2024 GMC Sierra EV service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- Denali Edition 1 Crew Cab Pickup 4-Door
Engines covered
- BATTERY EV (EV/BEV)
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
General Motors, LLC (GM) is recalling certain 2024 Chevrolet Silverado EV and 2024-2025 GMC Sierra EV pickup trucks. The bolt that secures the rear center seat belt assembly to the seat structure may
An improperly secured seat belt assembly may not restrain an occupant as intended, increasing the ri
GM will tighten the bolt that attaches the center seat belt assembly to the rear seat structure, fre
General Motors, LLC (GM) is recalling certain 2024 GMC Sierra EV vehicles. The front turn signal lights and parking lights may be too similar in brightness, making it difficult to see the front turn
Front turn signals that are difficult to see may not clearly indicate the driver's intentions to oth
Dealers will replace the headlamp multipurpose LED driver (MLD) module, free of charge. Owner notif
General Motors, LLC (GM) is recalling certain 2024 Cadillac Lyriq, Chevrolet Blazer EV, Chevrolet Silverado EV, GMC Hummer EV SUV, and GMC Sierra EV vehicles. The electric motors in the rear drive un
A loss of drive power increases the risk of a crash.
Dealers will replace the rear drive unit, free of charge. Owner notification letters were mailed Ma
Certain vehicles may be missing important information regarding the proper use of EV energy offboarding from the vehicle to a building. Vehicle owners will be mailed an insert to include in their Owner Manual. For vehicles in dealer invento
This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications. Engineering is investigating and this PI will be converted to a bulletin when a repair is avail
If a vehicle has an issue with super cruise inoperative tech is directed to follow a diagnostic path before replacing the Image processing module.
This Preliminary information communicates to dealers a procedure to reset the radio.
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM. Advises of how to contact PQC to authorize SDGM replacement.
This Preliminary information communicates to dealers a procedure to reset the radio.
Pi created to provide GM dealers with information on gathering information for projection issue
Showing the 8 most recent of 384 technical service bulletins on file with NHTSA.
I was driving and noticed a very strong smell of an electrical fire. The truck popped up a High Voltage Battery warning and several warning lights came on. We stopped, restarted the truck and the lig
I was driving and noticed a very strong smell of an electrical fire. The truck popped up a High Voltage Battery warning and several warning lights came on. We stopped, restarted the truck and the lig
I was driving and noticed a very strong smell of an electrical fire. The truck popped up a High Voltage Battery warning and several warning lights came on. We stopped, restarted the truck and the lig
While on freeway going 75 mph, GMC installed soft tonneau cover came loose from forward anchor points and starting flapping loudly in wind and without quickly stopping would have flown off truck and h
The truck bed cover is not secure, it fits in via a channel with no straps or other protections and so when driving on the highway, it flies off from the connection to the cab and you canât see behi
Showing the 5 most serious of 8 complaints filed with NHTSA.
