Chevrolet Silverado Service Bulletins

10,441 manufacturer communications on file.

• January 26, 2022•Document ID: 10208061

  Service Bulletin/Repair Instructions
  VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE

  Mfr Comm. #:

  PIT5734C

  Date Added:

  February 14, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.

  Associated Products (14)

  2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon XL2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon XL2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10208061-0001.pdf↗
• January 26, 2022•Document ID: 10208060

  Service Bulletin/Repair Instructions
  EQUIPMENT; COMMUNICATION

  Mfr Comm. #:

  PIT5883B

  Date Added:

  February 14, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates vehicles being built without certain options due to a parts shortage.

  Associated Products (24)

  2022 Buick Enclave2022 Buick Encore GX2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse2022 GMC Acadia+ 4 more
  Associated Documents

  • DownloadMC-10208060-0001.pdf↗
• January 26, 2022•Document ID: 10208058

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION

  Mfr Comm. #:

  PIP5817A

  Date Added:

  February 14, 2022

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the dealers information related to a hot idle tick noise from the engine. Testing to isolate the noise to the upper engine / valve train and repair recommendations related to valve train components.

  Associated Products (28)

  2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Silverado2022 GMC Acadia2022 GMC Sierra2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Silverado2021 GMC Acadia2021 GMC Sierra+ 8 more
  Associated Documents

  • DownloadMC-10208058-0001.pdf↗
• January 25, 2022•Document ID: 10208055

  Service Bulletin/Repair Instructions
  AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE:SOFTWARE

  Mfr Comm. #:

  PIT5821B

  Date Added:

  February 14, 2022

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates information on a parts restrictions for the passenger air bag.

  Associated Products (53)

  2014 Cadillac Escalade ESV2014 Chevrolet Suburban2014 Chevrolet Tahoe2014 GMC Yukon XL2013 Cadillac Escalade ESV2013 Chevrolet Avalanche2013 Chevrolet Silverado2013 Chevrolet Suburban2013 Chevrolet Tahoe2013 GMC Sierra2013 GMC Yukon2012 Cadillac Escalade ESV2012 Chevrolet Avalanche2012 Chevrolet Silverado2012 Chevrolet Suburban2012 Chevrolet Tahoe2012 GMC Sierra2012 GMC Yukon2011 Cadillac Escalade ESV2011 Chevrolet Avalanche+ 33 more
  Associated Documents

  • DownloadMC-10208055-0001.pdf↗
• January 25, 2022•Document ID: 10214216

  Service Bulletin/Repair Instructions
  WHEELS; SERVICE BRAKES

  Mfr Comm. #:

  21NA275

  Date Added:

  June 21, 2022

  Manufacturer:

  GMC

  Summary

  This service bulletin provides repair information to correct customer concerns of Rear Wheel Lock Up, ABS Event, Loud Bang and a Flashing ?D? on Driver Information Center (DIC) when Lightly or Moderately Accelerating Forcing an 8-7 or 8-6 Downshift.

  Associated Products (18)

  2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Silverado2020 GMC Sierra2019 Cadillac CT6
  Associated Documents

  • DownloadMC-10214216-0001.pdf↗
• January 24, 2022•Document ID: 10208052

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP5711B

  Date Added:

  February 14, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to the dealer technicians a warm engine knock noise has no short or long term effects on the engine. Do not attempt repairs for this noise.

  Associated Products (6)

  2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10208052-0001.pdf↗
• January 24, 2022•Document ID: 10214199

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE

  Mfr Comm. #:

  20NA090

  Date Added:

  June 21, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides a way for the technician to identify if the ECM has been modified.

  Associated Products (30)

  2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet 35002022 Chevrolet 5500HD2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet 35002021 Chevrolet 5500HD2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL+ 10 more
  Associated Documents

  • DownloadMC-10214199-0001.pdf↗
• January 24, 2022•Document ID: 10213777

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

  Mfr Comm. #:

  PIE0676

  Date Added:

  June 13, 2022

  Manufacturer:

  CADILLAC

  Summary

  This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Engine Coolant Reservoir Being Overfilled with Discolored Coolant, Shudder, Shake, Vibration, Harsh Shift, Delayed Shift and/or Slipping Transmission Performance.

  Associated Products (34)

  2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL+ 14 more
  Associated Documents

  • DownloadMC-10213777-0001.pdf↗
• January 24, 2022•Document ID: 10208053

  Service Bulletin/Repair Instructions
  ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

  Mfr Comm. #:

  PIT4322M

  Date Added:

  February 14, 2022

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnostic Trouble Code C0710. Technician should inspect for vehicles modifications before any in-depth diagnostics are performed.

  Associated Products (103)

  2022 Cadillac Escalade2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2021 Cadillac Escalade2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2020 Cadillac Escalade2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon2019 Cadillac Escalade2019 Chevrolet Silverado+ 83 more
  Associated Documents

  • DownloadMC-10208053-0001.pdf↗
• January 21, 2022•Document ID: 10212630

  Service Bulletin/Repair Instructions
  ENGINE; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  22NA014

  Date Added:

  May 31, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This technical provides a procedure to check for a possible faulty Reductant Injector and replace if the cause of the customers concern.

  Associated Products (6)

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

  • DownloadMC-10212630-0001.pdf↗
• January 21, 2022•Document ID: 10212609

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP

  Mfr Comm. #:

  18NA235

  Date Added:

  May 31, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This information bulletin advised the tech of possible use of low fuel quality and the possible ramifications in performance in regards to the customers concerns.

  Associated Products (86)

  2022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet 6500XD2022 Chevrolet 7500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Spark2022 Chevrolet Suburban+ 66 more
  Associated Documents

  • DownloadMC-10212609-0001.pdf↗
• January 20, 2022•Document ID: 10212629

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

  Mfr Comm. #:

  22NA013

  Date Added:

  May 31, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure for the technician to check and tighten the CAC plumbing if found loose.

  Associated Products (6)

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

  • DownloadMC-10212629-0001.pdf↗
• January 20, 2022•Document ID: 10212613

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  19NA188

  Date Added:

  May 31, 2022

  Manufacturer:

  GMC

  Summary

  The informational bulletin explains the normal noises that are emitted from the engine once the engine is turned off.

  Associated Products (6)

  2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10212613-0001.pdf↗
• January 20, 2022•Document ID: 10208048

  Service Bulletin/Repair Instructions
  LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH

  Mfr Comm. #:

  PIT5886

  Date Added:

  February 14, 2022

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue with the tailgate latch handle disengaging from the tailgate.  Dealers are to remove the tailgate handle standoff brackets.

  Associated Products (8)

  2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10208048-0001.pdf↗
• January 20, 2022•Document ID: 10206819

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

  Mfr Comm. #:

  N212342980

  Date Added:

  January 27, 2022

  Manufacturer:

  CHEVROLET

  Summary

  On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Dealers are to reprogram the reductant control module.

  Associated Products (4)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10206819-0001.pdf↗
• January 19, 2022•Document ID: 10212607

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  18NA103

  Date Added:

  May 31, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel in cold temperatures.

  Associated Products (112)

  2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet 6500XD2022 Chevrolet 7500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado+ 92 more
  Associated Documents

  • DownloadMC-10212607-0001.pdf↗
• January 18, 2022•Document ID: 10208039

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5386G

  Date Added:

  February 14, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.

  Associated Products (18)

  2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra2016 Chevrolet Silverado2016 GMC Sierra2015 Chevrolet Silverado2015 GMC Sierra2014 Chevrolet Silverado2014 GMC Sierra
  Associated Documents

  • DownloadMC-10208039-0001.pdf↗
• January 18, 2022•Document ID: 10208037

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  PIT5691B

  Date Added:

  February 14, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the need to Reference the latest version of GM Upfitter Integration Bulletin 149 for deleting the front or rear fuel tank of a chassis cab truck with RPO NSQ dual fuel tanks.

  Associated Products (4)

  2022 Chevrolet Silverado2021 Chevrolet Silverado2020 Chevrolet Silverado2019 Chevrolet Silverado
  Associated Documents

  • DownloadMC-10208037-0001.pdf↗
• January 18, 2022•Document ID: 10214197

  Service Bulletin/Repair Instructions
  EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:MANIFOLD PRESSURE (MAP) SENSOR

  Mfr Comm. #:

  20NA043

  Date Added:

  June 21, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw.

  Associated Products (17)

  2022 Chevrolet 35002022 Chevrolet 5500HD2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet 35002021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet 35002020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet 35002019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra
  Associated Documents

  • DownloadMC-10214197-0001.pdf↗
• January 18, 2022•Document ID: 10212628

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS

  Mfr Comm. #:

  22NA012

  Date Added:

  May 31, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for dealers/technicians on Stone Chip/Membrane Damage, Broken Connector and/or Sensor Retaining Tabs, and/or Paint Damage of Park Assist Sensors.

  Associated Products (198)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 4500HD2022 Chevrolet 5500HD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette+ 178 more
  Associated Documents

  • DownloadMC-10212628-0001.pdf↗