Chevrolet Suburban Service Bulletins (2020)

844 manufacturer communications on file.

• October 25, 2019•Document ID: 10167461

  Service Bulletin/Repair Instructions
  VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

  Mfr Comm. #:

  PIT5392D

  Date Added:

  November 12, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that have a detent / click with a feel of increased resistance when the accelerator pedal is about ¾ of the way. The new accelerator pedal design has a built-in detent position near the last 1/4 of pedal travel. Dealer should communicate to the customer this is a normal operating characteristic of the vehicle and no repair attempts should be performed.

  Associated Products (30)

  2020 Cadillac Escalade ESV2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon XL2019 Cadillac Escalade ESV2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2018 Cadillac Escalade ESV2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade ESV2017 Chevrolet Silverado+ 10 more
  Associated Documents

  • DownloadMC-10167461-0001.pdf↗
• October 25, 2019•Document ID: 10167460

  Service Bulletin/Repair Instructions
  LANE DEPARTURE

  Mfr Comm. #:

  PIT5535E

  Date Added:

  November 12, 2019

  Manufacturer:

  GMC

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that may have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Technician may find Diagnostic Trouble Code B1008 Sym 4B set. Technician will need to check the windshield to ensure it is not aftermarket. Technician will also check for anything that may impair the front view camera and ensure the camera is properly mounted.

  Associated Products (70)

  2020 Buick Enclave2020 Cadillac CT62020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Bolt EV2020 Chevrolet Malibu2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 Chevrolet Traverse2020 GMC Acadia2020 GMC Yukon XL2019 Buick Enclave2019 Buick LaCrosse2019 Cadillac CT62019 Cadillac Escalade ESV2019 Cadillac XT42019 Cadillac XT52019 Chevrolet Bolt EV+ 50 more
  Associated Documents

  • DownloadMC-10167460-0001.pdf↗
• October 25, 2019•Document ID: 10167459

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIT5447C

  Date Added:

  November 12, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician on the steps needed to diagnose and repair vehicles that may have a rattle noise from the dash. Technician will need to inspect for the rear heater pipes contacting the passenger side exhaust manifold.  If the rear heater pipe is found to be contacting the exhaust manifold, reposition the heater pipe so it no longer makes contact.

  Associated Products (24)

  2020 Cadillac Escalade2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Yukon2019 Cadillac Escalade2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Yukon2018 Cadillac Escalade2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Yukon2016 Cadillac Escalade2016 Chevrolet Suburban2016 Chevrolet Tahoe2016 GMC Yukon+ 4 more
  Associated Documents

  • DownloadMC-10167459-0001.pdf↗
• October 17, 2019•Document ID: 10168189

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  18NA316

  Date Added:

  November 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information for the customer a light contact between the front tire and the control arm when in full turn and at low speeds.

  Associated Products (3)

  2020 Chevrolet Suburban2020 GMC Yukon2020 GMC Yukon XL
  Associated Documents

  • DownloadMC-10168189-0001.pdf↗
• October 16, 2019•Document ID: 10168207

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

  Mfr Comm. #:

  100089006G

  Date Added:

  November 25, 2019

  Manufacturer:

  PONTIAC

  Summary

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

  Associated Products (811)

  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+ 791 more
  Associated Documents

  • DownloadMC-10168207-0001.pdf↗
• October 15, 2019•Document ID: 10167439

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5365D

  Date Added:

  November 12, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician on how the radio display gets the air ambient temperature. On 1500 series trucks and all sport utility vehicle with regular production option code IO3 radio the ambient air temperature sensor is hard wired to the engine control module and then the signal goes on high speed local area network to the body control module from there on low speed local area network to the radio. On 1500 series trucks and all sport utility vehicle with regular production option code IO4, IO5, or IO6 the ambient air temperature sensor is hard wired to the engine control module and then the signal goes on high speed local area network to the body control module from there on low speed local area network to the radio then Most 50 Bus to the Human Machine Interface. On 2500/3500 series trucks production option code IO3 radio the ambient air temperature sensor is hard wired to the instrument panel cluster and then the signal goes on low speed local area network to the radio. On 2500/3500 series trucks production option code IO4, IO5, or IO6 radio the ambient air temperature sensor is hard wired to the instrument panel cluster and then the signal goes on low speed local area network to the radio then Most 50 Bus to the Human Machine Interface.

  Associated Products (36)

  2020 Cadillac Escalade ESV2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Yukon XL2019 Cadillac Escalade ESV2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2018 Cadillac Escalade ESV2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade ESV2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe+ 16 more
  Associated Documents

  • DownloadMC-10167439-0001.pdf↗
• October 14, 2019•Document ID: 10168175

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16NA338

  Date Added:

  November 25, 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 (660)

  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 Impala2020 Chevrolet Malibu+ 640 more
  Associated Documents

  • DownloadMC-10168175-0001.pdf↗
• October 11, 2019•Document ID: 10168185

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:12V/24V/48V BATTERY

  Mfr Comm. #:

  18NA161

  Date Added:

  November 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure for testing the battery cables for voltage drop, Checking for a bad ground at g218, Inspecting for a short at the starter B+ to shield and testing for a faulty battery.

  Associated Products (48)

  2020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Yukon2020 GMC Yukon XL2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2019 GMC Yukon XL2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra+ 28 more
  Associated Documents

  • DownloadMC-10168185-0001.pdf↗
• October 10, 2019•Document ID: 10168186

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  18NA279

  Date Added:

  November 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (44)

  2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Camaro2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Spark2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 Chevrolet Traverse2020 Chevrolet Trax2020 GMC Acadia2020 GMC Sierra2020 GMC Yukon+ 24 more
  Associated Documents

  • DownloadMC-10168186-0001.pdf↗
• October 9, 2019•Document ID: 10168208

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

  Mfr Comm. #:

  100089009C

  Date Added:

  November 25, 2019

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on key code security and information on GM key code look up applications.

  Associated Products (772)

  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+ 752 more
  Associated Documents

  • DownloadMC-10168208-0001.pdf↗
• October 9, 2019•Document ID: 10168205

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  010601011K

  Date Added:

  November 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

  Associated Products (646)

  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+ 626 more
  Associated Documents

  • DownloadMC-10168205-0001.pdf↗
• October 3, 2019•Document ID: 10167425

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE

  Mfr Comm. #:

  PIT5551E

  Date Added:

  November 12, 2019

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting.  This is normal when the FAB has been set to  "Alert".

  Associated Products (82)

  2020 Buick Enclave2020 Cadillac CT62020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Equinox2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 Chevrolet Traverse2020 GMC Acadia2020 GMC Sierra2020 GMC Terrain2020 GMC Yukon XL2019 Buick Enclave2019 Cadillac ATS2019 Cadillac CT6+ 62 more
  Associated Documents

  • DownloadMC-10167425-0001.pdf↗
• October 2, 2019•Document ID: 10168204

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

  Mfr Comm. #:

  010089010N

  Date Added:

  November 25, 2019

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).

  Associated Products (549)

  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 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox+ 529 more
  Associated Documents

  • DownloadMC-10168204-0001.pdf↗
• October 2, 2019•Document ID: 10168188

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

  Mfr Comm. #:

  18NA306

  Date Added:

  November 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).

  Associated Products (380)

  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 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox+ 360 more
  Associated Documents

  • DownloadMC-10168188-0001.pdf↗
• September 30, 2019•Document ID: 10165920

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY:HATCHBACK/LIFTGATE

  Mfr Comm. #:

  PIT5278E

  Date Added:

  October 15, 2019

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician about vehicles with erratic or hesitation when opening and closing the power liftgate. There may be a diagnostic trouble code B153A set in the power liftgate module. This concern could occur if the left liftgate actuator is internally coming apart. The actuator will need to be replaced however care must be taken when removing the actuator from the vehicle. If the internal portion of the actuator had completely separated the end of the actuator could become a projectile when removed. Obtain a number 8 self-tapping screw that measures 1 ½ inches long.  Fully open the liftgate and install the screw anywhere in a 30 millimeter space from the bottom of the smooth tube to secure the tubes.  Continue with the liftgate actuator by following the liftgate power assist actuator procedure in service information.

  Associated Products (24)

  2020 Cadillac Escalade ESV2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Yukon XL2019 Cadillac Escalade ESV2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Yukon2018 Cadillac Escalade ESV2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Yukon2017 Cadillac Escalade ESV2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Yukon2016 Cadillac Escalade ESV2016 Chevrolet Suburban2016 Chevrolet Tahoe2016 GMC Yukon+ 4 more
  Associated Documents

  • DownloadMC-10165920-0001.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: 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 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 5, 2019•Document ID: 10165870

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIT5448F

  Date Added:

  October 15, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without Regular Production Option Code AVF. If the vehicle was built with regular production code BTM and AVF only has a 1 hour idle time.

  Associated Products (28)

  2020 Cadillac Escalade ESV2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon XL2019 Cadillac Escalade ESV2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2018 Cadillac Escalade ESV2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Yukon2017 Cadillac Escalade ESV2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Yukon+ 8 more
  Associated Documents

  • DownloadMC-10165870-0001.pdf↗