Chevrolet Blazer Service Bulletins (2023)

570 manufacturer communications on file.

• November 14, 2022•Document ID: 10227664

  Service Bulletin/Repair Instructions
  LANE DEPARTURE; STEERING

  Mfr Comm. #:

  PIT5481H

  Date Added:

  December 12, 2022

  Manufacturer:

  GMC

  Summary

  This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Starting with 2016 model year Lane Keep Assist Regular Production Option Code (UHX) replaced Lane Departure Warning Regular Production Option Code (UFL). Lane Keep Assist is designed to assist the driver in keeping the vehicle from drifting out of a driving lane that has clearly identified markings. The electric power steering provides a gentle steering correction if a lane marking has been crossed and the driver has not actively responded.

  Associated Products (15)

  2023 Cadillac Escalade ESV2023 Chevrolet Blazer2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon XL2022 Cadillac Escalade ESV2022 Chevrolet Blazer2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Yukon XL2021 Cadillac Escalade ESV2021 Chevrolet Blazer2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10227664-0001.pdf↗
• November 10, 2022•Document ID: 10227663

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, OTHER

  Mfr Comm. #:

  PIP5824B

  Date Added:

  December 12, 2022

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates a possible issue with the active fuel management rockers causing a misfire and the correction for this concern.

  Associated Products (22)

  2023 Cadillac CT52023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 GMC Acadia2022 Cadillac CT52022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Camaro2022 Chevrolet Colorado2022 GMC Acadia2022 GMC Canyon2021 Cadillac CT52021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Colorado+ 2 more
  Associated Documents

  • DownloadMC-10227663-0001.pdf↗
• November 9, 2022•Document ID: 10227056

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-074

  Date Added:

  December 3, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.

  Associated Products (97)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Trailblazer+ 77 more
  Associated Documents

  • DownloadMC-10227056-0001.pdf↗
• October 28, 2022•Document ID: 10225732

  Service Bulletin/Repair Instructions
  SERVICE BRAKES, HYDRAULIC; WHEELS

  Mfr Comm. #:

  17-NA-271

  Date Added:

  November 3, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of wheel clicking.

  Associated Products (41)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Yukon2022 Buick Enclave2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Camaro+ 21 more
  Associated Documents

  • DownloadMC-10225732-0001.pdf↗
• October 26, 2022•Document ID: 10225718

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

  Mfr Comm. #:

  22-NA-188

  Date Added:

  November 3, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides repair information to correct a customer concern of MAF Sensor Calibration Update - DTCs P227C and P10BC Set After ECM Replacement.

  Associated Products (11)

  2023 Chevrolet Blazer2023 GMC Acadia2022 Buick Encore GX2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Trailblazer2022 GMC Acadia2021 Buick Encore GX2021 Chevrolet Trailblazer
  Associated Documents

  • DownloadMC-10225718-0001.pdf↗
• October 20, 2022•Document ID: 10225661

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM

  Mfr Comm. #:

  21-NA-054

  Date Added:

  November 3, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides repair information to correct various functional concerns of the Instrument Cluster and DTC U0155.

  Associated Products (16)

  2023 Buick Enclave2023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Traverse2023 GMC Acadia2022 Buick Enclave2022 Chevrolet Blazer2022 Chevrolet Camaro2022 Chevrolet Malibu2022 Chevrolet Traverse2022 GMC Acadia2022 GMC Terrain2021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Malibu2021 GMC Acadia
  Associated Documents

  • DownloadMC-10225661-0001.pdf↗
• October 19, 2022•Document ID: 10225658

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIE0699A

  Date Added:

  November 3, 2022

  Manufacturer:

  GMC

  Summary

  This engineering information (EI) closure ends the need for gathering information from the field in regards to Service AWD Lamp illuminated on driver information center (DIC).

  Associated Products (18)

  2023 Buick Enclave2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Traverse2023 GMC Acadia2022 Buick Enclave2022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Traverse2022 GMC Acadia2021 Buick Enclave2021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Traverse2021 GMC Acadia
  Associated Documents

  • DownloadMC-10225658-0001.pdf↗
• October 19, 2022•Document ID: 10225615

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  22-NA-205

  Date Added:

  November 2, 2022

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information on Module Harvesting.

  Associated Products (93)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Buick Enclave+ 73 more
  Associated Documents

  • DownloadMC-10225615-0001.pdf↗
• October 17, 2022•Document ID: 10226379

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

  Mfr Comm. #:

  PIT5940A

  Date Added:

  November 21, 2022

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that a customer may notice that the gridlines on the backup camera are very dim. They may mention that this occurred after an OTA update. The dealer technician is advised to perform no repairs. The technician is advised that engineering is looking into a resolution and the resolution will be communicated through this PI or a bulletin when it becomes available.

  Associated Products (44)

  2023 Buick Enclave2023 Buick Encore GX2023 Buick Envision2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Malibu2023 Chevrolet Trailblazer2023 Chevrolet Traverse2023 GMC Acadia2022 Buick Enclave2022 Buick Encore GX2022 Buick Envision2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT6+ 24 more
  Associated Documents

  • DownloadMC-10226379-0001.pdf↗
• October 11, 2022•Document ID: 10226368

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5885

  Date Added:

  November 21, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates possible transmission fluid leak underneath the vehicle that may be root cause as a trans not being cleaned after production.

  Associated Products (16)

  2023 Buick Encore GX2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Trailblazer2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Terrain2022 Buick Encore GX2022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Malibu2022 Chevrolet Trailblazer2022 Chevrolet Traverse2022 GMC Acadia
  Associated Documents

  • DownloadMC-10226368-0001.pdf↗
• October 10, 2022•Document ID: 10226367

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIT5847G

  Date Added:

  November 21, 2022

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that a vehicle may come into the dealer with various concerns which may include a service engine light or various warning messages on the DIC. The technician is instructed to inspect a wiring harness for chaffing on a bracket which is located beneath the battery tray, at a transmission stud and at the transmission oil cooler line bracket. If damage to the harness is found the technician is instructed to repair the damaged wiring and secure the harness away from the bracket so that future damage to the harness will be eliminated.

  Associated Products (12)

  2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 GMC Acadia2022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 GMC Acadia2021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 GMC Acadia
  Associated Documents

  • DownloadMC-10226367-0001.pdf↗
• October 7, 2022•Document ID: 10224820

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

  Mfr Comm. #:

  10-00-89-006I

  Date Added:

  October 28, 2022

  Manufacturer:

  BUICK

  Summary

  This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).

  Associated Products (83)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Buick Enclave+ 63 more
  Associated Documents

  • DownloadMC-10224820-0001.pdf↗
• October 4, 2022•Document ID: 10224831

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  99-00-89-019X

  Date Added:

  October 28, 2022

  Manufacturer:

  GMC

  Summary

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

  Associated Products (93)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Buick Enclave+ 73 more
  Associated Documents

  • DownloadMC-10224831-0001.pdf↗
• September 28, 2022•Document ID: 10222839

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

  Mfr Comm. #:

  22-NA-195

  Date Added:

  October 13, 2022

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information on Handling Requests for Modifications to Permanently Import/Export Vehicles Between the U.S. and Canada.

  Associated Products (93)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Buick Enclave+ 73 more
  Associated Documents

  • DownloadMC-10222839-0001.pdf↗
• September 27, 2022•Document ID: 10222841

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PI0592G

  Date Added:

  October 13, 2022

  Manufacturer:

  GMC

  Summary

  This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).

  Associated Products (84)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Buick Enclave+ 64 more
  Associated Documents

  • DownloadMC-10222841-0001.pdf↗
• September 16, 2022•Document ID: 10222777

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; SUSPENSION; SERVICE BRAKES, HYDRAULIC; POWER TRAIN; STEERING

  Mfr Comm. #:

  15-00-89-004E

  Date Added:

  October 11, 2022

  Manufacturer:

  CHEVROLET

  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 (93)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Buick Enclave+ 73 more
  Associated Documents

  • DownloadMC-10222777-0001.pdf↗
• September 16, 2022•Document ID: 10222776

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  13-08-116-001H

  Date Added:

  October 11, 2022

  Manufacturer:

  CHEVROLET

  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.

  Associated Products (93)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Buick Enclave+ 73 more
  Associated Documents

  • DownloadMC-10222776-0001.pdf↗
• September 16, 2022•Document ID: 10222771

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  07-06-01-016H

  Date Added:

  October 11, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (85)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Yukon2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT4+ 65 more
  Associated Documents

  • DownloadMC-10222771-0001.pdf↗
• September 16, 2022•Document ID: 10222770

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

  Mfr Comm. #:

  06-00-89-031H

  Date Added:

  October 11, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (85)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Yukon2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT4+ 65 more
  Associated Documents

  • DownloadMC-10222770-0001.pdf↗
• September 16, 2022•Document ID: 10222766

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

  Mfr Comm. #:

  05-06-04-022T

  Date Added:

  October 11, 2022

  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 (85)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Yukon2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT4+ 65 more
  Associated Documents

  • DownloadMC-10222766-0001.pdf↗