2024 GMC Hummer EV SUV Service and Repair Manual

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Factory-Grade Data

2024 GMC Hummer EV SUV 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

  • 2 Sport Utility 4-Door
  • Edition 1 Sport Utility 4-Door
  • 3X Sport Utility 4-Door
  • 3X Omega Edition Sport Utility 4-Door
  • 2X Sport Utility 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

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Bancontact
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Vehicle Safety Data

2024 GMC Hummer EV SUV Recalls & Complaints

No active recalls The 2024 GMC Hummer EV SUV has no recalls on file with NHTSA.
TSB #11032784

This Preliminary information communicates to dealers a procedure to reset the radio.

TSB #11032768

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.

TSB #11032767

This Preliminary information communicates to dealers a procedure to reset the radio.

TSB #11032764

Pi created to provide GM dealers with information on gathering information for projection issue

TSB #11032763

This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues

TSB #11032658

PI created to provide dealer technicians with procedures for updating Google Maps.

TSB #11032625

This Preliminary information communicates to dealers steps to follow to recover an IOK radio.

TSB #11032622

This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.

Showing the 8 most recent of 237 technical service bulletins on file with NHTSA.

20260317Component: SERVICE BRAKESCrash reported

While operating my 2024 GMC Hummer EV at a low speed in a school zone, I came to a complete stop at a stop sign and began making a left turn. As I initiated the turn, the steering wheel suddenly locke

20260317Component: STEERINGCrash reported

While operating my 2024 GMC Hummer EV at a low speed in a school zone, I came to a complete stop at a stop sign and began making a left turn. As I initiated the turn, the steering wheel suddenly locke

20260317Component: ELECTRICAL SYSTEMCrash reported

While operating my 2024 GMC Hummer EV at a low speed in a school zone, I came to a complete stop at a stop sign and began making a left turn. As I initiated the turn, the steering wheel suddenly locke

20260317Component: STRUCTURE:BODY

Charge port door on vehicle will not open regardless of what you do.

20260207Component: VEHICLE SPEED CONTROL

The frunk latch on the vehicle becomes faulty and does not recognize the hood being latched and secure when it is. While driving, the vehicle without warning will immediately limit speed to 26mph rega

Showing the 5 most serious of 15 complaints filed with NHTSA.

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