Chevrolet Silverado Service Bulletins (2020)

2,121 manufacturer communications on file.

• March 31, 2023•Document ID: 10234176

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, DIESEL; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  23-NA-027

  Date Added:

  April 14, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL.

  Associated Products (14)

  2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra
  Associated Documents

  • DownloadMC-10234176-0001.pdf↗
• March 31, 2023•Document ID: 10234186

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION; ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  23-NA-062

  Date Added:

  April 14, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides repair information to correct a customer concern of Rear View Camera Coaxial Related Issues - DTCs B395A, B395B, B395C, B101E, B101D.

  Associated Products (65)

  2023 Buick Enclave2023 Buick Encore GX2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Equinox2023 Chevrolet Silverado2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Sierra2023 GMC Terrain2022 Buick Enclave2022 Buick Encore GX2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer+ 45 more
  Associated Documents

  • DownloadMC-10234186-0001.pdf↗
• March 30, 2023•Document ID: 10234185

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

  Mfr Comm. #:

  23-NA-061

  Date Added:

  April 14, 2023

  Manufacturer:

  GMC

  Summary

  This informational bulletin advises the tech on how to check for possible exhaust leaks.

  Associated Products (13)

  2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2020 Chevrolet Silverado2019 Chevrolet Silverado2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra
  Associated Documents

  • DownloadMC-10234185-0001.pdf↗
• March 30, 2023•Document ID: 10234171

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-168

  Date Added:

  April 14, 2023

  Manufacturer:

  CADILLAC

  Summary

  This bulletin provides diagnostic information when checking the exhaust system for leaks.

  Associated Products (24)

  2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra+ 4 more
  Associated Documents

  • DownloadMC-10234171-0001.pdf↗
• March 28, 2023•Document ID: 10234170

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN; EQUIPMENT

  Mfr Comm. #:

  22-NA-148

  Date Added:

  April 14, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides repair information to correct a customer concern of Service 4–Wheel Drive Message Illuminated in DIC with DTC C119E Set During Antilock Brake System Event.

  Associated Products (8)

  2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10234170-0001.pdf↗
• March 28, 2023•Document ID: 10234169

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  22-NA-147

  Date Added:

  April 14, 2023

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides repair information to correct a customer concern of Service 4–Wheel Drive Message Illuminated in DIC with DTC C15AC Set.

  Associated Products (8)

  2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10234169-0001.pdf↗
• March 24, 2023•Document ID: 10234238

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

  Mfr Comm. #:

  PIP5825

  Date Added:

  April 17, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates A vehicle may come in with a internal transfer case concern.   Internal fault , Dealers need to disassemble to the point of failure and then do a cost comparison to determan repair VS. replacement.

  Associated Products (3)

  2021 Chevrolet Silverado2020 Chevrolet Silverado2019 Chevrolet Silverado
  Associated Documents

  • DownloadMC-10234238-0001.pdf↗
• March 24, 2023•Document ID: 10234161

  Service Bulletin/Repair Instructions
  EQUIPMENT; POWER TRAIN

  Mfr Comm. #:

  23-NA-052

  Date Added:

  April 14, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides a comparison sheet for the techs to aid while performing a transfer case teardown, if its cost efficient to repair or replace the t-case .

  Associated Products (4)

  2022 Chevrolet Silverado2021 Chevrolet Silverado2020 Chevrolet Silverado2019 Chevrolet Silverado
  Associated Documents

  • DownloadMC-10234161-0001.pdf↗
• March 23, 2023•Document ID: 10234232

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION:DISPLAY FUNCTION; EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS

  Mfr Comm. #:

  PIT5914A

  Date Added:

  April 17, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a concern on some 2020 Silverado and Sierra trucks where the radio display will go blank when trying to open the trailering app.  Dealers are to reprogram the radio to correct this concern.

  Associated Products (2)

  2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10234232-0001.pdf↗
• March 23, 2023•Document ID: 10234163

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-055

  Date Added:

  April 14, 2023

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs.

  Associated Products (171)

  2024 Chevrolet Blazer2024 Chevrolet Silverado2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Sierra2023 BrightDrop Zevo2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet 4500HD2023 Chevrolet 5500HD+ 151 more
  Associated Documents

  • DownloadMC-10234163-0001.pdf↗
• March 23, 2023•Document ID: 10234141

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  19-NA-219

  Date Added:

  April 13, 2023

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (930)

  2023 Buick Enclave2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Express2023 Chevrolet Malibu2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Trailblazer+ 910 more
  Associated Documents

  • DownloadMC-10234141-0001.pdf↗
• March 22, 2023•Document ID: 10234162

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  23-NA-053

  Date Added:

  April 14, 2023

  Manufacturer:

  BUICK

  Summary

  This service bulletin provides repair information on Radio Software Version U168 Update to correct customer concerns of radio software issues.

  Associated Products (15)

  2021 Buick Enclave2021 Chevrolet Traverse2021 GMC Acadia2020 Buick Enclave2020 Buick Encore2020 Cadillac CT62020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Camaro2020 Chevrolet Silverado2020 Chevrolet Traverse2020 GMC Acadia2020 GMC Sierra
  Associated Documents

  • DownloadMC-10234162-0001.pdf↗
• March 21, 2023•Document ID: 10234227

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

  Mfr Comm. #:

  PIT5636C

  Date Added:

  April 17, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates an issues with a SES MIL and DTC P1005 and to replace the fuel pump driver control module with an updated part number.

  Associated Products (4)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10234227-0001.pdf↗
• March 21, 2023•Document ID: 10234140

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16-NA-019

  Date Added:

  April 13, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.

  Associated Products (80)

  2023 Cadillac CT42023 Chevrolet Camaro2023 Chevrolet Silverado2023 GMC Savana2023 GMC Sierra2022 Cadillac CT42022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Silverado2022 GMC Canyon2022 GMC Savana2022 GMC Sierra2021 Cadillac CT42021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Express2021 Chevrolet Silverado2021 GMC Canyon+ 60 more
  Associated Documents

  • DownloadMC-10234140-0001.pdf↗
• March 20, 2023•Document ID: 10234150

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-150

  Date Added:

  April 13, 2023

  Manufacturer:

  CADILLAC

  Summary

  This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.

  Associated Products (28)

  2024 Chevrolet Silverado2024 GMC Sierra2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV+ 8 more
  Associated Documents

  • DownloadMC-10234150-0001.pdf↗
• March 20, 2023•Document ID: 10234147

  Service Bulletin/Repair Instructions
  EQUIPMENT; STRUCTURE

  Mfr Comm. #:

  22-NA-018

  Date Added:

  April 13, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).

  Associated Products (385)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Bolt EV2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 365 more
  Associated Documents

  • DownloadMC-10234147-0001.pdf↗
• March 20, 2023•Document ID: 10234144

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; WHEELS; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  21-NA-043

  Date Added:

  April 13, 2023

  Manufacturer:

  GMC

  Summary

  This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.

  Associated Products (564)

  2024 Chevrolet Blazer2024 Chevrolet Silverado2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Sierra2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV+ 544 more
  Associated Documents

  • DownloadMC-10234144-0001.pdf↗
• March 20, 2023•Document ID: 10234142

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  20-NA-082

  Date Added:

  April 13, 2023

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.

  Associated Products (45)

  2024 Chevrolet Silverado2024 GMC Sierra2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Canyon+ 25 more
  Associated Documents

  • DownloadMC-10234142-0001.pdf↗
• March 20, 2023•Document ID: 10234139

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, DIESEL

  Mfr Comm. #:

  03-06-04-017S

  Date Added:

  April 13, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information on availability of Diesel Fuel additives.

  Associated Products (138)

  2024 Chevrolet Silverado2024 GMC Sierra2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Express2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Savana2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD+ 118 more
  Associated Documents

  • DownloadMC-10234139-0001.pdf↗
• March 17, 2023•Document ID: 10234110

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-009

  Date Added:

  April 12, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.

  Associated Products (1132)

  2024 Chevrolet Trax2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Express2023 Chevrolet Malibu2023 Chevrolet Silverado+ 1112 more
  Associated Documents

  • DownloadMC-10234110-0001.pdf↗