GMC Sierra Service Bulletins (2018)

1,723 manufacturer communications on file.

• December 21, 2018•Document ID: 10155010

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  060089026O

  Date Added:

  March 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This warranty bulletin provides labor operation numbers for customer concerns Not duplicated (CCND).

  Associated Products (509)

  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+ 489 more
  Associated Documents

  • DownloadMC-10155010-0001.pdf↗
• December 17, 2018•Document ID: 10155003

  Service Bulletin/Repair Instructions
  SEATS

  Mfr Comm. #:

  18NA377

  Date Added:

  March 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides repair information to correct a customer concern of front seat lateral movement and/or click type noise while driving.

  Associated Products (40)

  2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2018 GMC Yukon XL2017 Cadillac Escalade2017 Cadillac Escalade ESV2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra+ 20 more
  Associated Documents

  • DownloadMC-10155003-0001.pdf↗
• December 17, 2018•Document ID: 10154606

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  PIC6073E

  Date Added:

  March 18, 2019

  Manufacturer:

  BUICK

  Summary

  This Preliminary Information communication provides information to the technician about the Media Oriented Systems Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media Oriented Systems Transport bus concerns. The kit contains header connectors that are installed to bypass Media Oriented Systems Transport bus modules. The bypass connector also contains a terminal for verifying Media Oriented Systems Transport control circuit voltages. Technician should review Media Oriented Systems Transport bus description and operation and Diagnostic Trouble Code U0028 diagnostic procedures.

  Associated Products (233)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet Aveo2018 Chevrolet Bolt EV2018 Chevrolet Camaro2018 Chevrolet Colorado2018 Chevrolet Corvette2018 Chevrolet Cruze2018 Chevrolet Equinox+ 213 more
  Associated Documents

  • DownloadMC-10154606-0001.pdf↗
• December 17, 2018•Document ID: 10154605

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  PIT5214D

  Date Added:

  March 18, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.

  Associated Products (354)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet Aveo2018 Chevrolet Bolt EV2018 Chevrolet Camaro2018 Chevrolet Colorado2018 Chevrolet Corvette2018 Chevrolet Cruze2018 Chevrolet Equinox+ 334 more
  Associated Documents

  • DownloadMC-10154605-0001.pdf↗
• December 17, 2018•Document ID: 10154604

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIC5650F

  Date Added:

  March 18, 2019

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.

  Associated Products (313)

  2019 Buick Cascada2019 Buick Enclave2019 Buick Encore2019 Buick Envision2019 Buick LaCrosse2019 Buick Regal2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac Escalade ESV2019 Cadillac XT52019 Cadillac XTS2019 Chevrolet Bolt EV2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Corvette2019 Chevrolet Cruze2019 Chevrolet Equinox2019 Chevrolet Malibu2019 Chevrolet Silverado+ 293 more
  Associated Documents

  • DownloadMC-10154604-0001.pdf↗
• December 17, 2018•Document ID: 10154601

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY:TAILGATE

  Mfr Comm. #:

  PIT3227P

  Date Added:

  March 18, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.

  Associated Products (97)

  2019 Chevrolet Colorado2019 Chevrolet Silverado2019 GMC Canyon2019 GMC Sierra2018 Chevrolet Colorado2018 Chevrolet Silverado2018 GMC Canyon2018 GMC Sierra2017 Chevrolet Colorado2017 Chevrolet Silverado2017 GMC Canyon2017 GMC Sierra2016 Chevrolet Colorado2016 Chevrolet Silverado2016 GMC Canyon2016 GMC Sierra2015 Chevrolet Colorado2015 Chevrolet Silverado2015 GMC Canyon2015 GMC Sierra+ 77 more
  Associated Documents

  • DownloadMC-10154601-0001.pdf↗
• December 17, 2018•Document ID: 10154599

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5326C

  Date Added:

  March 18, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about the Upfitters questions about installing aftermarket electrical accessories. Dealer should reference the latest version of General Motors Upfitter Integration Bulletin 115 for this information. It can be found at http://www.gmupfitter.com.

  Associated Products (12)

  2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra2016 Chevrolet Silverado2016 GMC Sierra2015 Chevrolet Silverado2015 GMC Sierra2014 Chevrolet Silverado2014 GMC Sierra
  Associated Documents

  • DownloadMC-10154599-0001.pdf↗
• December 14, 2018•Document ID: 10154975

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; POWER TRAIN

  Mfr Comm. #:

  17NA066

  Date Added:

  March 25, 2019

  Manufacturer:

  BUICK

  Summary

  This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.

  Associated Products (375)

  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+ 355 more
  Associated Documents

  • DownloadMC-10154975-0001.pdf↗
• December 13, 2018•Document ID: 10155014

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  080089014C

  Date Added:

  March 25, 2019

  Manufacturer:

  PONTIAC

  Summary

  This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).

  Associated Products (410)

  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 Bolt EV2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Corvette2019 Chevrolet Cruze2019 Chevrolet Equinox+ 390 more
  Associated Documents

  • DownloadMC-10155014-0001.pdf↗
• December 13, 2018•Document ID: 10155009

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING

  Mfr Comm. #:

  010842001L

  Date Added:

  March 25, 2019

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.

  Associated Products (836)

  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+ 816 more
  Associated Documents

  • DownloadMC-10155009-0001.pdf↗
• December 13, 2018•Document ID: 10154583

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  PIT5479B

  Date Added:

  March 18, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston installation. This grease can be cleaned off and the rest of the service completed.

  Associated Products (42)

  2019 Chevrolet Colorado2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Canyon2019 GMC Sierra2019 GMC Yukon2019 GMC Yukon XL2018 Chevrolet Colorado2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Canyon2018 GMC Sierra2018 GMC Yukon2018 GMC Yukon XL2017 Chevrolet Colorado2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe+ 22 more
  Associated Documents

  • DownloadMC-10154583-0001.pdf↗
• December 13, 2018•Document ID: 10154581

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIP5212B

  Date Added:

  March 18, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise. Technician should inspect the head gaskets to ensure are not installed backwards. Technician should replace the head gasket if they are found installed backwards.

  Associated Products (46)

  2019 Cadillac CTS2019 Cadillac Escalade2019 Chevrolet Camaro2019 Chevrolet Corvette2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon XL2018 Cadillac CTS2018 Cadillac Escalade2018 Chevrolet Camaro2018 Chevrolet Corvette2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon XL2017 Cadillac CTS2017 Cadillac Escalade+ 26 more
  Associated Documents

  • DownloadMC-10154581-0001.pdf↗
• December 11, 2018•Document ID: 10154981

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  18NA153

  Date Added:

  March 25, 2019

  Manufacturer:

  BUICK

  Summary

  This technical bulletin provides a procedure to replace the GEN I charging system with a GEN II charging system only if vehicles apply within the settings.

  Associated Products (95)

  2018 Buick LaCrosse2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet Bolt EV2018 Chevrolet Camaro2018 Chevrolet Colorado2018 Chevrolet Cruze2018 Chevrolet Equinox2018 Chevrolet Impala2018 Chevrolet Malibu2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 Chevrolet Volt+ 75 more
  Associated Documents

  • DownloadMC-10154981-0001.pdf↗
• December 11, 2018•Document ID: 10154577

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIP5503A

  Date Added:

  March 18, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the dealer additional information on checking for the engne crankcase being overfull on oil causing an engine vibration concern. The technician is advised to inspect for contaminnants and adjust the engine oil level as needed.

  Associated Products (39)

  2019 Cadillac CTS2019 Cadillac Escalade2019 Chevrolet Camaro2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2018 Cadillac CTS2018 Cadillac Escalade2018 Chevrolet Camaro2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac CTS2017 Cadillac Escalade2017 Chevrolet Camaro2017 Chevrolet Silverado2017 Chevrolet Suburban+ 19 more
  Associated Documents

  • DownloadMC-10154577-0001.pdf↗
• December 10, 2018•Document ID: 10155013

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING

  Mfr Comm. #:

  070842006N

  Date Added:

  March 25, 2019

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box removed.

  Associated Products (25)

  2019 Chevrolet Silverado2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra2016 Chevrolet Silverado2016 GMC Sierra2015 Chevrolet Silverado2015 GMC Sierra2014 Chevrolet Silverado2014 GMC Sierra2013 Chevrolet Silverado2013 GMC Sierra2012 Chevrolet Silverado2012 GMC Sierra2011 Chevrolet Silverado2011 GMC Sierra2010 Chevrolet Silverado2010 GMC Sierra2009 Chevrolet Silverado+ 5 more
  Associated Documents

  • DownloadMC-10155013-0001.pdf↗
• December 10, 2018•Document ID: 10154992

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT

  Mfr Comm. #:

  18NA361

  Date Added:

  March 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.

  Associated Products (6)

  2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra
  Associated Documents

  • DownloadMC-10154992-0001.pdf↗
• December 10, 2018•Document ID: 10154576

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  PIP5614

  Date Added:

  March 18, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to the dealer technicians that DTCs P0046, P113B and P206B may be caused by a software anamoly. The anamoly should be corrected by updating the engine control module (ECM).

  Associated Products (2)

  2018 Chevrolet Silverado2018 GMC Sierra
  Associated Documents

  • DownloadMC-10154576-0001.pdf↗
• December 7, 2018•Document ID: 10207989

  Service Bulletin/Repair Instructions
  AIR BAGS; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  N182188440

  Date Added:

  February 14, 2022

  Manufacturer:

  CHEVROLET

  Summary

  Customer Satisfaction Program. Certain vehicles may have an incomplete or missing braze between the harness bulkhead support bracket and the fuel rail assembly. If the braze is incomplete the support bracket may detach from the fuel rail assembly over time. Wiring may sever and compromise the function of the fuel pump and/or the 4 passenger side injectors. If the function of the fuel pump and/or injectors is compromised, the Check Engine Light will come on, and you could experience reduced engine power. Loss of propulsion is possible, and there is a remote chance of fire if there is a fuel leak. Replace fuel rail assembly.

  Associated Products (6)

  2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Yukon2018 Chevrolet Silverado2018 GMC Sierra
  Associated Documents

  • DownloadMC-10207989-0001.pdf↗
• December 7, 2018•Document ID: 10207698

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE; EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  N182188440

  Date Added:

  February 7, 2022

  Manufacturer:

  GMC

  Summary

  Customer Satisfaction Program. Certain vehicles may have an incomplete or missing braze between the harness bulkhead support bracket and the fuel rail assembly. If the braze is incomplete the support bracket may detach from the fuel rail assembly over time. Wiring may sever and compromise the function of the fuel pump and/or the 4 passenger side injectors. If the function of the fuel pump and/or injectors is compromised, the Check Engine Light will come on, and you could experience reduced engine power. Loss of propulsion is possible, and there is a remote chance of fire if there is a fuel leak. Replace fuel rail assembly.

  Associated Products (6)

  2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Yukon2018 Chevrolet Silverado2018 GMC Sierra
  Associated Documents

  • DownloadMC-10207698-0001.pdf↗
• December 6, 2018•Document ID: 10154566

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIP5540B

  Date Added:

  March 18, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.

  Associated Products (815)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet Aveo2018 Chevrolet Bolt EV2018 Chevrolet Camaro2018 Chevrolet Colorado2018 Chevrolet Corvette2018 Chevrolet Cruze2018 Chevrolet Equinox+ 795 more
  Associated Documents

  • DownloadMC-10154566-0001.pdf↗