Chevrolet Blazer Service Bulletins (2025)

174 manufacturer communications on file.

• October 28, 2024•Document ID: 11011367

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-239

  Date Added:

  December 5, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.

  Associated Products (123)

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  Associated Documents

  • DownloadMC-11011367-0001.pdf↗
• October 28, 2024•Document ID: 11011205

  Service Bulletin/Repair Instructions
  ENGINE; STEERING; POWER TRAIN

  Mfr Comm. #:

  04-06-01-029K

  Date Added:

  December 4, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.

  Associated Products (155)

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  Associated Documents

  • DownloadMC-11011205-0001.pdf↗
• October 25, 2024•Document ID: 11009150

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP6007A

  Date Added:

  October 25, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the potential for dtc P2B81 to be set as current or in history due to increased friction in the wastegate valve.

  Associated Products (35)

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  Associated Documents

  • DownloadMC-11009150-0001.pdf↗
• October 24, 2024•Document ID: 11011465

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6265

  Date Added:

  December 5, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.

  Associated Products (39)

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  Associated Documents

  • DownloadMC-11011465-0001.pdf↗
• October 24, 2024•Document ID: 11010971

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  20-NA-136

  Date Added:

  December 3, 2024

  Manufacturer:

  BUICK

  Summary

  This informational bulletin describes/outlines the process for the 9T65 Automatic Transmission Replacement Pilot Program (U.S. Only).

  Associated Products (20)

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  Associated Documents

  • DownloadMC-11010971-0001.pdf↗
• October 23, 2024•Document ID: 11011012

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21-NA-169

  Date Added:

  December 3, 2024

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or history related to the control solenoids and valves.

  Associated Products (34)

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  Associated Documents

  • DownloadMC-11011012-0001.pdf↗
• October 17, 2024•Document ID: 11010901

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  24-NA-229

  Date Added:

  December 2, 2024

  Manufacturer:

  BUICK

  Summary

  This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.

  Associated Products (122)

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  Associated Documents

  • DownloadMC-11010901-0001.pdf↗
• October 11, 2024•Document ID: 11010576

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-040

  Date Added:

  November 16, 2024

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.

  Associated Products (168)

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  Associated Documents

  • DownloadMC-11010576-0001.pdf↗
• October 9, 2024•Document ID: 11010545

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  10-00-89-009F

  Date Added:

  November 14, 2024

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information on key code security rules and information on GM keycode look-up applications (U.S).

  Associated Products (168)

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  Associated Documents

  • DownloadMC-11010545-0001.pdf↗
• October 5, 2024•Document ID: 11010493

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY; UNKNOWN OR OTHER

  Mfr Comm. #:

  22-NA-244

  Date Added:

  November 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.

  Associated Products (156)

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  Associated Documents

  • DownloadMC-11010493-0001.pdf↗
• October 5, 2024•Document ID: 11010490

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  01-06-01-011Q

  Date Added:

  November 13, 2024

  Manufacturer:

  GMC

  Summary

  This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

  Associated Products (143)

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  Associated Documents

  • DownloadMC-11010490-0001.pdf↗
• October 3, 2024•Document ID: 11010492

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  22-NA-053

  Date Added:

  November 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories.

  Associated Products (133)

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  Associated Documents

  • DownloadMC-11010492-0001.pdf↗
• October 3, 2024•Document ID: 11010488

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  99-00-89-019Z

  Date Added:

  November 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.

  Associated Products (168)

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  Associated Documents

  • DownloadMC-11010488-0001.pdf↗
• October 3, 2024•Document ID: 11010421

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  20-NA-132

  Date Added:

  November 9, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

  Associated Products (168)

  2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Malibu2025 Chevrolet Tahoe+ 148 more
  Associated Documents

  • DownloadMC-11010421-0001.pdf↗
• October 2, 2024•Document ID: 11010495

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  23-NA-154

  Date Added:

  November 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).

  Associated Products (168)

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  Associated Documents

  • DownloadMC-11010495-0001.pdf↗
• October 2, 2024•Document ID: 11010491

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  07-00-89-037T

  Date Added:

  November 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (168)

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  Associated Documents

  • DownloadMC-11010491-0001.pdf↗
• October 1, 2024•Document ID: 11011406

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING

  Mfr Comm. #:

  PIT5551P

  Date Added:

  December 5, 2024

  Manufacturer:

  GMC

  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".

  Associated Products (113)

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  Associated Documents

  • DownloadMC-11011406-0001.pdf↗
• October 1, 2024•Document ID: 11009519

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  24-NA-207

  Date Added:

  October 31, 2024

  Manufacturer:

  CADILLAC

  Summary

  This technical bulletin provides a procedure to correct the condition of Excessive Waviness, Wrinkling or Sag in the Sunroof Sunshade.

  Associated Products (20)

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  Associated Documents

  • DownloadMC-11009519-0001.pdf↗
• September 27, 2024•Document ID: 11009532

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  04-06-04-051J

  Date Added:

  October 31, 2024

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (152)

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  Associated Documents

  • DownloadMC-11009532-0001.pdf↗
• September 27, 2024•Document ID: 11009531

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  04-06-04-051J

  Date Added:

  October 31, 2024

  Manufacturer:

  CHEVROLET

  Summary

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

  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-11009531-0001.pdf↗