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2023 GMC Hummer EV Pickup Service and Repair Manual
Regular price
$49.99 USD
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Covers all 2023 Hummer EV Pickup trims — 3X Crew Cab Pickup 4-Door, Base Crew Cab Pickup 4-Door ·
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Complete repair procedures
Wiring diagrams & schematics
Torque specifications
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2023 GMC Hummer EV Pickup Service and Repair Manual
Regular price
$49.99 USD
Unit price
Regular price
$49.99 USD
Unit price
2023 GMC Hummer EV Pickup 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
- 3X Crew Cab Pickup 4-Door
- Base 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
No active recalls
The 2023 GMC Hummer EV Pickup has no recalls on file with NHTSA.
This Preliminary information communicates recovery procedure after return to dealer message.
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
This Preliminary Information communicates possible conditions arising from corrosion on the JX310 splice pack that could affect vehicle operation including the ability to start, drive, charge their EV.
This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this concern, to perform the steps listed and should be able to reprogram the module and correct this.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers a procedure to reset the radio.
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.
Showing the 8 most recent of 203 technical service bulletins on file with NHTSA.
My 2023 GMC Hummer EV 3X has experienced repeated thermal-protection failures in the high-voltage battery and drive-motor cooling system, causing the vehicle to enter limp mode and drop to as low as 1
My 2023 GMC Hummer EV 3X has experienced repeated thermal-protection failures in the high-voltage battery and drive-motor cooling system, causing the vehicle to enter limp mode and drop to as low as 1
My 2023 GMC Hummer EV 3X has experienced repeated thermal-protection failures in the high-voltage battery and drive-motor cooling system, causing the vehicle to enter limp mode and drop to as low as 1