Chevrolet Blazer Service Bulletins (2019)

850 manufacturer communications on file.

• June 26, 2019•Document ID: 10163272

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  1308116001E

  Date Added:

  July 29, 2019

  Manufacturer:

  CADILLAC

  Summary

  The intent of this technical 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 (571)

  2020 Buick Enclave2020 Buick Encore2020 Cadillac CT62020 Cadillac Escalade2020 Cadillac XT52020 Cadillac XT62020 Chevrolet Bolt EV2020 Chevrolet Equinox2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 Chevrolet Traverse2020 GMC Sierra2020 GMC Terrain2020 GMC Yukon2020 GMC Yukon XL2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision+ 551 more
  Associated Documents

  • DownloadMC-10163272-0001.pdf↗
• June 26, 2019•Document ID: 10163268

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  100845001G

  Date Added:

  July 29, 2019

  Manufacturer:

  BUICK

  Summary

  This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.

  Associated Products (780)

  2020 Buick Enclave2020 Buick Encore2020 Cadillac CT62020 Cadillac Escalade2020 Cadillac XT52020 Cadillac XT62020 Chevrolet Bolt EV2020 Chevrolet Equinox2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 Chevrolet Traverse2020 GMC Sierra2020 GMC Terrain2020 GMC Yukon2020 GMC Yukon XL2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision+ 760 more
  Associated Documents

  • DownloadMC-10163268-0001.pdf↗
• June 26, 2019•Document ID: 10163261

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

  Mfr Comm. #:

  050604022Q

  Date Added:

  July 29, 2019

  Manufacturer:

  CADILLAC

  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 (470)

  2020 Buick Enclave2020 Buick Encore2020 Cadillac CT62020 Cadillac Escalade2020 Cadillac XT52020 Cadillac XT62020 Chevrolet Bolt EV2020 Chevrolet Equinox2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 Chevrolet Traverse2020 GMC Sierra2020 GMC Terrain2020 GMC Yukon2020 GMC Yukon XL2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision+ 450 more
  Associated Documents

  • DownloadMC-10163261-0001.pdf↗
• June 26, 2019•Document ID: 10162159

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  PIC6365A

  Date Added:

  July 8, 2019

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates information to dealers advising certain Over the air updates and USB updates have been temporarily suspended.

  Associated Products (12)

  2019 Cadillac CT62019 Cadillac XT42019 Chevrolet Blazer2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Equinox2019 Chevrolet Malibu2019 Chevrolet Silverado2019 Chevrolet Volt2019 GMC Canyon2019 GMC Sierra2019 GMC Terrain
  Associated Documents

  • DownloadMC-10162159-0001.pdf↗
• June 25, 2019•Document ID: 10163266

  Service Bulletin/Repair Instructions
  ENGINE; EQUIPMENT

  Mfr Comm. #:

  090604026Q

  Date Added:

  July 29, 2019

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (309)

  2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision2019 Buick LaCrosse2019 Buick Regal2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Cadillac XT42019 Cadillac XT52019 Cadillac XTS2019 Chevrolet Blazer2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Corvette2019 Chevrolet Equinox2019 Chevrolet Express+ 289 more
  Associated Documents

  • DownloadMC-10163266-0001.pdf↗
• June 25, 2019•Document ID: 10163260

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT

  Mfr Comm. #:

  000601012J

  Date Added:

  July 29, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This informational 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 (399)

  2020 Buick Enclave2020 Buick Encore2020 Cadillac CT62020 Cadillac Escalade2020 Cadillac XT52020 Cadillac XT62020 Chevrolet Bolt EV2020 Chevrolet Equinox2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 Chevrolet Traverse2020 GMC Sierra2020 GMC Terrain2020 GMC Yukon2020 GMC Yukon XL2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision+ 379 more
  Associated Documents

  • DownloadMC-10163260-0001.pdf↗
• June 25, 2019•Document ID: 10163193

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  16NA222

  Date Added:

  July 29, 2019

  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 (402)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Impala2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Sonic+ 382 more
  Associated Documents

  • DownloadMC-10163193-0001.pdf↗
• June 24, 2019•Document ID: 10162152

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  PIT5693

  Date Added:

  July 8, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates that a vehicle may come to the dealer with a complaint of a Air Bag light, Service Park Brake, Service Stabilitrak or Service Steering message. Upon inspection the technician may find various communication codes. The technician is directed to remove the center console left side extension panel and inspect for a wire harness that is pinched behind a metal brace. If a pinched harness is found the technician is instructed to repair the wiring following SI wire repair procedures and ensure that the harness does not contact the brace upon reassembly.

  Associated Products (1)

  2019 Chevrolet Blazer
  Associated Documents

  • DownloadMC-10162152-0001.pdf↗
• June 14, 2019•Document ID: 10163251

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

  Mfr Comm. #:

  19NA135

  Date Added:

  July 29, 2019

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides repair information to correct a customer concern of Sirius XM Radio Stations Missing or SXM Favorites Greyed Out.

  Associated Products (9)

  2019 Chevrolet Blazer2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Equinox2019 Chevrolet Malibu2019 Chevrolet Silverado2019 GMC Canyon2019 GMC Sierra2019 GMC Terrain
  Associated Documents

  • DownloadMC-10163251-0001.pdf↗
• June 11, 2019•Document ID: 10163263

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  060847001O

  Date Added:

  July 29, 2019

  Manufacturer:

  HUMMER

  Summary

  This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.

  Associated Products (674)

  2020 Buick Enclave2020 Buick Encore2020 Cadillac CT62020 Cadillac Escalade2020 Cadillac XT52020 Cadillac XT62020 Chevrolet Bolt EV2020 Chevrolet Equinox2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 Chevrolet Traverse2020 GMC Sierra2020 GMC Terrain2020 GMC Yukon2020 GMC Yukon XL2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision+ 654 more
  Associated Documents

  • DownloadMC-10163263-0001.pdf↗
• June 10, 2019•Document ID: 10163237

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

  Mfr Comm. #:

  19NA104

  Date Added:

  July 29, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.

  Associated Products (215)

  2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision2019 Buick LaCrosse2019 Buick Regal2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Cadillac XT42019 Cadillac XTS2019 Chevrolet Blazer2019 Chevrolet Bolt EV2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Corvette2019 Chevrolet Cruze2019 Chevrolet Equinox+ 195 more
  Associated Documents

  • DownloadMC-10163237-0001.pdf↗
• June 6, 2019•Document ID: 10163243

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EXTERIOR LIGHTING; EQUIPMENT

  Mfr Comm. #:

  19NA123

  Date Added:

  July 29, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides repair information to correct a customer concern of the rear closure hands free lamp logo projection distorted.

  Associated Products (1)

  2019 Chevrolet Blazer
  Associated Documents

  • DownloadMC-10163243-0001.pdf↗
• June 6, 2019•Document ID: 10163215

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16NA338

  Date Added:

  July 29, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.

  Associated Products (617)

  2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision2019 Buick LaCrosse2019 Buick Regal2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Cadillac XT42019 Cadillac XT52019 Cadillac XTS2019 Chevrolet Blazer2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Corvette2019 Chevrolet Cruze2019 Chevrolet Equinox+ 597 more
  Associated Documents

  • DownloadMC-10163215-0001.pdf↗
• June 3, 2019•Document ID: 10164097

  Service Bulletin/Repair Instructions
  SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS; SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS

  Mfr Comm. #:

  N192210750

  Date Added:

  August 26, 2019

  Manufacturer:

  CHEVROLET

  Summary

  Service Update Bulletin. Certain 2019 Chevrolet Blazer vehicles may have a condition where the brake line may make contact with the brake booster causing a rub-thru condition. Bend the brake line away from the brake booster, assuring a 7mm clearance.

  Associated Products (1)

  2019 Chevrolet Blazer
  Associated Documents

  • DownloadMC-10164097-0001.pdf↗
• June 3, 2019•Document ID: 10162104

  Service Bulletin/Repair Instructions
  SEATS

  Mfr Comm. #:

  PIT5659C

  Date Added:

  July 8, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates that a vehicle may be brought to the dealer with a complaint that the driver's side power seat will not move at times. The dealer technician may find a code B3920. The technician is instructed to inspect the seat harness beneath the driver's seat for being pinched between the memory seat module bracket and the seat frame tube. If damage is found to the harness the technician is instructed to repair or replace the harness as needed and reroute it to avoid future damage to the harness.

  Associated Products (1)

  2019 Chevrolet Blazer
  Associated Documents

  • DownloadMC-10162104-0001.pdf↗
• May 29, 2019•Document ID: 10161880

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES; STRUCTURE

  Mfr Comm. #:

  18NA279

  Date Added:

  July 1, 2019

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.

  Associated Products (20)

  2020 Cadillac XT62019 Cadillac CT62019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Cadillac XT42019 Chevrolet Blazer2019 Chevrolet Bolt EV2019 Chevrolet Camaro2019 Chevrolet Cruze2019 Chevrolet Malibu2019 Chevrolet Silverado2019 Chevrolet Spark2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 Chevrolet Trax2019 Chevrolet Volt2019 GMC Acadia2019 GMC Sierra2019 GMC Yukon2019 GMC Yukon XL
  Associated Documents

  • DownloadMC-10161880-0001.pdf↗
• May 29, 2019•Document ID: 10161362

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  N192214590 01

  Date Added:

  June 24, 2019

  Manufacturer:

  CHEVROLET

  Summary

  Service Update - Revised to add Traverse. Certain vehicles may not have the snow/ice mode calibration enabled. This missing calibration results in the selection of snow/ice mode (knob selector) not having a change in the accelerator pedal response. Reprogram the engine control module (ECM).

  Associated Products (3)

  2019 Chevrolet Blazer2019 Chevrolet Traverse2018 Chevrolet Traverse
  Associated Documents

  • DownloadMC-10161362-0001.pdf↗
• May 21, 2019•Document ID: 10161932

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

  Mfr Comm. #:

  16NA383

  Date Added:

  July 1, 2019

  Manufacturer:

  GMC

  Summary

  This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.

  Associated Products (833)

  2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision2019 Buick LaCrosse2019 Buick Regal2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Cadillac XT42019 Cadillac XT52019 Cadillac XTS2019 Chevrolet Blazer2019 Chevrolet Bolt EV2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Corvette2019 Chevrolet Cruze+ 813 more
  Associated Documents

  • DownloadMC-10161932-0001.pdf↗
• May 21, 2019•Document ID: 10161038

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIC6365

  Date Added:

  June 10, 2019

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates information to dealers advising certain Over the air updates and USB updates have been temporarily suspended.

  Associated Products (12)

  2019 Cadillac CT62019 Cadillac XT42019 Chevrolet Blazer2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Equinox2019 Chevrolet Malibu2019 Chevrolet Silverado2019 Chevrolet Volt2019 GMC Canyon2019 GMC Sierra2019 GMC Terrain
  Associated Documents

  • DownloadMC-10161038-0001.pdf↗
• May 20, 2019•Document ID: 10161968

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  080730035D

  Date Added:

  July 1, 2019

  Manufacturer:

  PONTIAC

  Summary

  This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.

  Associated Products (617)

  2020 Cadillac CT62020 Cadillac Escalade2020 Cadillac XT52020 Cadillac XT62020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Yukon2020 GMC Yukon XL2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision2019 Buick LaCrosse2019 Buick Regal2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac Escalade2019 Cadillac Escalade ESV+ 597 more
  Associated Documents

  • DownloadMC-10161968-0001.pdf↗