Chevrolet Silverado Service Bulletins (2020)

2,121 manufacturer communications on file.

• March 9, 2020•Document ID: 10173681

  Service Bulletin/Repair Instructions
  TIRES; TIRES:SIDEWALL

  Mfr Comm. #:

  PIT4261F

  Date Added:

  April 13, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.

  Associated Products (91)

  2020 Cadillac Escalade2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 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 Silverado+ 71 more
  Associated Documents

  • DownloadMC-10173681-0001.pdf↗
• March 9, 2020•Document ID: 10173680

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  PIT5403F

  Date Added:

  April 13, 2020

  Manufacturer:

  GMC

  Summary

  This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related to damaged suspension components. Before any in-depth diagnostics are performed, be aware that various issues could occur if the vehicle has been modified and inform the customer the conditions noted may not be covered under warranty. Technician will inspect for installed aftermarket suspension components. Also inspect for improperly adjusted torsion bars.

  Associated Products (91)

  2020 Cadillac Escalade2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon XL2019 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 Silverado+ 71 more
  Associated Documents

  • DownloadMC-10173680-0001.pdf↗
• March 9, 2020•Document ID: 10173679

  Service Bulletin/Repair Instructions
  VISIBILITY; EQUIPMENT

  Mfr Comm. #:

  PIT5736

  Date Added:

  April 13, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates how the HVAC setting operates during a remote vehicle start.

  Associated Products (4)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10173679-0001.pdf↗
• March 6, 2020•Document ID: 10174442

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION

  Mfr Comm. #:

  PIE0556

  Date Added:

  May 4, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the transmission.

  Associated Products (4)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10174442-0001.pdf↗
• March 6, 2020•Document ID: 10174299

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  020089002S

  Date Added:

  April 27, 2020

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (667)

  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+ 647 more
  Associated Documents

  • DownloadMC-10174299-0001.pdf↗
• March 6, 2020•Document ID: 10174081

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

  Mfr Comm. #:

  20NA059

  Date Added:

  April 27, 2020

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides repair information to correct a customer concern of the pickup box endgate will not fully close by itself.

  Associated Products (4)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10174081-0001.pdf↗
• March 6, 2020•Document ID: 10174080

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  20NA058

  Date Added:

  April 27, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information for dealers/technicians on Silverado 4500HD/5500HD/6500HD RPO 5H1 - 2 Spare keys.

  Associated Products (2)

  2020 Chevrolet Silverado2019 Chevrolet Silverado
  Associated Documents

  • DownloadMC-10174080-0001.pdf↗
• March 5, 2020•Document ID: 10174438

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIE0538B

  Date Added:

  May 4, 2020

  Manufacturer:

  GMC

  Summary

  This engineering information (EI) ends the need for information from the field regarding 8 speed transmission shift quality.

  Associated Products (8)

  2020 Cadillac CT42020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Express2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Savana2020 GMC Sierra
  Associated Documents

  • DownloadMC-10174438-0001.pdf↗
• March 4, 2020•Document ID: 10174300

  Service Bulletin/Repair Instructions
  TIRES

  Mfr Comm. #:

  050310020G

  Date Added:

  April 27, 2020

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires.

  Associated Products (607)

  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 35002020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette+ 587 more
  Associated Documents

  • DownloadMC-10174300-0001.pdf↗
• March 4, 2020•Document ID: 10173676

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; SERVICE BRAKES

  Mfr Comm. #:

  PIT5735

  Date Added:

  April 13, 2020

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down.  GM Engineering is working on updated cals for the BSCM.

  Associated Products (4)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10173676-0001.pdf↗
• March 4, 2020•Document ID: 10173675

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP5670D

  Date Added:

  April 13, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information communicates the part restriction for the diesel turbocharger and EGR components. Updated to provide instruction on gathering additional data.

  Associated Products (2)

  2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10173675-0001.pdf↗
• March 4, 2020•Document ID: 10173674

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  PIP5700B

  Date Added:

  April 13, 2020

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the information provided in this document to obtain the internal wiring harness part numbers by application.

  Associated Products (56)

  2020 Cadillac CT42020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Express2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Savana2020 GMC Sierra2019 Cadillac ATS2019 Cadillac CTS2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Corvette2019 Chevrolet Express2019 Chevrolet Silverado2019 GMC Canyon2019 GMC Savana2019 GMC Sierra2018 Cadillac ATS2018 Cadillac CT6+ 36 more
  Associated Documents

  • DownloadMC-10173674-0001.pdf↗
• March 3, 2020•Document ID: 10174301

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

  Mfr Comm. #:

  060089026P

  Date Added:

  April 27, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides information on Warranty Administration ? Customer Concern Not Duplicated (CCND) Labor Operation Numbers.

  Associated Products (236)

  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+ 216 more
  Associated Documents

  • DownloadMC-10174301-0001.pdf↗
• March 3, 2020•Document ID: 10174073

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

  Mfr Comm. #:

  20NA050

  Date Added:

  April 27, 2020

  Manufacturer:

  CADILLAC

  Summary

  This technical bulletin provides a procedure to clear the codes and test the Tcase if found that the customer has tried to shift the t-case from 4lo to Hi gears while driving.

  Associated Products (19)

  2020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Colorado2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon2020 GMC Yukon XL2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Chevrolet Colorado2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Canyon2019 GMC Sierra2019 GMC Yukon2019 GMC Yukon XL
  Associated Documents

  • DownloadMC-10174073-0001.pdf↗
• March 3, 2020•Document ID: 10173671

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP5712

  Date Added:

  April 13, 2020

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the technician a service Diagnostic / Repair tip to avoid causing the crankshaft sprocket to disengage from the crankshaft during crankshaft balancer removal.

  Associated Products (13)

  2020 Cadillac CT42020 Cadillac CT52020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Silverado2020 GMC Acadia2020 GMC Sierra2019 Cadillac CT62019 Cadillac XT42019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10173671-0001.pdf↗
• March 3, 2020•Document ID: 10173670

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP5711

  Date Added:

  April 13, 2020

  Manufacturer:

  GMC

  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 (2)

  2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10173670-0001.pdf↗
• March 2, 2020•Document ID: 10174307

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

  Mfr Comm. #:

  990089019S

  Date Added:

  April 27, 2020

  Manufacturer:

  BUICK

  Summary

  This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.

  Associated Products (238)

  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 35002020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette+ 218 more
  Associated Documents

  • DownloadMC-10174307-0001.pdf↗
• March 2, 2020•Document ID: 10174269

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET

  Mfr Comm. #:

  19NA129

  Date Added:

  April 27, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.

  Associated Products (3)

  2020 Chevrolet Silverado2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10174269-0001.pdf↗
• March 2, 2020•Document ID: 10173628

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIP5637E

  Date Added:

  April 13, 2020

  Manufacturer:

  CHEVROLET

  Summary

  The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 3.0 LM2 engine. The dealer technician is advised to call the GM Product Quality Center for further assistance

  Associated Products (2)

  2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10173628-0001.pdf↗
• February 28, 2020•Document ID: 10173416

  Service Bulletin/Repair Instructions
  EQUIPMENT; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  040601029J

  Date Added:

  April 6, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.

  Associated Products (609)

  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 35002020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette+ 589 more
  Associated Documents

  • DownloadMC-10173416-0001.pdf↗