Chevrolet 4500HD Service Bulletins (2018)

375 manufacturer communications on file.

• February 7, 2020•Document ID: 10172784

  Service Bulletin/Repair Instructions
  ENGINE; EQUIPMENT

  Mfr Comm. #:

  18NA073

  Date Added:

  March 30, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This 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 (245)

  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 Equinox+ 225 more
  Associated Documents

  • DownloadMC-10172784-0001.pdf↗
• February 4, 2020•Document ID: 10172305

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIT3099T

  Date Added:

  March 9, 2020

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.  Technicians should refer to Service Information for information regarding most accessories.  Technicians may also contact PARTECH and/or the Techline Customer Support Center for additional support.

  Associated Products (801)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet 4500HD2018 Chevrolet 5500HD2018 Chevrolet Aveo2018 Chevrolet Bolt EV2018 Chevrolet Camaro2018 Chevrolet Colorado2018 Chevrolet Corvette+ 781 more
  Associated Documents

  • DownloadMC-10172305-0001.pdf↗
• January 31, 2020•Document ID: 10171318

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP4723D

  Date Added:

  February 10, 2020

  Manufacturer:

  GMC

  Summary

  This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester  and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.

  Associated Products (972)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet 4500HD2018 Chevrolet 5500HD2018 Chevrolet Aveo2018 Chevrolet Bolt EV2018 Chevrolet Camaro2018 Chevrolet Colorado2018 Chevrolet Corvette+ 952 more
  Associated Documents

  • DownloadMC-10171318-0001.pdf↗
• January 29, 2020•Document ID: 10172294

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  110089002D

  Date Added:

  March 9, 2020

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.

  Associated Products (245)

  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 Equinox+ 225 more
  Associated Documents

  • DownloadMC-10172294-0001.pdf↗
• January 28, 2020•Document ID: 10171896

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  19NA212

  Date Added:

  March 2, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away to correct a crank/No Start condition.

  Associated Products (93)

  2020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet 4500HD2020 Chevrolet Camaro2020 Chevrolet Express2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Savana2020 GMC Sierra2020 GMC Yukon2020 GMC Yukon XL2019 Cadillac CTS2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Chevrolet 35002019 Chevrolet 4500HD2019 Chevrolet Camaro2019 Chevrolet Corvette2019 Chevrolet Express+ 73 more
  Associated Documents

  • DownloadMC-10171896-0001.pdf↗
• January 23, 2020•Document ID: 10171875

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

  Mfr Comm. #:

  15NA010

  Date Added:

  March 2, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.

  Associated Products (234)

  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 Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox+ 214 more
  Associated Documents

  • DownloadMC-10171875-0001.pdf↗
• January 21, 2020•Document ID: 10172285

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  20NA016

  Date Added:

  March 9, 2020

  Manufacturer:

  BUICK

  Summary

  This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the returning vehicle.

  Associated Products (412)

  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+ 392 more
  Associated Documents

  • DownloadMC-10172285-0001.pdf↗
• January 17, 2020•Document ID: 10171888

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

  Mfr Comm. #:

  18NA306

  Date Added:

  March 2, 2020

  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 (372)

  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+ 352 more
  Associated Documents

  • DownloadMC-10171888-0001.pdf↗
• January 14, 2020•Document ID: 10171280

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIP5540F

  Date Added:

  February 10, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.

  Associated Products (801)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet 4500HD2018 Chevrolet 5500HD2018 Chevrolet Aveo2018 Chevrolet Bolt EV2018 Chevrolet Camaro2018 Chevrolet Colorado2018 Chevrolet Corvette+ 781 more
  Associated Documents

  • DownloadMC-10171280-0001.pdf↗
• January 2, 2020•Document ID: 10171878

  Service Bulletin/Repair Instructions
  EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  16NA383

  Date Added:

  March 2, 2020

  Manufacturer:

  PONTIAC

  Summary

  This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.

  Associated Products (964)

  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 4500XD2020 Chevrolet 5500HD2020 Chevrolet 5500XD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro+ 944 more
  Associated Documents

  • DownloadMC-10171878-0001.pdf↗
• November 13, 2019•Document ID: 10169298

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16NA019

  Date Added:

  December 16, 2019

  Manufacturer:

  BUICK

  Summary

  Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.

  Associated Products (119)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet 35002018 Chevrolet 4500HD2018 Chevrolet 4500XD2018 Chevrolet 5500HD2018 Chevrolet 5500XD2018 Chevrolet Aveo2018 Chevrolet Bolt EV+ 99 more
  Associated Documents

  • DownloadMC-10169298-0001.pdf↗
• October 1, 2017•Document ID: 10190339

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT

  Mfr Comm. #:

  150603002H

  Date Added:

  April 16, 2021

  Manufacturer:

  GMC

  Summary

  Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers Correct battery cold cranking amperage (CCA) ratings and type are critical for proper test results when using the EL-50313. Access to the battery specification label, which contains the OEM part number and CCA rating and type, may be difficult without component removal. Refer to the table below for the original equipment ratings and part numbers used to set up a proper battery test. There has been some confusion as to the correct ACDelco battery warranty replacement. Refer to the table below for the correct battery warranty replacement. The correct ACDelco battery warranty replacement in the catalog is designated by the "Original Equipment Replacement" note in the description field.

  Associated Products (140)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Buick Regal TourX2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac SRX2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet 35002018 Chevrolet 4500HD2018 Chevrolet 4500XD2018 Chevrolet 5500HD2018 Chevrolet 5500XD+ 120 more
  Associated Documents

  • DownloadMC-10190339-0001.pdf↗
• October 1, 2017•Document ID: 10190338

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  150089005A

  Date Added:

  April 16, 2021

  Manufacturer:

  CHEVROLET

  Summary

  Essential Tools that Include Consumable Parts (U.S. Only)

  Associated Products (741)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Buick Regal TourX2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac SRX2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet 35002018 Chevrolet 4500HD2018 Chevrolet 4500XD2018 Chevrolet 5500HD2018 Chevrolet 5500XD+ 721 more
  Associated Documents

  • DownloadMC-10190338-0001.pdf↗
• October 1, 2017•Document ID: 10190337

  Service Bulletin/Repair Instructions
  SUSPENSION:FRONT:MACPHERSON STRUT; SUSPENSION:FRONT:SHOCK ABSORBER; SUSPENSION:REAR:SHOCK ABSORBER

  Mfr Comm. #:

  150089004B

  Date Added:

  April 16, 2021

  Manufacturer:

  CHEVROLET

  Summary

  Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Improper diagnosis may lead to unnecessary component replacement. Use the following information to determine if the condition is normal acceptable seepage or a defective component

  Associated Products (794)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Buick Regal TourX2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac SRX2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet 35002018 Chevrolet 4500HD2018 Chevrolet 4500XD2018 Chevrolet 5500HD2018 Chevrolet 5500XD+ 774 more
  Associated Documents

  • DownloadMC-10190337-0001.pdf↗
• October 1, 2017•Document ID: 10190320

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER:SENSOR/SENDING UNIT

  Mfr Comm. #:

  070849020M

  Date Added:

  April 16, 2021

  Manufacturer:

  GMC

  Summary

  IPC Odometer Programming Method Quick Reference Guide

  Associated Products (794)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Buick Regal TourX2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac SRX2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet 35002018 Chevrolet 4500HD2018 Chevrolet 4500XD2018 Chevrolet 5500HD2018 Chevrolet 5500XD+ 774 more
  Associated Documents

  • DownloadMC-10190320-0001.pdf↗