Chevrolet 4500HD Service Bulletins

346 manufacturer communications on file.

• August 19, 2024•Document ID: 11008906

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  18-NA-073

  Date Added:

  October 11, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This 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 (152)

  2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Tahoe2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax+ 132 more
  Associated Documents

  • DownloadMC-11008906-0001.pdf↗
• August 16, 2024•Document ID: 11007721

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  23-NA-044

  Date Added:

  September 11, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on AGM batteries that require less frequent charging in storage.

  Associated Products (151)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 131 more
  Associated Documents

  • DownloadMC-11007721-0001.pdf↗
• August 13, 2024•Document ID: 11006305

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT6173

  Date Added:

  August 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a diagnostic tip to inform dealership technician on how to reset/learn the BPP sensor in the Powertrain Interface Module (PIM)

  Associated Products (4)

  2023 Chevrolet 4500HD2022 Chevrolet 35002022 Chevrolet 4500HD2021 Chevrolet 4500HD
  Associated Documents

  • DownloadMC-11006305-0001.pdf↗
• August 9, 2024•Document ID: 11006682

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  01-00-89-010S

  Date Added:

  August 30, 2024

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (150)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 more
  Associated Documents

  • DownloadMC-11006682-0001.pdf↗
• August 8, 2024•Document ID: 11007155

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  23-NA-141

  Date Added:

  September 6, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin advises the technician that the engine and related parts will be debited if found that the tech did not 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 (139)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 more
  Associated Documents

  • DownloadMC-11007155-0001.pdf↗
• August 8, 2024•Document ID: 11007115

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  07-06-01-016J

  Date Added:

  September 5, 2024

  Manufacturer:

  BUICK

  Summary

  This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.

  Associated Products (139)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 more
  Associated Documents

  • DownloadMC-11007115-0001.pdf↗
• August 7, 2024•Document ID: 11007121

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  16-NA-222

  Date Added:

  September 5, 2024

  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 (139)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 more
  Associated Documents

  • DownloadMC-11007121-0001.pdf↗
• August 7, 2024•Document ID: 11007095

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  05-06-04-022V

  Date Added:

  September 5, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

  Associated Products (139)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 more
  Associated Documents

  • DownloadMC-11007095-0001.pdf↗
• August 7, 2024•Document ID: 11006670

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  00-06-01-012N

  Date Added:

  August 30, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.

  Associated Products (139)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 more
  Associated Documents

  • DownloadMC-11006670-0001.pdf↗
• August 7, 2024•Document ID: 11006063

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N242469060

  Date Added:

  August 7, 2024

  Manufacturer:

  CHEVROLET

  Summary

  Certain vehicles may erroneously experience an illuminated Check Engine Malfunction Indicator Lamp (MIL) with Diagnostic Trouble Codes (DTC) P2201 NOx Sensor Circuit Performance Sensor 1 and/or P20EE Diesel Exhaust Fluid (DEF) System NOx Trap Low Efficiency. Dealers will reprogram the ECM and/or the DCU with the corrected service calibrations.

  Associated Products (6)

  2023 Chevrolet 4500HD2023 Chevrolet 5500HD2022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD
  Associated Documents

  • DownloadMC-11006063-0001.pdf↗
• July 31, 2024•Document ID: 11006511

  Service Bulletin/Repair Instructions
  VISIBILITY/WIPER

  Mfr Comm. #:

  PI0754G

  Date Added:

  August 17, 2024

  Manufacturer:

  GMC

  Summary

  This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.

  Associated Products (150)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 more
  Associated Documents

  • DownloadMC-11006511-0001.pdf↗
• July 30, 2024•Document ID: 11006473

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  23-NA-142

  Date Added:

  August 16, 2024

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if found the cause of the customers concern of No Forward Gear When Shifting from Park to Drive and/or Reverse to Drive.

  Associated Products (15)

  2023 Chevrolet 4500HD2022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet Colorado2022 Chevrolet Express2022 GMC Canyon2022 GMC Savana2021 Chevrolet 4500HD2021 Chevrolet 4500XD2021 Chevrolet Colorado2021 Chevrolet Express2021 GMC Canyon2021 GMC Savana
  Associated Documents

  • DownloadMC-11006473-0001.pdf↗
• July 26, 2024•Document ID: 11006278

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  16-NA-158

  Date Added:

  August 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin describes the U.S. Dealer Special Tool Loan Program process.

  Associated Products (150)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 more
  Associated Documents

  • DownloadMC-11006278-0001.pdf↗
• July 24, 2024•Document ID: 11006421

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  24-NA-141

  Date Added:

  August 15, 2024

  Manufacturer:

  CHEVROLET

  Summary

  GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return.

  Associated Products (150)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 more
  Associated Documents

  • DownloadMC-11006421-0001.pdf↗
• July 24, 2024•Document ID: 11006290

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  12-01-37-001G

  Date Added:

  August 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.

  Associated Products (150)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 more
  Associated Documents

  • DownloadMC-11006290-0001.pdf↗
• July 23, 2024•Document ID: 11006377

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  20-NA-038

  Date Added:

  August 15, 2024

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.

  Associated Products (44)

  2024 Cadillac CT52024 Cadillac Escalade2024 Chevrolet Camaro2024 Chevrolet Corvette2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Savana2024 GMC Yukon2023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet 4500HD2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV+ 24 more
  Associated Documents

  • DownloadMC-11006377-0001.pdf↗
• July 22, 2024•Document ID: 11006282

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  00-03-10-002M

  Date Added:

  August 13, 2024

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (150)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 more
  Associated Documents

  • DownloadMC-11006282-0001.pdf↗
• July 18, 2024•Document ID: 11005351

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  23-NA-142

  Date Added:

  July 31, 2024

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if found the cause of the customers concern of No Forward Gear When Shifting from Park to Drive and/or Reverse to Drive.

  Associated Products (34)

  2023 Chevrolet 4500HD2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Tahoe2023 GMC Canyon2023 GMC Yukon2023 GMC Yukon XL2022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Express2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Canyon2022 GMC Savana+ 14 more
  Associated Documents

  • DownloadMC-11005351-0001.pdf↗
• July 17, 2024•Document ID: 11005339

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  17-NA-157

  Date Added:

  July 30, 2024

  Manufacturer:

  BUICK

  Summary

  This service bulletin explains the difference in oil filters for gas engines with new oil pump control systems and the possibilities of what may happen using the incorrect filter.

  Associated Products (125)

  2024 Buick Enclave2024 Buick Encore2024 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 Trailblazer+ 105 more
  Associated Documents

  • DownloadMC-11005339-0001.pdf↗
• July 9, 2024•Document ID: 11005311

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  99-04-20-002O

  Date Added:

  July 30, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.

  Associated Products (135)

  2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 115 more
  Associated Documents

  • DownloadMC-11005311-0001.pdf↗