GMC Yukon Service Bulletins (2021)
1,240 manufacturer communications on file.
- May 3, 2021•Document ID: 10199238Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- 19NA044
- Date Added:
- July 19, 2021
- Manufacturer:
- BUICK
SummaryThis service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
Associated Products (519)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+ 499 moreAssociated Documents - May 3, 2021•Document ID: 10198880Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- 21NA109
- Date Added:
- July 6, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides diagnostic information for a customer concern of engine vibration.
Associated Products (83)2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Camaro2021 Chevrolet Express2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Savana2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Camaro2020 Chevrolet Express2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Savana2020 GMC Sierra+ 63 moreAssociated Documents - May 3, 2021•Document ID: 10198874Service Bulletin/Repair InstructionsBACK OVER PREVENTION
- Mfr Comm. #:
- 21NA091
- Date Added:
- July 6, 2021
- Manufacturer:
- CADILLAC
SummaryThis service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Rear View Camera Display.
Associated Products (24)2021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Chevrolet Corvette2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Cadillac CT42020 Cadillac CT52020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Chevrolet Bolt EV2020 Chevrolet Corvette2020 Chevrolet Silverado2020 Chevrolet Suburban+ 4 moreAssociated Documents - May 3, 2021•Document ID: 10198847Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- 19NA044
- Date Added:
- July 6, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
Associated Products (519)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+ 499 moreAssociated Documents - May 3, 2021•Document ID: 10197280Service Bulletin/Repair InstructionsSTRUCTURE; ELECTRICAL SYSTEM
- Mfr Comm. #:
- PIC6384E
- Date Added:
- June 14, 2021
- Manufacturer:
- CHEVROLET
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 - April 30, 2021•Document ID: 10194079Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 16NA338
- Date Added:
- May 24, 2021
- Manufacturer:
- CHEVROLET
SummaryThis Warranty Admin service 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 retention and proper handling of assembly returns for Canadian Dealers only.
Associated Products (685)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+ 665 moreAssociated Documents - April 23, 2021•Document ID: 10194114Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- 21NA103
- Date Added:
- May 24, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides information regarding Witness Marks from Panel Adjustments Made During Manufacturing and that it is considered a normal condition.
Associated Products (389)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 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 369 moreAssociated Documents - April 23, 2021•Document ID: 10194090Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 20NA218
- Date Added:
- May 24, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6.
Associated Products (28)2021 Buick Encore GX2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Camaro2021 Chevrolet Equinox2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 Chevrolet Trailblazer2021 GMC Acadia2021 GMC Sierra2021 GMC Terrain2021 GMC Yukon2021 GMC Yukon XL2020 Buick Encore GX2020 Buick Regal2020 Cadillac CT52020 Chevrolet Corvette2020 Chevrolet Equinox+ 8 moreAssociated Documents - April 23, 2021•Document ID: 10193473Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- PIP5776C
- Date Added:
- May 17, 2021
- Manufacturer:
- CHEVROLET
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 (10)Associated Documents - April 22, 2021•Document ID: 10195126Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 000601026N
- Date Added:
- June 7, 2021
- Manufacturer:
- BUICK
SummaryThis service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
Associated Products (468)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 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 448 moreAssociated Documents - April 21, 2021•Document ID: 10194127Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- N202316750
- Date Added:
- May 24, 2021
- Manufacturer:
- GMC
SummaryService Update - Certain 2021 model year Chevrolet Suburban, Tahoe, and GMC Yukon, Yukon XL vehicles may have been built with 3rd row head restraints that will not stay up after being folded forward, due to an internal spring tab breaking. Dealers will replace the structural core of the 3rd row headrests only.
Associated Products (4)Associated Documents - April 19, 2021•Document ID: 10193458Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- PIP5752L
- Date Added:
- May 17, 2021
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates A Vehicle may have a concern of service engine light, misfire and engine noise with possible of DTC P0300 P0106 P0506, Possible valve spring concern
Associated Products (11)Associated Documents - April 16, 2021•Document ID: 10194101Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL
- Mfr Comm. #:
- 21NA068
- Date Added:
- May 24, 2021
- Manufacturer:
- CADILLAC
SummaryThis warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ (U.S. Only).
Associated Products (186)2022 Chevrolet Bolt EV2021 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 Malibu+ 166 moreAssociated Documents - April 15, 2021•Document ID: 10194091Service Bulletin/Repair InstructionsEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
- Mfr Comm. #:
- 20NA233
- Date Added:
- May 24, 2021
- Manufacturer:
- GMC
SummaryThis technical bulletin provides repair information to correct a customer concern of Long Range Radar setting DTC U3000 49.
Associated Products (8)Associated Documents - April 15, 2021•Document ID: 10193454Service Bulletin/Repair InstructionsBACK OVER PREVENTION
- Mfr Comm. #:
- PIP5653K
- Date Added:
- May 17, 2021
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates that engineering is investigating a repair for a chirp noise associated with the front axle assembly.
Associated Products (10)Associated Documents - April 13, 2021•Document ID: 10194081Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- 18NA073
- Date Added:
- May 24, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
Associated Products (279)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 4500XD2021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 259 moreAssociated Documents - April 9, 2021•Document ID: 10195128Service Bulletin/Repair InstructionsSUSPENSION
- Mfr Comm. #:
- 050308002I
- Date Added:
- June 7, 2021
- Manufacturer:
- GMC
SummaryThis service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
Associated Products (607)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 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 587 moreAssociated Documents - April 9, 2021•Document ID: 10193447Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- PIP5654A
- Date Added:
- May 17, 2021
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates to the dealer technician that the valve body Part Unique Number (PUN) may contain the letter O or the number 0.
Associated Products (32)2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Chevrolet Camaro2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade ESV2020 Chevrolet Camaro2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon2019 Cadillac CT6+ 12 moreAssociated Documents - April 9, 2021•Document ID: 10193446Service Bulletin/Repair InstructionsBACK OVER PREVENTION
- Mfr Comm. #:
- PIP5801A
- Date Added:
- May 17, 2021
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates A Vehicle may have a concern of service engine light, misfire and engine noise with possible of DTC P0300 P0106 P0506,P3189, P318A, P318B, P318C, P318D, P318E, P318F, P3190 Possible broken valve spring.
Associated Products (12)Associated Documents - April 8, 2021•Document ID: 10194084Service Bulletin/Repair InstructionsEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
- Mfr Comm. #:
- 20NA038
- Date Added:
- May 24, 2021
- Manufacturer:
- CHEVROLET
SummaryThis informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.
Associated Products (90)2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Camaro2021 Chevrolet Corvette2021 Chevrolet Express2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Savana2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet 35002020 Chevrolet Camaro2020 Chevrolet Corvette2020 Chevrolet Express2020 Chevrolet Silverado+ 70 moreAssociated Documents