GMC Sierra Service Bulletins (2020)

1,991 manufacturer communications on file.

• November 25, 2020•Document ID: 10184521

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0601

  Date Added:

  December 21, 2020

  Manufacturer:

  GMC

  Summary

  This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon Lamp being illuminated.

  Associated Products (10)

  2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10184521-0001.pdf↗
• November 25, 2020•Document ID: 10184480

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  18NA263

  Date Added:

  December 21, 2020

  Manufacturer:

  CADILLAC

  Summary

  This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S. Only).

  Associated Products (422)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Suburban+ 402 more
  Associated Documents

  • DownloadMC-10184480-0001.pdf↗
• November 23, 2020•Document ID: 10184484

  Service Bulletin/Repair Instructions
  EQUIPMENT; POWER TRAIN:CLUTCH ASSEMBLY; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  20NA078

  Date Added:

  December 21, 2020

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides a procedure to replace the 4 5 6 clutch housing if the bushing was found worn and the cause of the customers concern.

  Associated Products (22)

  2021 Chevrolet Express2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Chevrolet Express2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Savana2020 GMC Sierra2020 GMC Yukon2020 GMC Yukon XL2019 Chevrolet Express2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra+ 2 more
  Associated Documents

  • DownloadMC-10184484-0001.pdf↗
• November 20, 2020•Document ID: 10184133

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

  Mfr Comm. #:

  PIP5748C

  Date Added:

  December 14, 2020

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the technition instructions to replace the particulate matter sensor for a P1488 and to use the special labor operation for tracking purposes.

  Associated Products (2)

  2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10184133-0001.pdf↗
• November 20, 2020•Document ID: 10184132

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  PIP5764

  Date Added:

  December 14, 2020

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the technician a possible cause of a P2B60 as terminal corrosiosn and provides a correction

  Associated Products (4)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10184132-0001.pdf↗
• November 20, 2020•Document ID: 10184527

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  N202319660

  Date Added:

  December 21, 2020

  Manufacturer:

  CHEVROLET

  Summary

  Service Update. Certain vehicles may present a broken engine valve spring. This may cause the engine to run rough, an engine knocking or ticking noise, a check engine light illumination, or a possible vehicle stall. Dealers are to perform the inspection procedure contained within this bulletin.

  Associated Products (10)

  2021 Cadillac Escalade2021 Chevrolet Camaro2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2020 Chevrolet Corvette2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10184527-0001.pdf↗
• November 20, 2020•Document ID: 10184135

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  PIP5752G

  Date Added:

  December 14, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This 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)

  2021 Cadillac Escalade2021 Chevrolet Camaro2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2020 Chevrolet Camaro2020 Chevrolet Corvette2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10184135-0001.pdf↗
• November 19, 2020•Document ID: 10184489

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION

  Mfr Comm. #:

  20NA142

  Date Added:

  December 21, 2020

  Manufacturer:

  GMC

  Summary

  This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving.

  Associated Products (43)

  2020 Chevrolet Express2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Savana2020 GMC Sierra2020 GMC Yukon2020 GMC Yukon XL2019 Chevrolet Express2019 Chevrolet Silverado2019 Chevrolet Suburban2019 GMC Savana2019 GMC Sierra2019 GMC Yukon2019 GMC Yukon XL2018 Chevrolet Express2018 Chevrolet Silverado2018 Chevrolet Suburban2018 GMC Savana2018 GMC Sierra+ 23 more
  Associated Documents

  • DownloadMC-10184489-0001.pdf↗
• November 19, 2020•Document ID: 10184127

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

  Mfr Comm. #:

  PIT5799

  Date Added:

  December 14, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a cocnern where a flashing spot can intermittently show up on the radio display while in reverse. The PI advises that engineering is investigating the concern.

  Associated Products (9)

  2020 Cadillac CT52020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Corvette2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon
  Associated Documents

  • DownloadMC-10184127-0001.pdf↗
• November 19, 2020•Document ID: 10184501

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE

  Mfr Comm. #:

  060089031F

  Date Added:

  December 21, 2020

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.

  Associated Products (464)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Suburban+ 444 more
  Associated Documents

  • DownloadMC-10184501-0001.pdf↗
• November 18, 2020•Document ID: 10184510

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIE0583B

  Date Added:

  December 21, 2020

  Manufacturer:

  GMC

  Summary

  This engineering information (EI) is requesting information from technicians and to contact the engineers listed in regards to Transmission Performance Issues without a Current or History DTC and Unable to Duplicate the Customer Concern (CCND).

  Associated Products (2)

  2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10184510-0001.pdf↗
• November 18, 2020•Document ID: 10184508

  Service Bulletin/Repair Instructions
  VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; EQUIPMENT

  Mfr Comm. #:

  PIE0580A

  Date Added:

  December 21, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a noise coming from the window regulator area.

  Associated Products (4)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10184508-0001.pdf↗
• November 17, 2020•Document ID: 10184485

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

  Mfr Comm. #:

  20NA090

  Date Added:

  December 21, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides a way for the technician to identify if the ECM has been modified.

  Associated Products (6)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10184485-0001.pdf↗
• November 17, 2020•Document ID: 10184120

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP5733F

  Date Added:

  December 14, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation

  Associated Products (17)

  2021 Chevrolet Equinox2021 Chevrolet Malibu2021 Chevrolet Silverado2021 GMC Sierra2021 GMC Terrain2020 Cadillac Escalade2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Terrain2020 GMC Yukon2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10184120-0001.pdf↗
• November 16, 2020•Document ID: 10184492

  Service Bulletin/Repair Instructions
  EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

  Mfr Comm. #:

  20NA197

  Date Added:

  December 21, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern.

  Associated Products (10)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra
  Associated Documents

  • DownloadMC-10184492-0001.pdf↗
• November 16, 2020•Document ID: 10184500

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL

  Mfr Comm. #:

  030604017O

  Date Added:

  December 21, 2020

  Manufacturer:

  GMC

  Summary

  This Informational Bulletin provides information on availability of Diesel Fuel additives.

  Associated Products (115)

  2021 Cadillac Escalade2021 Chevrolet Colorado2021 Chevrolet Express2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Canyon2021 GMC Savana2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Chevrolet 35002020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Colorado2020 Chevrolet Express2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Savana2020 GMC Sierra+ 95 more
  Associated Documents

  • DownloadMC-10184500-0001.pdf↗
• November 12, 2020•Document ID: 10184499

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; WHEELS

  Mfr Comm. #:

  000310002L

  Date Added:

  December 21, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.

  Associated Products (384)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Suburban+ 364 more
  Associated Documents

  • DownloadMC-10184499-0001.pdf↗
• November 11, 2020•Document ID: 10184105

  Service Bulletin/Repair Instructions
  TIRES; WHEELS

  Mfr Comm. #:

  PIT3271K

  Date Added:

  December 14, 2020

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.

  Associated Products (918)

  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+ 898 more
  Associated Documents

  • DownloadMC-10184105-0001.pdf↗
• November 9, 2020•Document ID: 10184493

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  20NA199

  Date Added:

  December 21, 2020

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides programming information for Radio Software Version U150 Update to correct software issues on infotainment systems IOS, IOT or IOU.

  Associated Products (11)

  2020 Buick Enclave2020 Buick Encore GX2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Camaro2020 Chevrolet Silverado2020 Chevrolet Traverse2020 GMC Acadia2020 GMC Sierra
  Associated Documents

  • DownloadMC-10184493-0001.pdf↗
• November 6, 2020•Document ID: 10184507

  Service Bulletin/Repair Instructions
  ENGINE; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  PIE0576A

  Date Added:

  December 21, 2020

  Manufacturer:

  GMC

  Summary

  This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards a start/stop event or during a normal start using the push button on the dash the vehicle would not crank causing it to not start.

  Associated Products (4)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10184507-0001.pdf↗