GMC Sierra Service Bulletins (2019)

2,010 manufacturer communications on file.

• 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 26, 2019•Document ID: 10162156

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5575C

  Date Added:

  July 8, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the dealer technician that the transmission control module P/N 24289415 is on restriction through the PQC.

  Associated Products (3)

  2019 Cadillac CT62019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10162156-0001.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: 10163265

  Service Bulletin/Repair Instructions
  SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET; SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY

  Mfr Comm. #:

  090309001G

  Date Added:

  July 29, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure for re-torque the lead springs.

  Associated Products (26)

  2019 Chevrolet Silverado2019 GMC Sierra2018 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 Sierra+ 6 more
  Associated Documents

  • DownloadMC-10163265-0001.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: 10163238

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  19NA108

  Date Added:

  July 29, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to replace the head gaskets if found doubled stacked.

  Associated Products (6)

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

  • DownloadMC-10163238-0001.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: 10163227

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  18NA150

  Date Added:

  July 29, 2019

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.

  Associated Products (8)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra
  Associated Documents

  • DownloadMC-10163227-0001.pdf↗
• June 24, 2019•Document ID: 10163226

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  18NA103

  Date Added:

  July 29, 2019

  Manufacturer:

  GMC

  Summary

  This Bulletin provides information to correct a customer concern of a siren or whine noise from the in-tank fuel pump at temperatures below -6C or 20F, accompanied by start and stall, no start, loss of power and MIL illuminated. Technicians may find DTCs P0087, P018B, P228A, P228B or P2635 set in ECM.

  Associated Products (62)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Cruze2019 Chevrolet Express2019 Chevrolet Silverado2019 GMC Canyon2019 GMC Savana2019 GMC Sierra2018 Chevrolet 35002018 Chevrolet Colorado2018 Chevrolet Cruze2018 Chevrolet Express2018 Chevrolet Silverado2018 GMC Canyon2018 GMC Savana2018 GMC Sierra2017 Chevrolet Colorado2017 Chevrolet Cruze2017 Chevrolet Express2017 Chevrolet Silverado+ 42 more
  Associated Documents

  • DownloadMC-10163226-0001.pdf↗
• June 24, 2019•Document ID: 10163225

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  18NA098

  Date Added:

  July 29, 2019

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks.

  Associated Products (8)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra
  Associated Documents

  • DownloadMC-10163225-0001.pdf↗
• June 24, 2019•Document ID: 10163208

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  18NA361

  Date Added:

  July 29, 2019

  Manufacturer:

  GMC

  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 (8)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra
  Associated Documents

  • DownloadMC-10163208-0001.pdf↗
• June 24, 2019•Document ID: 10162153

  Service Bulletin/Repair Instructions
  POWER TRAIN:AXLE ASSEMBLY

  Mfr Comm. #:

  PIP5579B

  Date Added:

  July 8, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that the front and rear axle assemblies are removed from restriction allowing the dealer to fully service the assemblies.

  Associated Products (2)

  2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10162153-0001.pdf↗
• June 24, 2019•Document ID: 10162150

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  PIT5586C

  Date Added:

  July 8, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering Wheel Controls (SWC) not illuminated, Turn Signal no audible feedback, HVAC controls inoperative. During diagnostics a technician may find any of the following DTC's: B1011, B1370, B3980, U0020, U0029, U007D, U0073, U0078, U0100, U0101, U0102, U0104, U0140, U0151, U0155, U0164, U0184, U0186, U0198, U0422. Dealer is instructed to check Serial Data Gateway Module X2 connector for terminal concerns and repair as needed.

  Associated Products (19)

  2019 Cadillac Escalade2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2018 Cadillac Escalade2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2017 GMC Yukon1989 GMC Sierra
  Associated Documents

  • DownloadMC-10162150-0001.pdf↗
• June 24, 2019•Document ID: 10162149

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  PIT3665H

  Date Added:

  July 8, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.

  Associated Products (116)

  2019 Chevrolet Express2019 Chevrolet Silverado2019 Chevrolet Suburban2019 GMC Savana2019 GMC Sierra2018 Chevrolet Express2018 Chevrolet Silverado2018 Chevrolet Suburban2018 GMC Savana2018 GMC Sierra2017 Chevrolet Express2017 Chevrolet Silverado2017 Chevrolet Suburban2017 GMC Savana2017 GMC Sierra2016 Chevrolet Express2016 Chevrolet Silverado2016 Chevrolet Suburban2016 GMC Savana2016 GMC Sierra+ 96 more
  Associated Documents

  • DownloadMC-10162149-0001.pdf↗
• June 19, 2019•Document ID: 10163252

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

  Mfr Comm. #:

  19NA136

  Date Added:

  July 29, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to change the diff fluid if found the cause of the customers concern.

  Associated Products (32)

  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 Sierra2017 Cadillac Escalade2017 Cadillac Escalade ESV2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2016 Cadillac Escalade2016 Cadillac Escalade ESV+ 12 more
  Associated Documents

  • DownloadMC-10163252-0001.pdf↗
• June 19, 2019•Document ID: 10162146

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

  Mfr Comm. #:

  PIP5580B

  Date Added:

  July 8, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates the exchange program to assist engineering in identification of any early production issues.

  Associated Products (2)

  2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10162146-0001.pdf↗
• June 19, 2019•Document ID: 10162143

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIP5335C

  Date Added:

  July 8, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times. Technician should use normal published Service Information diagnostics. If normal Service Information diagnostics does not isolate the concern, inspect for corrosion in connector X154 located on the front cover next to the vacuum pump.

  Associated Products (33)

  2019 Cadillac Escalade2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2018 Cadillac Escalade2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2017 GMC Yukon2016 Cadillac Escalade2016 Chevrolet Silverado+ 13 more
  Associated Documents

  • DownloadMC-10162143-0001.pdf↗
• June 17, 2019•Document ID: 10162136

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  PIP5286B

  Date Added:

  July 8, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician for a vehicle setting both a P2635 and P018B diagnostic trouble codes. The following steps may help to determine if this is caused by a fuel pressure sensor not reading the low end of the pressure range.  Technician is to make sure the engine is cold and install the Multiple Diagnostic Interface along with Global Diagnostic System 2.  Navigate to fuel system depressurize and at engine idle depressurize the fuel system. The fuel pressure sensor value should drop to 0 and the engine will stall.  If a sensor is causing this concern the suspected sensor will not drop to 0 the engine will stall however the sensor will still read 30 to 40 pounds per square inch.

  Associated Products (32)

  2019 Cadillac Escalade2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2018 Cadillac Escalade2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2017 GMC Yukon2016 Cadillac Escalade2016 Chevrolet Silverado+ 12 more
  Associated Documents

  • DownloadMC-10162136-0001.pdf↗