GMC Sierra Service Bulletins

10,018 manufacturer communications on file.

• September 30, 2019•Document ID: 10165914

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIP5407B

  Date Added:

  October 15, 2019

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have Diagnostic Trouble Code P06DD or no or low oil pressure. Technician will replace timing chain tensioner guide. If oil pump face is damaged and or worn thru replace oil pump. Inspect bearings for damage wear due to debris from oil pump.

  Associated Products (51)

  2019 Cadillac CTS2019 Cadillac Escalade2019 Chevrolet Camaro2019 Chevrolet Corvette2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2019 GMC Yukon XL2018 Cadillac CTS2018 Cadillac Escalade2018 Chevrolet Camaro2018 Chevrolet Corvette2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2018 GMC Yukon XL+ 31 more
  Associated Documents

  • DownloadMC-10165914-0001.pdf↗
• September 27, 2019•Document ID: 10165913

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP5664B

  Date Added:

  October 15, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the dealer technician to check for any new ECM calibration updates for DTCs P129F P16F3 P20EE P20FF P226D P249D P249E P11CC and / or P11D5 set.

  Associated Products (2)

  2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10165913-0001.pdf↗
• September 27, 2019•Document ID: 10165912

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIT5677B

  Date Added:

  October 15, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Some customers may comment on any of the following concerns: - SES MIL - No Start - No Crank - Engine runs rough - Reduced engine power - Erratic speedo - Blown Fuse(s): F46UA, F47UA, F51UA, F78UA, F85UA, F86UA, F87UA, and/or F90UA When checking for DTC's any combination may be found: C15AA P001A P2B00 P2B01 P2B03 P2B96 P001B P003D P0107 P018C P01E5 P01E6 P01E7 P0237 P0340 P0341 P0355 P0365 P037C P03F0 P0521 P0522 P0532 P0616 P077C P07BF P1101 P112F P146D P159F p16A0 p16A2  P2122 P26E5 P2812 P2814 P2B53 P2C05 P2C08 P2C09 P2C0C P2C0D P2C10 P2C12 P2C15 P2C16 P2C19 P305E P3084 P3089 P308E P3093 P3094 P3095 P3098 P30B0 P30B3 P30CF U0073 U0100 U0101 U0140 U0644 U0672

  Associated Products (2)

  2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10165912-0001.pdf↗
• September 26, 2019•Document ID: 10165905

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  PIT5576C

  Date Added:

  October 15, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates and issue with the hood ajar message being displayed when the hood is not ajar.   Inspect the body ground strap to insure it is connected in the proper locations and the strap eyelets are tight and do not rotate.

  Associated Products (36)

  2020 Cadillac Escalade2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Yukon2019 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 Tahoe+ 16 more
  Associated Documents

  • DownloadMC-10165905-0001.pdf↗
• September 25, 2019•Document ID: 10165904

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP4670H

  Date Added:

  October 15, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.

  Associated Products (259)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Impala2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Sonic+ 239 more
  Associated Documents

  • DownloadMC-10165904-0001.pdf↗
• September 24, 2019•Document ID: 10166246

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  N192264760

  Date Added:

  October 21, 2019

  Manufacturer:

  GMC

  Summary

  N192264760 - Customer Satisfaction Program - Certain vehicles may have a condition in which the sealer bead between the body side outer and the rear panel is off location at the driver?s side C-pillar. Dealers are to apply a bead of seam sealer.

  Associated Products (2)

  2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10166246-0001.pdf↗
• September 24, 2019•Document ID: 10165902

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIP5606E

  Date Added:

  October 15, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up).  As information comes in the Pi will be updated and when the final repair is out this this PI will be changed to a Bulletin

  Associated Products (17)

  2020 Cadillac Escalade2020 Chevrolet Camaro2020 Chevrolet Corvette2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon XL2019 Cadillac CTS2019 Cadillac Escalade2019 Chevrolet Camaro2019 Chevrolet Corvette2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon XL
  Associated Documents

  • DownloadMC-10165902-0001.pdf↗
• September 23, 2019•Document ID: 10165901

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5677

  Date Added:

  October 15, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the dealer technician that the 10L60, 10L80 and the 10L90 transmissions have been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission assembly.

  Associated Products (6)

  2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Chevrolet Camaro2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10165901-0001.pdf↗
• September 23, 2019•Document ID: 10165899

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5678

  Date Added:

  October 15, 2019

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the dealer technician that if they are unable to perform the solenoid characterization using the transmission unit number (TUN) off a replacement 8L90 RPO M5U automatic transmission to refer to the TUNs listed in this PI. If the TUN off the replacement transmission is listed they should refer to bulletin 18-NA-355 and perform a transmission fluid exchange due to possible fluid contamination. The dealer technician is to call technical assistance after the fluid exchange to get the TUN unlocked so they will then be able to  complete solenoid valve characterization procedure.

  Associated Products (12)

  2017 Cadillac Escalade ESV2017 Chevrolet Silverado2017 GMC Sierra2017 GMC Yukon2016 Cadillac Escalade ESV2016 Chevrolet Silverado2016 GMC Sierra2016 GMC Yukon2015 Cadillac Escalade ESV2015 Chevrolet Silverado2015 GMC Sierra2015 GMC Yukon
  Associated Documents

  • DownloadMC-10165899-0001.pdf↗
• September 20, 2019•Document ID: 10166672

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIE0538

  Date Added:

  October 28, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to 8 speed transmission shift quality.

  Associated Products (8)

  2020 Cadillac CT42020 Cadillac CT52020 Chevrolet Colorado2020 Chevrolet Express2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Savana2020 GMC Sierra
  Associated Documents

  • DownloadMC-10166672-0001.pdf↗
• September 20, 2019•Document ID: 10166659

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  19NA219

  Date Added:

  October 28, 2019

  Manufacturer:

  PONTIAC

  Summary

  This diagnostic tip provides additional information on how to diagnose a possible valve, lifter or camshaft issue.

  Associated Products (279)

  2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Chevrolet 35002018 Chevrolet Camaro2018 Chevrolet Express2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Savana2018 GMC Sierra2018 GMC Yukon2018 GMC Yukon XL2017 Cadillac CTS2017 Cadillac Escalade2017 Cadillac Escalade ESV2017 Chevrolet Caprice2017 Chevrolet Corvette2017 Chevrolet Express2017 Chevrolet Silverado2017 Chevrolet Suburban+ 259 more
  Associated Documents

  • DownloadMC-10166659-0001.pdf↗
• September 20, 2019•Document ID: 10165898

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5711

  Date Added:

  October 15, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates information for the dealer to reprogram the IPC to correct the Off-Road Mode not being able to be selected using the Driver Mode Control Switch.

  Associated Products (2)

  2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10165898-0001.pdf↗
• September 20, 2019•Document ID: 10165896

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5546F

  Date Added:

  October 15, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank condition, a crank no start, or unable to program the engine control module. Engine control module will set a diagnostic trouble code of P1682, or the engine will continue to run with the ignition off.

  Associated Products (8)

  2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra2016 Chevrolet Silverado2016 GMC Sierra
  Associated Documents

  • DownloadMC-10165896-0001.pdf↗
• September 18, 2019•Document ID: 10166638

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  17NA073

  Date Added:

  October 28, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

  Associated Products (931)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Impala+ 911 more
  Associated Documents

  • DownloadMC-10166638-0001.pdf↗
• September 18, 2019•Document ID: 10165891

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  PIP5646B

  Date Added:

  October 15, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to the dealer technician that some customers may comment the rear wheels locked up at low speeds after a hot soak. Technicians may find DTC's P2724, P2727 or P2729 set. Technician's are advised to replace the TCM to address this concern.

  Associated Products (4)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10165891-0001.pdf↗
• September 17, 2019•Document ID: 10166650

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  19NA005

  Date Added:

  October 28, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to replace the fill pipe if found the cause of the noises at highway speeds.

  Associated Products (2)

  2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10166650-0001.pdf↗
• September 17, 2019•Document ID: 10166622

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  19NA189

  Date Added:

  October 28, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides repair information to correct a customer concern of Radio Displays Climate Off Message or HVAC Popup Displays Different Settings.

  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-10166622-0001.pdf↗
• September 17, 2019•Document ID: 10166240

  Service Bulletin/Repair Instructions
  EQUIPMENT; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  N192257100

  Date Added:

  October 21, 2019

  Manufacturer:

  GMC

  Summary

  N192257100 - EM - General Motors has decided to conduct a voluntary emissions recall involving certain 2019 Chevrolet Silverado, Suburban, Tahoe and GMC Sierra vehicles equipped with a performance air intake system. The required Vehicle Emission Control Information (VECI) label may not have been installed. Since a new label can be easily installed, and to reduce customer inconvenience, the label will be sent directly to customers of record along with the installation instructions. Customers may install the label or, if they desire, they may take the label to their dealer for installation at no charge.

  Associated Products (4)

  2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra
  Associated Documents

  • DownloadMC-10166240-0001.pdf↗
• September 17, 2019•Document ID: 10165890

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIP5522D

  Date Added:

  October 15, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates A vehicle may have a concern of engine noise and/or a misfire. This may be caused by a broken rocker arm. A broken rocker arms that could result in the valve dropping to the cylinder, causing a catastrophic failure and the engine requires replacement due to cylinder head and block damage.  If a broken rocker arm is found check to see if the valve dropped into the cylinder if so the engine will need to be replaced. On occasions the valve will not drop, reinstall any valve keepers and replace all the intake rocker arms.

  Associated Products (8)

  2018 Chevrolet Express2018 Chevrolet Silverado2018 GMC Savana2018 GMC Sierra2017 Chevrolet Express2017 Chevrolet Silverado2017 GMC Savana2017 GMC Sierra
  Associated Documents

  • DownloadMC-10165890-0001.pdf↗
• September 16, 2019•Document ID: 10166635

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  19NA212

  Date Added:

  October 28, 2019

  Manufacturer:

  GMC

  Summary

  This diagnostic tip provides information to the tech to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away.

  Associated Products (111)

  2019 Chevrolet Silverado2019 GMC Sierra2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Chevrolet 35002018 Chevrolet Camaro2018 Chevrolet Corvette2018 Chevrolet Express2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Savana2018 GMC Sierra2018 GMC Yukon2018 GMC Yukon XL2017 Cadillac Escalade2017 Cadillac Escalade ESV2017 Chevrolet Camaro2017 Chevrolet Corvette2017 Chevrolet Express+ 91 more
  Associated Documents

  • DownloadMC-10166635-0001.pdf↗