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Here are the technical service bulletins we have for the 2020 CHEVROLET 4500HD. If you have any questions, do not hesitate to Contact Us:
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191002
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191015
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin explains how a health report is required when doing repairs on LCF vehicles.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200228
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200228
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 162000 STRUCTURE:BODY
20200228
162000 STRUCTURE:BODY
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191002
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200121
350000 EQUIPMENT
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 ret
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200214
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provide policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200207
060000 ENGINE (PWS)
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.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200207
350000 EQUIPMENT
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.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200117
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200128
060000 ENGINE (PWS)
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.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
20200123
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
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.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200129
350000 EQUIPMENT
This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200214
356000 EQUIPMENT ADAPTIVE
This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200214
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200226
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 190000 TIRES
20200226
190000 TIRES
This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200102
356000 EQUIPMENT ADAPTIVE
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
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200102
350000 EQUIPMENT
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
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
20200102
073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
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
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200228
060000 ENGINE (PWS)
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200228
356000 EQUIPMENT ADAPTIVE
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200228
350000 EQUIPMENT
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200227
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only).
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191125
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191125
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20191029
100000 POWER TRAIN
This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191126
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191126
350000 EQUIPMENT
This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 120000 LIGHTING (PWS)
20191112
120000 LIGHTING (PWS)
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191112
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191112
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200428
356000 EQUIPMENT ADAPTIVE
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200428
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200403
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200403
350000 EQUIPMENT
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20200506
117000 DIGITAL INSTRUMENT PANEL
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200506
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200414
356000 EQUIPMENT ADAPTIVE
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 162000 STRUCTURE:BODY
20200414
162000 STRUCTURE:BODY
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20200527
117000 DIGITAL INSTRUMENT PANEL
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200527
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200507
350000 EQUIPMENT
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200302
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
20200505
073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200304
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on the Low Cab Forward trucks and the Alpine Radio Exchange Program.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200306
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information for dealers/technicians on Mobileye Exchange Program and Troubleshooting.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200320
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200318
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides policy information for courtesy transportation and roadside assistance programs.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20200331
353000 EQUIPMENT:ELECTRICAL
This warranty administration bulletin explains to the technician that when using wiring repair labor operations, additional information may be needed when submitting Global Warranty transactions when doing wiring repairs.
This 2020 CHEVROLET 4500HD Technical Service Bulletin affects the 190000 TIRES
20200304
190000 TIRES
This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires.