GMC Yukon Service Bulletins (2021)

1,235 manufacturer communications on file.

• August 10, 2023•Document ID: 10242204

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  23-NA-141

  Date Added:

  September 13, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin advised the technician that the engine and related parts will be debited if found that the tech didn't properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged by the tech.

  Associated Products (125)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Trailblazer2024 Chevrolet Traverse+ 105 more
  Associated Documents

  • DownloadMC-10242204-0001.pdf↗
• August 10, 2023•Document ID: 10242070

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  16-NA-222

  Date Added:

  September 8, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.

  Associated Products (124)

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  Associated Documents

  • DownloadMC-10242070-0001.pdf↗
• August 9, 2023•Document ID: 10240713

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL:SOFTWARE

  Mfr Comm. #:

  N23-241182

  Date Added:

  August 14, 2023

  Manufacturer:

  CHEVROLET

  Summary

  (There may be future updates under this same release number.) Your vehicle keeps getting better. This software update includes the following if your vehicle is equipped: Refinements: Updates made to improve the Super Cruise driver assistance technology and the Adaptive Cruise Control functionality. Updates to improve the connectivity within Apple CarPlay & Android Auto. A variety of other minor software updates to make your driving and in-vehicle experience better.​ Better Never Stops™

  Associated Products (4)

  2021 Cadillac Escalade2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon
  Associated Documents

  • DownloadMC-10240713-0001.pdf↗
• August 7, 2023•Document ID: 10242061

  Service Bulletin/Repair Instructions
  POWER TRAIN; STEERING; SUSPENSION; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  15-00-89-004F

  Date Added:

  September 8, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.

  Associated Products (135)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Trailblazer2024 Chevrolet Traverse+ 115 more
  Associated Documents

  • DownloadMC-10242061-0001.pdf↗
• August 2, 2023•Document ID: 10241859

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  23-NA-011

  Date Added:

  September 6, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Informational bulletin advises the technician of possible areas the oil may leak from the engine.

  Associated Products (22)

  2024 Cadillac Escalade2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Suburban2021 Chevrolet Tahoe+ 2 more
  Associated Documents

  • DownloadMC-10241859-0001.pdf↗
• August 2, 2023•Document ID: 10241418

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

  Mfr Comm. #:

  10-06-05-002M

  Date Added:

  August 28, 2023

  Manufacturer:

  GMC

  Summary

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

  Associated Products (30)

  2024 Cadillac Escalade2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Colorado2022 Chevrolet Express2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Canyon2022 GMC Savana2022 GMC Yukon2022 GMC Yukon XL+ 10 more
  Associated Documents

  • DownloadMC-10241418-0001.pdf↗
• August 1, 2023•Document ID: 10241858

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM

  Mfr Comm. #:

  21-NA-271

  Date Added:

  September 6, 2023

  Manufacturer:

  CADILLAC

  Summary

  This bulletin advises the technician of a possible coolant hose that might be kinked causing the customer concern.

  Associated Products (22)

  2024 Cadillac Escalade2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Suburban2021 Chevrolet Tahoe+ 2 more
  Associated Documents

  • DownloadMC-10241858-0001.pdf↗
• August 1, 2023•Document ID: 10241853

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

  Mfr Comm. #:

  20-NA-082

  Date Added:

  September 6, 2023

  Manufacturer:

  GMC

  Summary

  This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.

  Associated Products (28)

  2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Chevrolet Express2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Canyon2022 GMC Savana2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT4+ 8 more
  Associated Documents

  • DownloadMC-10241853-0001.pdf↗
• August 1, 2023•Document ID: 10241503

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, DIESEL; ELECTRICAL SYSTEM

  Mfr Comm. #:

  18-NA-103

  Date Added:

  September 1, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel in cold temperatures.

  Associated Products (26)

  2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Colorado2022 Chevrolet Express2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Canyon2022 GMC Savana2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Colorado2021 Chevrolet Express+ 6 more
  Associated Documents

  • DownloadMC-10241503-0001.pdf↗
• August 1, 2023•Document ID: 10241502

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

  Mfr Comm. #:

  16-NA-244

  Date Added:

  September 1, 2023

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.

  Associated Products (26)

  2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Colorado2022 Chevrolet Express2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Canyon2022 GMC Savana2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Colorado2021 Chevrolet Express+ 6 more
  Associated Documents

  • DownloadMC-10241502-0001.pdf↗
• August 1, 2023•Document ID: 10241417

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

  Mfr Comm. #:

  04-06-04-051H

  Date Added:

  August 28, 2023

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.

  Associated Products (124)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Trailblazer2024 Chevrolet Traverse2024 Chevrolet Trax+ 104 more
  Associated Documents

  • DownloadMC-10241417-0001.pdf↗
• August 1, 2023•Document ID: 10241416

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, DIESEL

  Mfr Comm. #:

  03-06-04-017T

  Date Added:

  August 28, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on availability of Diesel Fuel additives.

  Associated Products (26)

  2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Colorado2022 Chevrolet Express2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Canyon2022 GMC Savana2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Colorado2021 Chevrolet Express+ 6 more
  Associated Documents

  • DownloadMC-10241416-0001.pdf↗
• August 1, 2023•Document ID: 10241415

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  01-00-89-010R

  Date Added:

  August 28, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.

  Associated Products (135)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Trailblazer2024 Chevrolet Traverse+ 115 more
  Associated Documents

  • DownloadMC-10241415-0001.pdf↗
• August 1, 2023•Document ID: 10240451

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  N23-241156

  Date Added:

  August 4, 2023

  Manufacturer:

  CHEVROLET

  Summary

  '(There may be future updates under this same release number.) Your vehicle keeps getting better. This vehicle software update includes the following: Refinements: •Updates made to the overall vehicle software update process. Better Never Stops™

  Associated Products (3)

  2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon
  Associated Documents

  • DownloadMC-10240451-0001.pdf↗
• July 31, 2023•Document ID: 10240363

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  22-NA-232

  Date Added:

  August 3, 2023

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin advises the technician of a possibly noise coming from the transmission oil pump.

  Associated Products (27)

  2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Camaro2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Camaro2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac CT42021 Cadillac CT5+ 7 more
  Associated Documents

  • DownloadMC-10240363-0001.pdf↗
• July 31, 2023•Document ID: 10240361

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  20-NA-090

  Date Added:

  August 3, 2023

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (22)

  2024 Cadillac Escalade2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Suburban2021 Chevrolet Tahoe+ 2 more
  Associated Documents

  • DownloadMC-10240361-0001.pdf↗
• July 31, 2023•Document ID: 10240359

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  09-06-04-026X

  Date Added:

  August 3, 2023

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (107)

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  Associated Documents

  • DownloadMC-10240359-0001.pdf↗
• July 21, 2023•Document ID: 10239647

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

  Mfr Comm. #:

  17-NA-066

  Date Added:

  July 25, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.

  Associated Products (124)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Trailblazer2024 Chevrolet Traverse2024 Chevrolet Trax+ 104 more
  Associated Documents

  • DownloadMC-10239647-0001.pdf↗
• July 20, 2023•Document ID: 10239747

  Service Bulletin/Repair Instructions
  SEATS

  Mfr Comm. #:

  23-NA-127

  Date Added:

  July 28, 2023

  Manufacturer:

  CADILLAC

  Summary

  This technical bulletin provides a procedure to correct the condition of Second Row Seat Loose and/or Clicking.

  Associated Products (18)

  2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10239747-0001.pdf↗
• July 20, 2023•Document ID: 10239672

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT; STRUCTURE

  Mfr Comm. #:

  22-NA-209

  Date Added:

  July 26, 2023

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides repair information to correct a customer concern of Articulating Running Board Inoperable.

  Associated Products (18)

  2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10239672-0001.pdf↗