Chevrolet Suburban Service Bulletins (2021)
1,441 manufacturer communications on file.
- July 22, 2021•Document ID: 10201177Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIT5509H
- Date Added:
- September 13, 2021
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when a trailer is connected to the vehicle. Diagnostic Trouble Code C1114 set in the Chassis Control Module. Chassis Control Module has to determine the type of trailer brake system that is being used. The Chassis Control Module can be sensitive to a variety of trailer wiring issues. The technician will need to make a trailer tester using Electric Trailer Brake Magnets and 7-way trailer connector to determine if it is a vehicle or trailer issue. If the concern is not duplicated with the tester installed, the vehicle is operating correctly and the focus should be on the trailer wiring or 7 way connector.
Associated Products (60)2022 Cadillac Escalade ESV2022 Chevrolet Colorado2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Canyon2022 GMC Sierra2022 GMC Yukon XL2021 Cadillac Escalade ESV2021 Chevrolet Colorado2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Canyon2021 GMC Sierra2021 GMC Yukon XL2020 Chevrolet Colorado2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe+ 40 moreAssociated Documents - July 21, 2021•Document ID: 10201252Service Bulletin/Repair InstructionsPOWER TRAIN; AIR BAGS
- Mfr Comm. #:
- PIC5650J
- Date Added:
- September 13, 2021
- Manufacturer:
- CHEVROLET
SummaryThis 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. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
Associated Products (561)2022 Buick Encore2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse2022 Chevrolet Trax2022 GMC Acadia2022 GMC Canyon+ 541 moreAssociated Documents - July 21, 2021•Document ID: 10201251Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:ADAS:BLINDSPOT:SENSORS
- Mfr Comm. #:
- PIT5698B
- Date Added:
- September 13, 2021
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
Associated Products (300)2022 Buick Encore2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse2022 Chevrolet Trax2022 GMC Acadia2022 GMC Canyon+ 280 moreAssociated Documents - July 19, 2021•Document ID: 10201248Service Bulletin/Repair InstructionsENGINE; EQUIPMENT
- Mfr Comm. #:
- PIP5776F
- Date Added:
- September 13, 2021
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates that a vehicle may exhibit a misfire condition resulting in misfire codes P0300-P308. Upon diagnosis it may be discovered the lifter has come apart. It is recommended to replace the lifter guide and the four lifters.
Associated Products (8)Associated Documents - July 14, 2021•Document ID: 10201182Service Bulletin/Repair InstructionsSUSPENSION:FRONT
- Mfr Comm. #:
- PIP5653K
- Date Added:
- September 13, 2021
- Manufacturer:
- GMC
SummaryThis PI communicates that engineering is investigating a correction to a noise originating in the front of the vehicle.
Associated Products (10)Associated Documents - June 30, 2021•Document ID: 10201299Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIC6384G
- Date Added:
- September 13, 2021
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon.
Associated Products (11)Associated Documents - June 29, 2021•Document ID: 10200128Service Bulletin/Repair InstructionsTIRES:PRESSURE MONITORING AND REGULATING SYSTEMS
- Mfr Comm. #:
- 21NA119
- Date Added:
- August 9, 2021
- Manufacturer:
- CHEVROLET
SummaryThis technical bulletin provides repair information to correct a customer concern of Tire Pressure Monitor System Sensors Display Dashes with Trailer Connected.
Associated Products (6)Associated Documents - June 28, 2021•Document ID: 10200149Service Bulletin/Repair InstructionsVISIBILITY:GLASS, SIDE/REAR; EQUIPMENT
- Mfr Comm. #:
- 21NA152
- Date Added:
- August 9, 2021
- Manufacturer:
- GMC
SummaryThis service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage.
Associated Products (459)2022 Buick Encore2022 Buick Encore GX2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 4500HD2022 Chevrolet 5500HD2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Spark+ 439 moreAssociated Documents - June 25, 2021•Document ID: 10200162Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES:HATCHBACK/LIFTGATE:LOCK
- Mfr Comm. #:
- PIE0624A
- Date Added:
- August 9, 2021
- Manufacturer:
- CHEVROLET
SummaryThis engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Liftgate Ajar Lamp illuminated on Driver Information Center (DIC) with the Liftgate being closed.
Associated Products (6)Associated Documents - June 23, 2021•Document ID: 10200187Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ELECTRICAL SYSTEM
- Mfr Comm. #:
- N212333800
- Date Added:
- August 9, 2021
- Manufacturer:
- GMC
SummaryEmission Recall. General Motors has decided to conduct a voluntary emissions recall involving certain vehicles equipped with a performance air intake system (LPO RVK or 5W7). The Engine Control Module (ECM) may not have been programmed with the calibrations appropriate for the performance air intake system installed on the engine in these vehicles. Dealers will reprogram the ECM.
Associated Products (14)Associated Documents - June 21, 2021•Document ID: 10200151Service Bulletin/Repair InstructionsEXTERIOR LIGHTING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT
- Mfr Comm. #:
- 010842001N
- Date Added:
- August 9, 2021
- Manufacturer:
- CADILLAC
SummaryThis service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
Associated Products (939)2022 Buick Encore2022 Buick Encore GX2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Spark2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer+ 919 moreAssociated Documents - June 18, 2021•Document ID: 10201289Service Bulletin/Repair InstructionsBACK OVER PREVENTION; WHEELS
- Mfr Comm. #:
- PIP5806A
- Date Added:
- September 13, 2021
- Manufacturer:
- GMC
SummaryThis preliminary information bulletin instructs to technicians to use the Picoscope or a make physical inspection to check for debris on the cam postion sensor and to check for a bent target wheel on the camshaft.
Associated Products (8)Associated Documents - June 18, 2021•Document ID: 10201288Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- PIP5776E
- Date Added:
- September 13, 2021
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates that a vehicle may exhibit a misfire condition resulting in misfire codes P0300-P308. Upon diagnosis it may be discovered the lifter has come apart. It is recommended to replace the lifter guide and the four lifters.
Associated Products (8)Associated Documents - June 17, 2021•Document ID: 10201287Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- PIT5802B
- Date Added:
- September 13, 2021
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates an issue with the floor center console cooler being inoperative and engineering working on a root cause.
Associated Products (4)Associated Documents - June 16, 2021•Document ID: 10201285Service Bulletin/Repair InstructionsTIRES:SIDEWALL
- Mfr Comm. #:
- PIT4261G
- Date Added:
- September 13, 2021
- Manufacturer:
- GMC
SummaryThis 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. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
Associated Products (408)2021 Buick Enclave2021 Buick Encore2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Spark2021 Chevrolet Suburban2021 Chevrolet Tahoe+ 388 moreAssociated Documents - June 15, 2021•Document ID: 10201281Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL:ACCESSORY GENERATOR:CONTROLS
- Mfr Comm. #:
- PIP5632E
- Date Added:
- September 13, 2021
- Manufacturer:
- GMC
SummaryThis Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
Associated Products (408)2021 Buick Enclave2021 Buick Encore2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Spark2021 Chevrolet Suburban2021 Chevrolet Tahoe+ 388 moreAssociated Documents - June 15, 2021•Document ID: 10200154Service Bulletin/Repair InstructionsPOWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT
- Mfr Comm. #:
- 990420002L
- Date Added:
- August 9, 2021
- Manufacturer:
- BUICK
SummaryThis service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
Associated Products (471)2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 35002021 Chevrolet 4500HD2021 Chevrolet 5500HD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox+ 451 moreAssociated Documents - June 10, 2021•Document ID: 10200163Service Bulletin/Repair InstructionsEXTERIOR LIGHTING:TURN SIGNAL
- Mfr Comm. #:
- PIE0625A
- Date Added:
- August 9, 2021
- Manufacturer:
- CHEVROLET
SummaryThis engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on a turn signal not canceling and/or mis-canceling.
Associated Products (12)Associated Documents - June 10, 2021•Document ID: 10200137Service Bulletin/Repair InstructionsCOMMUNICATION: VEHICLE TO INFRASTRUCTURE
- Mfr Comm. #:
- 21NA135
- Date Added:
- August 9, 2021
- Manufacturer:
- GMC
SummaryThis service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
Associated Products (108)2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 88 moreAssociated Documents - June 9, 2021•Document ID: 10200135Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- 21NA132
- Date Added:
- August 9, 2021
- Manufacturer:
- GMC
SummaryThis informational bulletin provides Changes to the Automatic Stop/Start feature for Certain 2021 Escalade models, Silverado 1500, Suburban, Tahoe, Sierra 1500, Yukon models Equipped with RPO NSS.
Associated Products (8)Associated Documents