GMC Sierra Service Bulletins (2019)

2,010 manufacturer communications on file.

• May 30, 2025•Document ID: 11019073

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5074R

  Date Added:

  June 4, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

  Associated Products (1004)

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  Associated Documents

  • DownloadMC-11019073-0001.pdf↗
• May 30, 2025•Document ID: 11019072

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5074R

  Date Added:

  June 4, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

  Associated Products (1004)

  2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet BrightDrop2026 Chevrolet Colorado+ 984 more
  Associated Documents

  • DownloadMC-11019072-0001.pdf↗
• May 17, 2025•Document ID: 11023368

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; VISIBILITY/WIPER

  Mfr Comm. #:

  22-NA-161

  Date Added:

  September 27, 2025

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed.

  Associated Products (14)

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  Associated Documents

  • DownloadMC-11023368-0001.pdf↗
• May 16, 2025•Document ID: 11024486

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  23-NA-170

  Date Added:

  October 25, 2025

  Manufacturer:

  GMC

  Summary

  This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.

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  Associated Documents

  • DownloadMC-11024486-0001.pdf↗
• May 15, 2025•Document ID: 11024485

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  23-NA-153

  Date Added:

  October 25, 2025

  Manufacturer:

  CHEVROLET

  Summary

  The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.

  Associated Products (622)

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  Associated Documents

  • DownloadMC-11024485-0001.pdf↗
• May 9, 2025•Document ID: 11018442

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP5865D

  Date Added:

  May 19, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake camshaft.

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  Associated Documents

  • DownloadMC-11018442-0001.pdf↗
• May 8, 2025•Document ID: 11022868

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  25-NA-114

  Date Added:

  September 6, 2025

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on Anti-Chip Coating Appearance.

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  Associated Documents

  • DownloadMC-11022868-0001.pdf↗
• May 7, 2025•Document ID: 11020254

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  15-NA-010

  Date Added:

  July 7, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.

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  Associated Documents

  • DownloadMC-11020254-0001.pdf↗
• April 30, 2025•Document ID: 11019748

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  25-NA-037

  Date Added:

  June 26, 2025

  Manufacturer:

  CADILLAC

  Summary

  This bulletin advises the tech that the Exhaust Roller Follower may be the issue with the engine Ticking noise, misfire or rough run and what to replace if found the cause.

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  Associated Documents

  • DownloadMC-11019748-0001.pdf↗
• April 18, 2025•Document ID: 11019503

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  25-NA-100

  Date Added:

  June 12, 2025

  Manufacturer:

  GMC

  Summary

  This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State who move to and register their vehicle in a California Emission State may be entitled to the 7 year, 70,000-mile Emission Select State Component Limited Warranty.

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  Associated Documents

  • DownloadMC-11019503-0001.pdf↗
• April 17, 2025•Document ID: 11019516

  Service Bulletin/Repair Instructions
  STEERING; SUSPENSION; POWER TRAIN

  Mfr Comm. #:

  PI0281L

  Date Added:

  June 12, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.

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  Associated Documents

  • DownloadMC-11019516-0001.pdf↗
• April 17, 2025•Document ID: 11017288

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP5863C

  Date Added:

  April 29, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to dealers’ information related to a Malfunction Indicator Lamp (MIL) Illuminated due to a U0672 setting. Advises the technician to perform Electric Engine Coolant Pump connection inspections. To clear the code to see if it resets current. If the code resets it advises to utilize Strategy Based Diagnosis. If the code does not reset, it advises to release the vehicle to the customer and that GM is aware of this issue.

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  Associated Documents

  • DownloadMC-11017288-0001.pdf↗
• April 12, 2025•Document ID: 11016990

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5551R

  Date Added:

  April 15, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting.  This is normal when the FAB has been set to  "Alert".

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  Associated Documents

  • DownloadMC-11016990-0001.pdf↗
• April 11, 2025•Document ID: 11017868

  Service Bulletin/Repair Instructions
  STEERING

  Mfr Comm. #:

  13-02-32-001H

  Date Added:

  May 6, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures.

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  Associated Documents

  • DownloadMC-11017868-0001.pdf↗
• April 8, 2025•Document ID: 11017839

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  07-00-89-037W

  Date Added:

  May 5, 2025

  Manufacturer:

  GMC

  Summary

  This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.

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  Associated Documents

  • DownloadMC-11017839-0001.pdf↗
• April 8, 2025•Document ID: 11016977

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5986D

  Date Added:

  April 15, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end.   Dealers are to inspect for something contacting the grill shutters as they open and close.

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  Associated Documents

  • DownloadMC-11016977-0001.pdf↗
• April 3, 2025•Document ID: 11017595

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  25-NA-087

  Date Added:

  May 2, 2025

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.

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  Associated Documents

  • DownloadMC-11017595-0001.pdf↗
• April 2, 2025•Document ID: 11017443

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  21-NA-139

  Date Added:

  May 1, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3055 Set.

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  Associated Documents

  • DownloadMC-11017443-0001.pdf↗
• March 31, 2025•Document ID: 11017244

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  13-08-116-001K

  Date Added:

  April 25, 2025

  Manufacturer:

  CADILLAC

  Summary

  The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

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  Associated Documents

  • DownloadMC-11017244-0001.pdf↗
• March 29, 2025•Document ID: 11017302

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  25-NA-076

  Date Added:

  April 29, 2025

  Manufacturer:

  GMC

  Summary

  This informational bulletin advises the technician that the gasket for the timing chain tensioner is not required.

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  Associated Documents

  • DownloadMC-11017302-0001.pdf↗