Chevrolet 4500HD Service Bulletins (2021)
318 manufacturer communications on file.
- January 6, 2022•Document ID: 10212588Service Bulletin/Repair InstructionsUNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN
- Mfr Comm. #:
- 16NA222
- Date Added:
- May 31, 2022
- Manufacturer:
- CHEVROLET
SummaryThis bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
Associated Products (63)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 Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Express+ 43 moreAssociated Documents - January 4, 2022•Document ID: 10213767Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- 1308116001G
- Date Added:
- June 13, 2022
- Manufacturer:
- CHEVROLET
SummaryThe intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
Associated Products (67)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+ 47 moreAssociated Documents - January 4, 2022•Document ID: 10213759Service Bulletin/Repair InstructionsFUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL
- Mfr Comm. #:
- 050604022S
- Date Added:
- June 13, 2022
- Manufacturer:
- GMC
SummaryThis bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
Associated Products (66)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+ 46 moreAssociated Documents - December 23, 2021•Document ID: 10212554Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING:ENGINE:DIESEL; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
- Mfr Comm. #:
- 18NA371
- Date Added:
- May 31, 2022
- Manufacturer:
- CHEVROLET
SummaryThis Bulletin will instruct the Chevrolet Medium Duty Dealer on how to download and request a Chevrolet Vehicle Insight (Health) report for Diesel engine equipped vehicles only.
Associated Products (7)Associated Documents - December 23, 2021•Document ID: 10212548Service Bulletin/Repair InstructionsPOWER TRAIN:MANUAL TRANSMISSION:INTERNAL:SHAFT:INTERMEDIATE/LAY; FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
- Mfr Comm. #:
- 17NA050
- Date Added:
- May 31, 2022
- Manufacturer:
- CHEVROLET
SummaryThis informational bulletin explains how a health report is required when doing repairs on LCF vehicles.
Associated Products (10)Associated Documents - November 8, 2021•Document ID: 10205539Service Bulletin/Repair InstructionsEQUIPMENT; ENGINE AND ENGINE COOLING
- Mfr Comm. #:
- 19NA104
- Date Added:
- December 27, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
Associated Products (72)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 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 52 moreAssociated Documents - November 5, 2021•Document ID: 10205737Service Bulletin/Repair InstructionsEQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:STEERING
- Mfr Comm. #:
- 030091001H
- Date Added:
- January 3, 2022
- Manufacturer:
- CADILLAC
SummaryThis service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns.
Associated Products (72)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 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 52 moreAssociated Documents - August 20, 2021•Document ID: 10205057Service Bulletin/Repair InstructionsFUEL SYSTEM, GASOLINE
- Mfr Comm. #:
- 20NA110
- Date Added:
- December 20, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.
Associated Products (10)Associated Documents - August 6, 2021•Document ID: 10205059Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:12V/24V/48V BATTERY
- Mfr Comm. #:
- 20NA132
- Date Added:
- December 20, 2021
- Manufacturer:
- CHEVROLET
SummaryThis warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
Associated Products (64)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 Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu+ 44 moreAssociated Documents - August 6, 2021•Document ID: 10205048Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 18NA073
- Date Added:
- December 20, 2021
- Manufacturer:
- CHEVROLET
SummaryThis 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 (31)2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500HD2021 Chevrolet 5500HD2021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Spark+ 11 moreAssociated Documents - June 28, 2021•Document ID: 10200149Service Bulletin/Repair InstructionsEQUIPMENT; VISIBILITY:GLASS, SIDE/REAR
- Mfr Comm. #:
- 21NA152
- Date Added:
- August 9, 2021
- Manufacturer:
- CADILLAC
SummaryThis service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage.
Associated Products (61)2022 Buick Encore2022 Buick Encore GX2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 4500HD2022 Chevrolet 5500HD2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Spark2022 Chevrolet Suburban+ 41 moreAssociated Documents - June 15, 2021•Document ID: 10200154Service Bulletin/Repair InstructionsEQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:MANUAL TRANSMISSION
- Mfr Comm. #:
- 990420002L
- Date Added:
- August 9, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
Associated Products (32)2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500HD2021 Chevrolet 5500HD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 12 moreAssociated Documents - June 7, 2021•Document ID: 10200152Service Bulletin/Repair InstructionsEQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; POWER TRAIN
- Mfr Comm. #:
- 080730035E
- Date Added:
- August 9, 2021
- Manufacturer:
- BUICK
SummaryThis bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
Associated Products (32)2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500HD2021 Chevrolet 5500HD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 12 moreAssociated Documents - May 27, 2021•Document ID: 10200089Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- 070089037Q
- Date Added:
- August 9, 2021
- Manufacturer:
- CHEVROLET
SummaryThis warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
Associated Products (34)2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500HD2021 Chevrolet 4500XD2021 Chevrolet 5500HD2021 Chevrolet 5500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox+ 14 moreAssociated Documents - May 25, 2021•Document ID: 10199281Service Bulletin/Repair InstructionsFUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:CANISTER
- Mfr Comm. #:
- 21NA124
- Date Added:
- July 19, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
Associated Products (32)2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500HD2021 Chevrolet 5500HD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 12 moreAssociated Documents - May 25, 2021•Document ID: 10198890Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 21NA124
- Date Added:
- July 6, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
Associated Products (32)2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500HD2021 Chevrolet 5500HD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 12 moreAssociated Documents - May 17, 2021•Document ID: 10200088Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- 070089037P
- Date Added:
- August 9, 2021
- Manufacturer:
- CADILLAC
SummaryThis warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
Associated Products (32)2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500HD2021 Chevrolet 5500HD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 12 moreAssociated Documents - April 6, 2021•Document ID: 10195149Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- 070089036J
- Date Added:
- June 7, 2021
- Manufacturer:
- BUICK
SummaryThis service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
Associated Products (64)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 Spark+ 44 moreAssociated Documents