10078604

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS. Read More »

    • TSB #SB-12-03-10-003

      Date Announced:
      DEC 01, 2012
      NHTSA ID:
      #10062548

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    STRUCTURE:BODY:BUMPERS

    • TSB #PIT5039D

      Date Announced:
      JUN 04, 2021
      NHTSA ID:
      #10199284

      This Preliminary Information communication provides information to the technician about vehicles that the customer or up-fitter may have removed the rear bumper, install a different rear bumper, or add a different box/flat bed/cube ... Read More »

    STRUCTURE:BODY:BUMPERS:ACTIVE SHUTTERS/GRILL

    • TSB #PIT5039D

      Date Announced:
      JUN 04, 2021
      NHTSA ID:
      #10201268

      This Preliminary Information communication provides information to the technician about vehicles that the customer or up-fitter may have removed the rear bumper, install a different rear bumper, or add a different box/flat bed/cube ... Read More »

    STRUCTURE:BODY:DOOR

    • TSB #16-NA-215

      Date Announced:
      JUN 29, 2016
      NHTSA ID:
      #10089049

      THIS TECHNICAL BULLETIN PROVIDES A PROEDURE TO REPLACE THE DOOR PANELS WITH NEWLY DESGINED PARTS FOR VEHICLES WITH THE CONDITION OF A BROKEN TRIM PANEL AROUND DOOR HANDLE. Read More »

    • TSB #PI-0018-B

      Date Announced:
      NOV 01, 2013
      NHTSA ID:
      #10054243

      GENERAL MOTORS: THE WINDOWS, FRONT AND REAR, WOULD BIND, POOR FIT, MISALIGNMENT, MAKES RATTLE OR SQUEAKING NOISES, MOVES SLOWLY AND IS INOPERATIVE. MODEL 2008-2014 VEHICLES AND TRUCKS. Read More »

    STRUCTURE:BODY:TAILGATE

    • TSB #PIT3227P

      Date Announced:
      DEC 17, 2018
      NHTSA ID:
      #10154601

      This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Read More »

    • TSB #PIT5570B

      Date Announced:
      NOV 26, 2018
      NHTSA ID:
      #10151874

      This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed. Read More »

    • TSB #PIT5570A

      Date Announced:
      OCT 16, 2017
      NHTSA ID:
      #10123253

      This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed. Read More »

    LATCHES/LOCKS/LINKAGES

    • TSB #3189

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10010863

      UNABLE TO DISABLE AUTO DOOR LOCKS. THIS INCLUDES 05 CHEVROLET GMC CADILLAC FULL SIZE TRUCKS AND UTILITIES. *EH ALSO INCLUDES AVALANCE, SILVERADO SUBURBAN TAHOE; GMC SIERRA, YUKON, DENALI, YUKON XL, DENALI XL. UPDATED 8/26/08. Read More »

    LATCHES/LOCKS/LINKAGES:DOORS:LATCH

    • TSB #3189

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10010863

      UNABLE TO DISABLE AUTO DOOR LOCKS. THIS INCLUDES 05 CHEVROLET GMC CADILLAC FULL SIZE TRUCKS AND UTILITIES. *EH ALSO INCLUDES AVALANCE, SILVERADO SUBURBAN TAHOE; GMC SIERRA, YUKON, DENALI, YUKON XL, DENALI XL. UPDATED 8/26/08. Read More »

    VEHICLE SPEED CONTROL:CRUISE CONTROL

    • TSB #PIT4844J

      Date Announced:
      MAR 26, 2020
      NHTSA ID:
      #10173722

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #PIT4844H

      Date Announced:
      AUG 22, 2018
      NHTSA ID:
      #10144467

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #PIT4844G

      Date Announced:
      DEC 18, 2017
      NHTSA ID:
      #10126976

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    TIRES

    • TSB #PIT3271K

      Date Announced:
      NOV 11, 2020
      NHTSA ID:
      #10184105

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #PIT4261F

      Date Announced:
      MAR 09, 2020
      NHTSA ID:
      #10173681

      This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Read More »

    • TSB #000310003W

      Date Announced:
      DEC 14, 2017
      NHTSA ID:
      #10139167

      This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty. Read More »

    • TSB #PIT4261E

      Date Announced:
      NOV 21, 2017
      NHTSA ID:
      #10125131

      This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Read More »

    • TSB #00-03-10-006M

      Date Announced:
      JUN 29, 2016
      NHTSA ID:
      #10089121

      THIS INFORMATIONAL BULLETIN PROVIDES GUIDANCE TO GM DEALERS WHEN USING GM APPROVED TIRE FORCE VARIATION MEASUREMENT EQUIPMENT. Read More »

    • TSB #07-03-10-008E

      Date Announced:
      JUN 22, 2016
      NHTSA ID:
      #10089222

      THIS INFORMATIONAL PROVIDES INFORMATION ON SLIGHT OR MILD TIRE FEATHERING AND RECOMMENDED PRACTICES. Read More »

    • TSB #12-03-10-001C

      Date Announced:
      FEB 23, 2016
      NHTSA ID:
      #10116914

      This informational bulletin provides information on the proper mounting paste to apply to tires when mounting and balancing them to prevent conditions like Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip ... Read More »

    • TSB #05-03-10-020F

      Date Announced:
      FEB 03, 2015
      NHTSA ID:
      #10113514

      This informational bulletin communicates GM's position on use of nitrogen gas in tires. Read More »

    • TSB #00-03-10-006J

      Date Announced:
      MAY 22, 2014
      NHTSA ID:
      #10137927

      This informational bulletin provides the technician with information on tire radial force variations and how to balance a tire using the balancer. Read More »

    • TSB #03-03-10-007I

      Date Announced:
      MAY 22, 2014
      NHTSA ID:
      #10137928

      This informational bulletin explains a normal condition of new tires may shake and vibrate for the first few miles. Read More »

    • TSB #12-03-10-003

      Date Announced:
      DEC 07, 2012
      NHTSA ID:
      #10138544

      This informational bulletin provides the proper information used to determine the road force variences within new tires being installed and the proper forms used to send the tires back if the road force is not within spec. Read More »

    TIRES:SIDEWALL

    • TSB #PIT4261F

      Date Announced:
      MAR 09, 2020
      NHTSA ID:
      #10173681

      This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Read More »

    WHEELS

    • TSB #PIT3271K

      Date Announced:
      NOV 11, 2020
      NHTSA ID:
      #10184105

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #050307009I

      Date Announced:
      JAN 27, 2020
      NHTSA ID:
      #10172293

      This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment. Read More »

    • TSB #PIT4745E

      Date Announced:
      JUL 31, 2018
      NHTSA ID:
      #10143789

      This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Read More »

    • TSB #PIT4745D

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157021

      This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Read More »

    • TSB #12-03-10-001C

      Date Announced:
      FEB 23, 2016
      NHTSA ID:
      #10116914

      This informational bulletin provides information on the proper mounting paste to apply to tires when mounting and balancing them to prevent conditions like Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip ... Read More »

    • TSB #05-03-07-009H

      Date Announced:
      OCT 02, 2015
      NHTSA ID:
      #10126349

      This warranty administration bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment. Read More »

    • TSB #00-03-10-002I

      Date Announced:
      JAN 22, 2015
      NHTSA ID:
      #10139430

      This informational bulletin provides information on chemical staining, pitting, corrosion and/or spotted appearance of chromed aluminum wheels, along with warranty information regarding these conditions. Read More »

    • TSB #PI0655A

      Date Announced:
      DEC 18, 2014
      NHTSA ID:
      #10126248

      This preliminary information bulletin provides information on how to remove stainless steel wheel nut caps with the matching depth of socket used on the wheel nut. Read More »

    • TSB #99-08-51-007F

      Date Announced:
      FEB 01, 2014
      NHTSA ID:
      #10190932

      Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »

    • TSB #99-08-51-007F

      Date Announced:
      FEB 01, 2014
      NHTSA ID:
      #10190931

      Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »

    SEATS

    • TSB #06-08-50-009I

      Date Announced:
      JAN 28, 2016
      NHTSA ID:
      #10112302

      This informational bulletin provides Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices Read More »

    SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER

    • TSB #06-08-50-009I

      Date Announced:
      JAN 28, 2016
      NHTSA ID:
      #10112302

      This informational bulletin provides Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices Read More »

    ELECTRONIC STABILITY CONTROL

    • TSB #PIT4322J

      Date Announced:
      SEP 19, 2018
      NHTSA ID:
      #10145500

      This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Read More »

    ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

    • TSB #PIT5403H

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10197306

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    • TSB #PIT4322L

      Date Announced:
      MAY 14, 2021
      NHTSA ID:
      #10197297

      This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Read More »

    • TSB #PIT4322K

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10174818

      This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Read More »

    • TSB #PIT4322H

      Date Announced:
      SEP 15, 2017
      NHTSA ID:
      #10157009

      This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Read More »

    COMMUNICATION

    • TSB #PIP3343F

      Date Announced:
      JAN 09, 2018
      NHTSA ID:
      #10129057

      This Preliminary Information communication provides information to the technician about vehicles that have an oil leak shortly after a cold start when extremely low ambient temperatures are present. Read More »

    COMMUNICATION:MANUFACTURER TELEMATICS

    EQUIPMENT

    • TSB #PIT3099U

      Date Announced:
      AUG 11, 2021
      NHTSA ID:
      #10201310

      This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.  Technicians should refer to Service Information for information regarding most accessories. Read More »

    • TSB #PIT3227Q

      Date Announced:
      APR 01, 2021
      NHTSA ID:
      #10193430

      This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Read More »

    • TSB #PIT5161H

      Date Announced:
      NOV 30, 2020
      NHTSA ID:
      #10184142

      This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Read More »

    • TSB #PIT5564C

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178324

      This Preliminary information communicates an issue with aftermarket USB chargers causing SIR DTC's to set.  Read More »

    • TSB #060089029Q

      Date Announced:
      APR 03, 2020
      NHTSA ID:
      #10175852

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #050307009I

      Date Announced:
      JAN 27, 2020
      NHTSA ID:
      #10172293

      This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment. Read More »

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    • TSB #DOR-K2S2K-10

      Date Announced:
      JUL 26, 2019
      NHTSA ID:
      #10166445

      This SKU is a Pitman Arm. The customer communication requested return of unsold inventory to inspect for the spline size. Read More »

    • TSB #1308116001E

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163272

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #090604026Q

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163266

      This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    • TSB #PIT5652D

      Date Announced:
      MAY 15, 2019
      NHTSA ID:
      #10161016

      This Preliminary Information document advises technicians that a condition may occur with the listed vehicles where the radio clock may not display the time. Read More »

    • TSB #16NA119

      Date Announced:
      MAY 08, 2019
      NHTSA ID:
      #10161929

      This warranty administration bulletin provide policy information to cover GM's policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada. Read More »

    • TSB #PIT5652C

      Date Announced:
      APR 30, 2019
      NHTSA ID:
      #10160700

      This Preliminary Information document advises technicians that a condition may occur with the listed vehicles where the radio clock may not display the time. Read More »

    • TSB #PIT5652B

      Date Announced:
      APR 23, 2019
      NHTSA ID:
      #10160683

      This Preliminary Information document advises technicians that a condition may occur with the listed vehicles where the radio clock may not display the time. Read More »

    • TSB #PIT5564B

      Date Announced:
      APR 12, 2019
      NHTSA ID:
      #10160663

      This Preliminary information communicates an issue with aftermarket USB chargers causing SIR DTC's to set.  Read More »

    • TSB #120089002C

      Date Announced:
      FEB 26, 2019
      NHTSA ID:
      #10155073

      This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer. Read More »

    • TSB #17NA346

      Date Announced:
      JAN 29, 2019
      NHTSA ID:
      #10155055

      This informational bulletin provides a listing of the parts availability for coax repair procedures and what is needed to complete some repairs. Read More »

    • TSB #060089026O

      Date Announced:
      DEC 21, 2018
      NHTSA ID:
      #10155010

      This warranty bulletin provides labor operation numbers for customer concerns Not duplicated (CCND). Read More »

    • TSB #PIT5570B

      Date Announced:
      NOV 26, 2018
      NHTSA ID:
      #10151874

      This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed. Read More »

    • TSB #PIT3946C

      Date Announced:
      NOV 14, 2018
      NHTSA ID:
      #10151839

      This Preliminary Information communicates an issues with the headliner sagging and how to reattach the velcro using Hardman Double Bubble Epoxy part number 04001. Read More »

    • TSB #120089007A

      Date Announced:
      DEC 07, 2017
      NHTSA ID:
      #10139181

      This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the part numbers for the labels. Read More »

    • TSB #09-08-66-011C

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10190505

      Information on Mounting Points for Pickup Box Accessories Read More »

    • TSB #17NA346

      Date Announced:
      NOV 17, 2017
      NHTSA ID:
      #10139118

      This informational bulletin provides a listing of the parts availability for coax repair procedures and what is needed to complete some repairs. Read More »

    • TSB #PIT3946B

      Date Announced:
      OCT 30, 2017
      NHTSA ID:
      #10123284

      This Preliminary Information communicates an issues with the headliner sagging and how to reattachthe velcrousing Hardman Double Bubble Epoxy part number 04001. Read More »

    • TSB #PIT5570A

      Date Announced:
      OCT 16, 2017
      NHTSA ID:
      #10123253

      This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed. Read More »

    • TSB #PIC5650C

      Date Announced:
      OCT 13, 2017
      NHTSA ID:
      #10123252

      This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Read More »

    • TSB #150089005A

      Date Announced:
      OCT 01, 2017
      NHTSA ID:
      #10190338

      Essential Tools that Include Consumable Parts (U.S. Only) Read More »

    • TSB #PIT5403D

      Date Announced:
      SEP 18, 2017
      NHTSA ID:
      #10157012

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    • TSB #PIP4112R

      Date Announced:
      MAR 24, 2017
      NHTSA ID:
      #10138174

      This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. Read More »

    • TSB #GCUS-3-814

      Date Announced:
      JAN 18, 2017
      NHTSA ID:
      #10130553

      44180 01 - Customer Satisfaction - Certain vehicles may have key codes which were inappropriately handled by a third party which could increase the risk of vehicle theft. Read More »

    • TSB #PIC5491J

      Date Announced:
      SEP 14, 2016
      NHTSA ID:
      #10097132

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE AN ONSTAR SYSTEM THAT WILL NOT POWER UP. TECHNICIAN SHOULD TURN OFF THE IGNITION AND CANCEL RETAINED ACCESSORY POWER. Read More »

    • TSB #PIT4745C

      Date Announced:
      SEP 12, 2016
      NHTSA ID:
      #10099981

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE RAISED DENTS OR RIPPLE APPEARANCE IN THE SIDE OUTER PANEL OF THE CARGO BOX AROUND THE PERIMETER OF THE WHEEL HOUSE OPENING. Read More »

    • TSB #070898001B

      Date Announced:
      AUG 03, 2016
      NHTSA ID:
      #10082860

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON GM DOES NOT APPROVE THE USE OF ¿CLIPPING¿ TO REPAIR COLLISION DAMAGE TO VEHICLES. Read More »

    • TSB #00-03-10-006M

      Date Announced:
      JUN 29, 2016
      NHTSA ID:
      #10089121

      THIS INFORMATIONAL BULLETIN PROVIDES GUIDANCE TO GM DEALERS WHEN USING GM APPROVED TIRE FORCE VARIATION MEASUREMENT EQUIPMENT. Read More »

    • TSB #10-08-110-001E

      Date Announced:
      JUN 10, 2016
      NHTSA ID:
      #10089247

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON THE PROPER USE OF FLOOR MATS. Read More »

    • TSB #SB-16-NA-130

      Date Announced:
      MAY 01, 2016
      NHTSA ID:
      #10078568

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO INSPECT THE UPPER VALVE BODY TO DETERMINE THE CORRECT RPO USAGE TO CORRECT A CONCERN THAT AFTER INSTALLATION OF A REPLACEMENT UPPER VALVE BODY, THE TRANSMISSION MAY HAVE NO ... Read More »

    • TSB #PIC5260A

      Date Announced:
      APR 05, 2016
      NHTSA ID:
      #10083512

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS. Read More »

    • TSB #08-06-04-003D

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190379

      New Tool Availability ¿ EN-48974 ¿ EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax® Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber Read More »

    • TSB #15-NA-079

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190512

      OnStar® Voice Fallback Number Update Some customers may have received a letter from OnStar® stating that "We recently tried to provide a software update to the OnStar® hardware in your vehicle. Read More »

    • TSB #09-08-66-011C

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201101

      Information on Mounting Points for Pickup Box Accessories Read More »

    • TSB #10-06-05-002B

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201103

      Clean Exhaust Filter see owners manual now or cleaning exhaust filter keep driving until message is cleared displayed on DIC, DTC P2463 May be set Read More »

    • TSB #15-NA-082

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201117

      Clunking Noise from Front of Vehicle During Turns and/or Bumps Read More »

    • TSB #05-08-51-001G

      Date Announced:
      JAN 26, 2015
      NHTSA ID:
      #10139438

      This informational bulletin provides information to correct a dealer concern of what they perceive to be paint staining when the protective shipping film is removed from certain vehicles. Read More »

    • TSB #PIT4539S

      Date Announced:
      JAN 23, 2015
      NHTSA ID:
      #10095345

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE DRIVE MOTOR GENERATOR CONTROL MODULE AND ACCESSORY POWER MODULE ARE BEING PLACED ON RESTRICTION THROUGH THE GENERAL MOTORS TECHNICAL ASSISTANCE CENTER. Read More »

    • TSB #PI0360E

      Date Announced:
      JAN 12, 2015
      NHTSA ID:
      #10139411

      This preliminary informational bulletin provides information that accessory remote start does not work with OnStar RemoteLink? phone application. Read More »

    • TSB #1008110001C

      Date Announced:
      DEC 10, 2014
      NHTSA ID:
      #10126231

      This information provides the proper way to install the floor mats . Read More »

    • TSB #G-204625

      Date Announced:
      NOV 12, 2014
      NHTSA ID:
      #10081065

      09184B - CUSTOMER SATISFACTION (REVISED VEHICLE POPULATION, CONDITION STATEMENT AND SERVICE PROCEDURE). Read More »

    • TSB #PI0652A

      Date Announced:
      SEP 10, 2014
      NHTSA ID:
      #10094823

      THIS PRELIMINARY BULLETIN PROVIDES A INFORMATION ON HOW TO REMOVE THE SEIZED TEMPERATURE SENSORS FROM THE DPF. Read More »

    • TSB #PI257

      Date Announced:
      JUN 01, 2014
      NHTSA ID:
      #10072140

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #00-03-10-006J

      Date Announced:
      MAY 22, 2014
      NHTSA ID:
      #10137927

      This informational bulletin provides the technician with information on tire radial force variations and how to balance a tire using the balancer. Read More »

    • TSB #03-03-10-007I

      Date Announced:
      MAY 22, 2014
      NHTSA ID:
      #10137928

      This informational bulletin explains a normal condition of new tires may shake and vibrate for the first few miles. Read More »

    • TSB #13-00-89-004I

      Date Announced:
      MAY 19, 2014
      NHTSA ID:
      #10137919

      This informational bulletin helps the technician quick reference repairs to bulletins as opposed to replacing parts that may be un necessary. Read More »

    • TSB #06-00-89-029J

      Date Announced:
      MAY 16, 2014
      NHTSA ID:
      #10137914

      This informational bulletin provides tips on how to care for the interior of the vehicle using products. Read More »

    • TSB #02-07-30-029V

      Date Announced:
      MAY 02, 2014
      NHTSA ID:
      #10137890

      This informational bulletin provides information to the technician on what parts of an engine or transmission will require the PQC to be notified. Read More »

    • TSB #99-08-51-007F

      Date Announced:
      FEB 01, 2014
      NHTSA ID:
      #10190932

      Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »

    • TSB #99-08-51-007F

      Date Announced:
      FEB 01, 2014
      NHTSA ID:
      #10190931

      Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »

    • TSB #PIP4365D

      Date Announced:
      JUN 01, 2013
      NHTSA ID:
      #10063458

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #PI0373A

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10084683

      THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE FOR RELEARNING THE POWER FOLDING MIRRIORS AND ROAD TESTIN TO VERIFY THEY CORRECT A CONDTION OF THE POWER FOLDING MIRRIORS GLASS SHAKES, FLUTTERS AT NORMAL DRIVING CONDITIONS. Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #PIT5564C

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178324

      This Preliminary information communicates an issue with aftermarket USB chargers causing SIR DTC's to set.  Read More »

    • TSB #PIT4844J

      Date Announced:
      MAR 26, 2020
      NHTSA ID:
      #10173722

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #PIT5652E

      Date Announced:
      JUN 04, 2019
      NHTSA ID:
      #10162113

      This Preliminary Information document advises technicians that a condition may occur with the listed vehicles where the radio clock may not display the time. Read More »

    • TSB #PIT5652D

      Date Announced:
      MAY 15, 2019
      NHTSA ID:
      #10161016

      This Preliminary Information document advises technicians that a condition may occur with the listed vehicles where the radio clock may not display the time. Read More »

    • TSB #070849020P

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158861

      This informational bulletin provides information for the IPC odometer programming method quick reference guide. Read More »

    • TSB #PIT5652A

      Date Announced:
      FEB 08, 2019
      NHTSA ID:
      #10154289

      This Preliminary Information document advises technicians that a condition may occur with the listed vehicles where the radio clock may not display the time. Read More »

    • TSB #GCUS-3-848

      Date Announced:
      FEB 20, 2017
      NHTSA ID:
      #10113383

      44180 02 - Customer Satisfaction. Certain vehicles may have key codes which were inappropriately handled by a third party which could increase the risk of vehicle theft. Read More »

    • TSB #PIC4707E

      Date Announced:
      APR 21, 2016
      NHTSA ID:
      #10083482

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN TO DIAGNOSE THE CONCERN AND THE STEPS TO REPAIR THE CONCERN. THE VEHICLE'S XM TRAVEL LINK MAY BE INOPERTIVE. Read More »

    • TSB #PIC5050A

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10083489

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. Read More »

    • TSB #09184C

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10075000

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #15-NA-079

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10201115

      OnStar Voice Fallback Number Update Read More »

    • TSB #PI0799A

      Date Announced:
      OCT 22, 2015
      NHTSA ID:
      #10126385

      This preliminary informational bulletin adds the 2014 - 2016 model years to cleaning information to correct a customer concern of seeing a white film/residue on the IP pad and/or door trim panels. Read More »

    • TSB #PIC5491G

      Date Announced:
      JUL 10, 2015
      NHTSA ID:
      #10114598

      This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. Read More »

    • TSB #PIT5399

      Date Announced:
      APR 20, 2015
      NHTSA ID:
      #10114474

      This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Read More »

    • TSB #PIC3278F

      Date Announced:
      JAN 14, 2015
      NHTSA ID:
      #10094888

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THE STEPS NEEDED TO DIAGNOSE AND REPAIR THE VEHICLES THAT MAY HAVE UNWANTED OR PHANTOM PHONE CALLS. Read More »

    • TSB #PIC4310J

      Date Announced:
      JUL 30, 2014
      NHTSA ID:
      #10112137

      This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »

    • TSB #PIC5759A

      Date Announced:
      JUL 30, 2014
      NHTSA ID:
      #10112142

      This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Read More »

    • TSB #PIC5953

      Date Announced:
      JAN 22, 2014
      NHTSA ID:
      #10112013

      This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Read More »

    • TSB #PIC5932

      Date Announced:
      NOV 01, 2013
      NHTSA ID:
      #10112329

      This Preliminary Information communication provides information to the technician about customers that may complain of various concerns when using Bluetooth components. Read More »

    • TSB #PIC5491D

      Date Announced:
      OCT 08, 2013
      NHTSA ID:
      #10112399

      This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. Read More »

    • TSB #PI0774B

      Date Announced:
      DEC 04, 2012
      NHTSA ID:
      #10138556

      This preliminary information bulletin provides a descritption of operation of the echo control and noise cancellation settings for concernc regarding noice drop outs during calls and muffled sound. Read More »

    • TSB #PIC4310H

      Date Announced:
      NOV 28, 2012
      NHTSA ID:
      #10112607

      This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »

    • TSB #PIC4801E

      Date Announced:
      NOV 28, 2012
      NHTSA ID:
      #10112608

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have an OnStar Turn-By-Turn Navigation the system that is inoperative. Read More »

    • TSB #PIC5759

      Date Announced:
      OCT 11, 2012
      NHTSA ID:
      #10112465

      This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Read More »

    EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

    • TSB #PIT4376J

      Date Announced:
      MAR 05, 2018
      NHTSA ID:
      #10137171

      This Preliminary Information communication advises the technician about key and theft information for Fleet Vehicles equipped with RPO 6E2 or 6E8 and converting to fleet mode. Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #PIC5088F

      Date Announced:
      APR 21, 2016
      NHTSA ID:
      #10083509

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN. THE VEHICLE'S XM RADIO ONLY HAS XM PREVEIW CHANNELS. Read More »

    • TSB #PIC5959B

      Date Announced:
      JUL 31, 2014
      NHTSA ID:
      #10112144

      This Preliminary Information communication provides information to the technician about vehicle that has no XM audio on certain channels but XM channel info is displayed. Read More »

    • TSB #PIC5759A

      Date Announced:
      JUL 30, 2014
      NHTSA ID:
      #10112142

      This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Read More »

    • TSB #PI1266

      Date Announced:
      JUN 24, 2014
      NHTSA ID:
      #10126301

      This preliminary bulletin explains to the technician to use the vin when reprogramming the radio using the techline/service programming systems. Read More »

    • TSB #PIC5088E

      Date Announced:
      JUN 16, 2014
      NHTSA ID:
      #10126285

      This preliminary bulletin provides procedures on how to reset or refresh the XM radio receiver is the customers states that they only get a few channels. Read More »

    • TSB #PIC5759

      Date Announced:
      OCT 11, 2012
      NHTSA ID:
      #10112465

      This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #PIC5374D

      Date Announced:
      APR 27, 2016
      NHTSA ID:
      #10083513

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN OF RECEIVING FREQUENT "OFF ROUTE" MESSAGES WHILE FOLLOWING TURN BY TURN (TBT) ROUTE NAVIGATION. Read More »

    • TSB #PIC-5374-D

      Date Announced:
      APR 27, 2016
      NHTSA ID:
      #10078745

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN OF RECEIVING FREQUENT "OFF ROUTE" MESSAGES WHILE FOLLOWING TURN BY TURN (TBT) ROUTE NAVIGATION. Read More »

    • TSB #PIT5485B

      Date Announced:
      APR 27, 2016
      NHTSA ID:
      #10083898

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »

    • TSB #PIT5389A

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10083884

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS FOR DIAGNOSING THE CONCERN. THE VEHICLE MAY BE UNABLE TO CONNECT TO ONSTAR USING THE WHITE, BLUE OR RED ONSTAR BUTTONS. Read More »

    • TSB #PIT5485A

      Date Announced:
      APR 08, 2016
      NHTSA ID:
      #10083900

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN, IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »

    • TSB #PIC5491G

      Date Announced:
      JUL 10, 2015
      NHTSA ID:
      #10114598

      This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. Read More »

    • TSB #PIC4310J

      Date Announced:
      JUL 30, 2014
      NHTSA ID:
      #10112137

      This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »

    • TSB #PIC5491D

      Date Announced:
      OCT 08, 2013
      NHTSA ID:
      #10112399

      This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. Read More »

    • TSB #PIC4310H

      Date Announced:
      NOV 28, 2012
      NHTSA ID:
      #10112607

      This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »

    • TSB #PIC4801E

      Date Announced:
      NOV 28, 2012
      NHTSA ID:
      #10112608

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have an OnStar Turn-By-Turn Navigation the system that is inoperative. Read More »

    EQUIPMENT:OTHER:LABELS

    • TSB #12-00-89-007

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10118637

      This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the part numbers for the labels. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #PI0653A

      Date Announced:
      APR 26, 2021
      NHTSA ID:
      #10190955

      Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center A Service Agent (Dealer) during vehicle service may need to replace an engine turbocharger (TC). Read More »

    • TSB #100089006G

      Date Announced:
      OCT 16, 2019
      NHTSA ID:
      #10168207

      This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only). Read More »

    • TSB #100089009C

      Date Announced:
      OCT 09, 2019
      NHTSA ID:
      #10168208

      This informational bulletin provides information on key code security and information on GM key code look up applications. Read More »

    • TSB #010089010N

      Date Announced:
      OCT 02, 2019
      NHTSA ID:
      #10168204

      This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS). Read More »

    • TSB #070849020P

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158861

      This informational bulletin provides information for the IPC odometer programming method quick reference guide. Read More »

    • TSB #010089010M

      Date Announced:
      JAN 31, 2019
      NHTSA ID:
      #10154625

      This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS). Read More »

    • TSB #040089015T

      Date Announced:
      JAN 14, 2019
      NHTSA ID:
      #10154627

      This warranty administration bulletin provides policy information on required operating procedures. Read More »

    • TSB #PIT3946B

      Date Announced:
      OCT 30, 2017
      NHTSA ID:
      #10123284

      This Preliminary Information communicates an issues with the headliner sagging and how to reattachthe velcrousing Hardman Double Bubble Epoxy part number 04001. Read More »

    • TSB #070849020M

      Date Announced:
      OCT 01, 2017
      NHTSA ID:
      #10190320

      IPC Odometer Programming Method Quick Reference Guide Read More »

    • TSB #17-NA-073

      Date Announced:
      MAR 15, 2017
      NHTSA ID:
      #10138060

      This warranty administration bulletin provides policy information with the field action courtesy transportation policy. Read More »

    • TSB #06-08-47-001M

      Date Announced:
      MAR 07, 2017
      NHTSA ID:
      #10138014

      This information bulletin explains the labor operation numbers used for submitting warranty claims and how to setup, and reprogram modules. Read More »

    • TSB #16NA119

      Date Announced:
      AUG 12, 2016
      NHTSA ID:
      #10082363

      THIS WARRANTY ADMINISTRATION BULLETIN PROVIDE POLICY ON PERFORMING GM COVERED VEHICLE SERVICES AND MAINTENANCE ON VEHICLES ORIGINATING/SOLD IN CANADA. Read More »

    • TSB #07-03-10-008E

      Date Announced:
      JUN 22, 2016
      NHTSA ID:
      #10089222

      THIS INFORMATIONAL PROVIDES INFORMATION ON SLIGHT OR MILD TIRE FEATHERING AND RECOMMENDED PRACTICES. Read More »

    • TSB #SB-03-06-03-004Q

      Date Announced:
      APR 18, 2016
      NHTSA ID:
      #10078507

      THIS WARRANTY ADMINISTRATION BULLETIN PROVIDE POLICY INFORMATION ON USING THE EL-50313 MIDTRONICS GR8 BATTERY TESTER/CHARGER FOR DIAGNOSING BATTERY REPLACEMENTS AND MAINTAINING BATTERIES ON NEW VEHICLES IN DEALER INVENTORY. Read More »

    • TSB #SB-16-NA-119

      Date Announced:
      APR 15, 2016
      NHTSA ID:
      #10078502

      THIS WARRANTY ADMINISTRATION BULLETIN PROVIDES INFORMATION ON GM¿S POLICY ON PERFORMING GM COVERED VEHICLE SERVICES AND MAINTENANCE ON VEHICLES ORIGINATING/SOLD IN CANADA. Read More »

    • TSB #09184C

      Date Announced:
      DEC 09, 2015
      NHTSA ID:
      #10089486

      "09184C - CUSTOMER SATISFACTION PROGRAM (REVISED SERVICE PROCEDURE). THIS BULLETIN HAS BEEN REVISED TO CLARIFY STEP 5 OF THE SERVICE PROCEDURE. Read More »

    • TSB #08-08-44-029F

      Date Announced:
      OCT 26, 2015
      NHTSA ID:
      #10126393

      This warranty administration bulletin provides policy information on an updated warranty and policy exchange program for electronic products through GM authorized Electronic Service Centers (ESCs) (U.S. and Canada). Read More »

    • TSB #15-NA-030

      Date Announced:
      OCT 14, 2015
      NHTSA ID:
      #10126375

      This informational bulletin provides information to dealership personnel on the use of non-GM approved battery chargers and booster packs. Read More »

    • TSB #06-00-89-031C

      Date Announced:
      OCT 13, 2015
      NHTSA ID:
      #10126370

      This informational bulletin provides information to dealership personnel on proper engine and automatic transmission/transaxle identification. Read More »

    • TSB #15-NA-017

      Date Announced:
      OCT 06, 2015
      NHTSA ID:
      #10126355

      This warranty administration bulletin provides policy information on Causal Part requirements for transactions submitted to GM for payment. Read More »

    • TSB #08-08-44-029E

      Date Announced:
      OCT 05, 2015
      NHTSA ID:
      #10126350

      This warranty administration bulletin provides policy information on an updated warranty and policy exchange program for electronic products through GM authorized Electronic Service Centers (ESCs) (U.S. and Canada). Read More »

    • TSB #01-00-89-010K

      Date Announced:
      JAN 23, 2015
      NHTSA ID:
      #10139436

      This informational bulletin adds 2014 - 2015 model years to information regarding comeback prevention and using Customer Concern Verification Sheets (CCVS). Read More »

    • TSB #11-00-89-004A

      Date Announced:
      JAN 14, 2015
      NHTSA ID:
      #10139414

      This warranty administration bulletin adds 2012 - 2015 model years to information communicating a change in the product field action customer reimbursement procedure (U.S. Dealers Only). Read More »

    • TSB #08-06-04-003C

      Date Announced:
      AUG 28, 2014
      NHTSA ID:
      #10138703

      This informational bulletin advises of a new testing tool for EGR cooling pressure tester. Read More »

    • TSB #05-00-89-029C

      Date Announced:
      JUN 13, 2014
      NHTSA ID:
      #10126280

      This preliminary bulletin provides a information to the dealer for the requirements need for equipment. Read More »

    • TSB #03-00-89-006K

      Date Announced:
      JUN 05, 2014
      NHTSA ID:
      #10126275

      This information bulletin provides dealers with more information on how to better prep a vehicle for pre-delivery. Read More »

    • TSB #G-169310

      Date Announced:
      JUN 28, 2013
      NHTSA ID:
      #10114175

      11273A - Special Coverage (additional population added). The throttle position sensor may cause the engine to run rough and cause the malfunction indicator lamp and/or and Engine Reduced Power message to illuminate. Read More »

    • TSB #11-00-89-005C

      Date Announced:
      DEC 17, 2012
      NHTSA ID:
      #10138541

      This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #PIT5161H

      Date Announced:
      NOV 30, 2020
      NHTSA ID:
      #10184142

      This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Read More »

    • TSB #060089029Q

      Date Announced:
      APR 03, 2020
      NHTSA ID:
      #10175852

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    • TSB #PIP4158H

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10164752

      This Preliminary Information communication provides information to the technician about vehicles that have low oil pressure, no oil pressure, and/or engine noise. Technician will need to replace the oil pump, flush the oil cooler lines. Read More »

    • TSB #1308116001E

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163272

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #100845001G

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163268

      This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »

    • TSB #09-08-66-011C

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10190505

      Information on Mounting Points for Pickup Box Accessories Read More »

    • TSB #150089005A

      Date Announced:
      OCT 01, 2017
      NHTSA ID:
      #10190338

      Essential Tools that Include Consumable Parts (U.S. Only) Read More »

    • TSB #PIT5403D

      Date Announced:
      SEP 18, 2017
      NHTSA ID:
      #10157012

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    • TSB #PIT4539S

      Date Announced:
      JAN 23, 2015
      NHTSA ID:
      #10095345

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE DRIVE MOTOR GENERATOR CONTROL MODULE AND ACCESSORY POWER MODULE ARE BEING PLACED ON RESTRICTION THROUGH THE GENERAL MOTORS TECHNICAL ASSISTANCE CENTER. Read More »

    • TSB #PIP4568R

      Date Announced:
      JAN 21, 2015
      NHTSA ID:
      #10094982

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT SOME VEHICLES MAY HAVE A SERVICE ENGINE SOON LAMP, ENGINE MISFIRE ON CYLINDER 1, 4, 6, OR 7 AND/OR TICK NOISE. Read More »

    • TSB #PIT3099M

      Date Announced:
      AUG 08, 2014
      NHTSA ID:
      #10112160

      This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Read More »

    • TSB #03-06-03-004L

      Date Announced:
      MAY 28, 2014
      NHTSA ID:
      #10137932

      This warranty bulletin explains how to use the EL-50313 Midtronic GR8 Battery tester to test a battery and determin if it is warranty or not. Read More »

    • TSB #99-08-51-007F

      Date Announced:
      FEB 01, 2014
      NHTSA ID:
      #10190932

      Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »

    • TSB #99-08-51-007F

      Date Announced:
      FEB 01, 2014
      NHTSA ID:
      #10190931

      Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »

    • TSB #PI0281D

      Date Announced:
      JAN 01, 2014
      NHTSA ID:
      #10190934

      Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Read More »

    • TSB #PI0281D

      Date Announced:
      JAN 01, 2014
      NHTSA ID:
      #10190933

      Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Read More »

    • TSB #PIT3099J

      Date Announced:
      OCT 18, 2012
      NHTSA ID:
      #10112494

      This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts. Technician can check Service Information for some accessories. Read More »

    • TSB #12-00-89-007

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10118637

      This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the part numbers for the labels. Read More »

    • TSB #11-00-89-005B

      Date Announced:
      OCT 10, 2012
      NHTSA ID:
      #10118626

      This warranty administrational bulletin provides information on Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm Read More »

    • TSB #07-00-89-037E

      Date Announced:
      OCT 09, 2012
      NHTSA ID:
      #10118623

      This warranty administrational bulletin provides information on courtesy transportation and roadside assistance programs offered through GM. Read More »

    • TSB #10-00-89-017V

      Date Announced:
      OCT 05, 2012
      NHTSA ID:
      #10118619

      This informational bulletin provides information on newly release bulletins used to fi the vehicles in the field the first time. Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #PIT4211D

      Date Announced:
      FEB 18, 2016
      NHTSA ID:
      #10096141

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE AN OUTSIDE AIR TEMPERATURE INOPERATIVE. Read More »

    • TSB #11-01-39-005B

      Date Announced:
      JAN 22, 2015
      NHTSA ID:
      #10139428

      This technical bulletin provides a procedure to correct a customer concern of reduced heater performance with winter grille cover installed. Read More »

    • TSB #PI0648A

      Date Announced:
      DEC 19, 2012
      NHTSA ID:
      #10138554

      This preliminary informational bulletins provides information regarding the release of a new designed HVAC blower motor assembley. The bulletin provides information on how to correctly install the parts to function as intended. Read More »

    • TSB #070138009

      Date Announced:
      OCT 01, 2007
      NHTSA ID:
      #10023212

      EI07264 - MANUAL HVAC PERFORMANCE, TEMPERATURE, MODE, A/C DOES NOT COOL, DTC B0228, B0413, B0423, B0433, B3779, B3782 *NJ UPDATED 2/15/08. *NJ Read More »

    UNKNOWN OR OTHER

    • TSB #070845001

      Date Announced:
      OCT 01, 2007
      NHTSA ID:
      #10021847

      PROCEDURE FOR INSTALLATION OF AN AFTERMARKET TRAILER BRAKE CONTROLLER IN LIEU OF FACTORY INSTALLED INTEGRATED TRAILER BRAKE CONTROLLER. *KB UPDATED 11/02/07. *NJ UPDATED 2/19/08. Read More »