Technical Service Bulletins (TSBs) for the 2003 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:HYDRAULIC POWER ASSIST:POWER STEERING FLUID

    • 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 »

    SUSPENSION

    • 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 »

    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:SHOCK ABSORBER

    • 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:SHOCK ABSORBER

    • 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 #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 #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 »

    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 »

    ENGINE (PWS)

    • 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 #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 #06-00-89-031D

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

      OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification 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 »

    ENGINE AND ENGINE COOLING

    • 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 #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 #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 #06-06-01-007I

      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 #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 #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 #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:DIESEL

    • 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 »

    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 #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 »

    FUEL SYSTEM, GASOLINE

    • TSB #DORM9T7N09

      Date Announced:
      JUL 03, 2019
      NHTSA ID:
      #10165331

      This SKU is a Preformed Fuel Line. The customer communication requested return of unsold inventory to inspect for damage to the braided hose and crimps. Damaged braided hoses and poor crimps can lead to immediate leaking. 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 »

    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, DIESEL

    • 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 »

    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 »

    POWER TRAIN

    • TSB #06-00-89-031D

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

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

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • 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 »

    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 »

    ELECTRICAL SYSTEM

    • TSB #PIT5669A

      Date Announced:
      APR 18, 2019
      NHTSA ID:
      #10160679

      This Preliminary information communicates the need to contact SPAC until GM CCA has sufficient stock. 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 #PIT5669

      Date Announced:
      APR 02, 2019
      NHTSA ID:
      #10160632

      This Preliminary information communicates the need to contact SPAC until GM CCA has sufficient stock. 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-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 #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 #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 #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 #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 #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 #PIC3718E

      Date Announced:
      DEC 13, 2012
      NHTSA ID:
      #10112664

      This Preliminary Information communication provides information to the technician about vehicles may have a no power or no connect concern. Technician will find that the OnStar led is red and Diagnostic Trouble Code U1500 is set. 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 »

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

    • 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 »

    ELECTRICAL SYSTEM:IGNITION

    • TSB #05500

      Date Announced:
      MAY 01, 2005
      NHTSA ID:
      #10066123

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. 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 #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 »

    ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER

    • TSB #07-08-49-020J

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190504

      IPC Odometer Programming Method Quick Reference Guide Season Odometer Programming Methods in Use Today 1. IPC reprogramming and setup using the service programming system (SPS). 2. Read More »

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

    ELECTRICAL SYSTEM:SOFTWARE

    • 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 #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 #05-08-46-006S

      Date Announced:
      MAY 22, 2014
      NHTSA ID:
      #10137929

      This informational bulletin advises the technician to update the Onstar from an analog system to a digital system if the customer wishes. Read More »

    VISIBILITY:WINDSHIELD

    • 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 #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:DEFROSTER/DEFOGGER/HVAC SYSTEM

    • TSB #030848006J

      Date Announced:
      DEC 11, 2014
      NHTSA ID:
      #10126237

      This informational bulletin provide information for the technicians to repair the rear window defroster contact or tabs. Read More »

    STRUCTURE

    • 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 »

    STRUCTURE:FRAME AND MEMBERS

    • 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:
      #10190933

      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:
      #10190934

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

    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 »

    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 #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:FRONT ASSEMBLY:HEAD RESTRAINT

    • TSB #SB-10-08-50-003B

      Date Announced:
      NOV 01, 2011
      NHTSA ID:
      #10042986

      GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT. 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 #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 #DORD8R3N09

      Date Announced:
      JUL 16, 2019
      NHTSA ID:
      #10165334

      This SKU is a Tire Hoist Assembly. The customer communication requested return of unsold inventory to inspect for the shape of the centerpiece of the tire hoist being round when it should be square. Read More »

    • TSB #DORM9T7N09

      Date Announced:
      JUL 03, 2019
      NHTSA ID:
      #10165331

      This SKU is a Preformed Fuel Line. The customer communication requested return of unsold inventory to inspect for damage to the braided hose and crimps. Damaged braided hoses and poor crimps can lead to immediate leaking. 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 #PIT-5485-B

      Date Announced:
      APR 27, 2016
      NHTSA ID:
      #10078754

      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 #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 #1008110001C

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

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

    • TSB #PIC5588B

      Date Announced:
      JUN 16, 2014
      NHTSA ID:
      #10125953

      This Preliminary Information communication provides information to the technician on the programming and activation of the OnStar system. Read More »

    • TSB #PIC5088E

      Date Announced:
      JUN 16, 2014
      NHTSA ID:
      #10125956

      This Preliminary Information communication provides information to the technician about vehicles that may not receiving all channels on the XM band. 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 »

    EQUIPMENT:ELECTRICAL

    • 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 #PIT-5485-B

      Date Announced:
      APR 27, 2016
      NHTSA ID:
      #10078754

      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 #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 #15-NA-079

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

      OnStar Voice Fallback Number Update 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 #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 #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 »

    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 #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 #PIC5088E

      Date Announced:
      JUN 16, 2014
      NHTSA ID:
      #10125956

      This Preliminary Information communication provides information to the technician about vehicles that may not receiving all channels on the XM band. Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • 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 #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 #PIC5588B

      Date Announced:
      JUN 16, 2014
      NHTSA ID:
      #10125953

      This Preliminary Information communication provides information to the technician on the programming and activation of the OnStar system. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • 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 #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 #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 #07-08-49-020J

      Date Announced:
      DEC 01, 2015
      NHTSA ID:
      #10190504

      IPC Odometer Programming Method Quick Reference Guide Season Odometer Programming Methods in Use Today 1. IPC reprogramming and setup using the service programming system (SPS). 2. 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 #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 »

    • TSB #10-00-89-017X

      Date Announced:
      DEC 07, 2012
      NHTSA ID:
      #10138545

      This informational bulletin provides a list off all the issues revolving around new vehicles for a one stop place to find growing concerns around them. Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • 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 #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 #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:
      #10190933

      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:
      #10190934

      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 #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 #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 »