Chevrolet Impala Service Bulletins (2020)

554 manufacturer communications on file.

• April 30, 2021•Document ID: 10194079

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16NA338

  Date Added:

  May 24, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Warranty Admin service 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 for Canadian Dealers only.

  Associated Products (685)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 665 more
  Associated Documents

  • DownloadMC-10194079-0001.pdf↗
• April 23, 2021•Document ID: 10194114

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  21NA103

  Date Added:

  May 24, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information regarding Witness Marks from Panel Adjustments Made During Manufacturing and that it is considered a normal condition.

  Associated Products (389)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 369 more
  Associated Documents

  • DownloadMC-10194114-0001.pdf↗
• April 22, 2021•Document ID: 10195126

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  000601026N

  Date Added:

  June 7, 2021

  Manufacturer:

  BUICK

  Summary

  This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.

  Associated Products (468)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 448 more
  Associated Documents

  • DownloadMC-10195126-0001.pdf↗
• April 16, 2021•Document ID: 10194101

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  21NA068

  Date Added:

  May 24, 2021

  Manufacturer:

  CADILLAC

  Summary

  This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ (U.S. Only).

  Associated Products (186)

  2022 Chevrolet Bolt EV2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 166 more
  Associated Documents

  • DownloadMC-10194101-0001.pdf↗
• April 13, 2021•Document ID: 10194081

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  18NA073

  Date Added:

  May 24, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.

  Associated Products (279)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 259 more
  Associated Documents

  • DownloadMC-10194081-0001.pdf↗
• April 9, 2021•Document ID: 10195128

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  050308002I

  Date Added:

  June 7, 2021

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.

  Associated Products (607)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 587 more
  Associated Documents

  • DownloadMC-10195128-0001.pdf↗
• April 7, 2021•Document ID: 10194082

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  18NA146

  Date Added:

  May 24, 2021

  Manufacturer:

  GMC

  Summary

  This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).

  Associated Products (453)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 433 more
  Associated Documents

  • DownloadMC-10194082-0001.pdf↗
• April 6, 2021•Document ID: 10195149

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  070089036J

  Date Added:

  June 7, 2021

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.

  Associated Products (364)

  2022 Buick Encore2022 Buick Encore GX2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet 7500XD2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado+ 344 more
  Associated Documents

  • DownloadMC-10195149-0001.pdf↗
• April 6, 2021•Document ID: 10195127

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  020089002T

  Date Added:

  June 7, 2021

  Manufacturer:

  BUICK

  Summary

  This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).

  Associated Products (707)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 687 more
  Associated Documents

  • DownloadMC-10195127-0001.pdf↗
• March 30, 2021•Document ID: 10191191

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  18NA099

  Date Added:

  May 3, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

  Associated Products (889)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 869 more
  Associated Documents

  • DownloadMC-10191191-0001.pdf↗
• March 29, 2021•Document ID: 10191192

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  18NA306

  Date Added:

  May 3, 2021

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (396)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 376 more
  Associated Documents

  • DownloadMC-10191192-0001.pdf↗
• March 26, 2021•Document ID: 10190428

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  PIC4996C

  Date Added:

  April 19, 2021

  Manufacturer:

  PONTIAC

  Summary

  This PI offers diagnostic tips to a technician when diagnosing a possible fuel level sensor concern. The tech is advised to ohm test the sensor at the terminals located on top of the fuel module while performing a sweep test. If the test fails the technician is instructed to replace the sensor and then perform the sweep test again. If the test passes the technician is instructed to reinstall the fuel module in the tank and if the test fails with the new sensor the technician is advised to replace the fuel module.

  Associated Products (36)

  2020 Chevrolet Impala2019 Buick LaCrosse2019 Chevrolet Impala2018 Buick LaCrosse2018 Chevrolet Impala2017 Buick LaCrosse2017 Chevrolet Impala2016 Buick LaCrosse2016 Chevrolet Impala2015 Buick LaCrosse2015 Chevrolet Impala2014 Buick LaCrosse2014 Chevrolet Impala2013 Buick LaCrosse2013 Chevrolet Impala2012 Buick LaCrosse2012 Chevrolet Impala2011 Buick LaCrosse2011 Chevrolet Impala2010 Buick LaCrosse+ 16 more
  Associated Documents

  • DownloadMC-10190428-0001.pdf↗
• March 25, 2021•Document ID: 10190426

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5745B

  Date Added:

  April 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.

  Associated Products (73)

  2021 Buick Encore2021 Buick Encore GX2021 Chevrolet Trax2020 Buick Enclave2020 Buick Encore2020 Buick Encore GX2020 Buick Envision2020 Buick LaCrosse2020 Cadillac CT62020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Camaro2020 Chevrolet Equinox2020 Chevrolet Impala2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Suburban+ 53 more
  Associated Documents

  • DownloadMC-10190426-0001.pdf↗
• March 22, 2021•Document ID: 10192031

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER

  Mfr Comm. #:

  21NA061

  Date Added:

  May 10, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs (North America ONLY).

  Associated Products (74)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 54 more
  Associated Documents

  • DownloadMC-10192031-0001.pdf↗
• March 17, 2021•Document ID: 10191233

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  110089005Q

  Date Added:

  May 3, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

  Associated Products (380)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet 6500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express+ 360 more
  Associated Documents

  • DownloadMC-10191233-0001.pdf↗
• March 11, 2021•Document ID: 10191232

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  1008110001I

  Date Added:

  May 3, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information on proper use of floor mats.

  Associated Products (552)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 532 more
  Associated Documents

  • DownloadMC-10191232-0001.pdf↗
• March 11, 2021•Document ID: 10191207

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; POWER TRAIN

  Mfr Comm. #:

  20NA138

  Date Added:

  May 3, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.

  Associated Products (685)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Spark+ 665 more
  Associated Documents

  • DownloadMC-10191207-0001.pdf↗
• March 9, 2021•Document ID: 10191206

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  20NA132

  Date Added:

  May 3, 2021

  Manufacturer:

  CADILLAC

  Summary

  This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

  Associated Products (285)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet 6500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express+ 265 more
  Associated Documents

  • DownloadMC-10191206-0001.pdf↗
• March 8, 2021•Document ID: 10191163

  Service Bulletin/Repair Instructions
  STEERING

  Mfr Comm. #:

  16NA109

  Date Added:

  May 3, 2021

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.

  Associated Products (511)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 491 more
  Associated Documents

  • DownloadMC-10191163-0001.pdf↗
• January 29, 2021•Document ID: 10188403

  Service Bulletin/Repair Instructions
  SUSPENSION:FRONT:SHOCK ABSORBER; SUSPENSION:FRONT:MACPHERSON STRUT; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT

  Mfr Comm. #:

  150089004C

  Date Added:

  March 8, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.

  Associated Products (598)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 578 more
  Associated Documents

  • DownloadMC-10188403-0001.pdf↗