2022 GMC Hummer EV

The 2022 GMC Hummer EV marked the return of the Hummer name as an all-electric super truck. It boasts impressive performance figures, with the Edition 1 featuring a tri-motor setup producing an estimated 1,000 horsepower and 11,500 lb-ft of torque (though torque figures are often calculated at the wheel and don’t represent actual engine output). Other configurations offer different motor counts and power levels. Owners generally praise the Hummer EV’s unique design, off-road capabilities, and rapid acceleration. Criticisms often center around its large size, high price, and limited range compared to some other EVs. Here is a list of the common issues owners are having:

Electric Motor

3-Motor Setup (Edition 1)

• Battery Module Issues
  • Description/Symptoms: Some owners have reported issues with individual battery modules failing, leading to reduced range, charging problems, and potentially a warning light on the dashboard. This can result in the vehicle being unable to charge or operate properly.
  • Solution: Replacement of the faulty battery module.
  • Estimated Cost to Fix: $10,000+ (depending on the specific module and labor)
  • Recalls: None Found
• Software Glitches Affecting Motor Performance
  • Description/Symptoms: Intermittent loss of power, unusual motor noises, or unexpected software errors related to the motor control system.
  • Solution: Software update performed by a certified GMC technician.
  • Estimated Cost to Fix: Covered under warranty.
  • Recalls: None Found

Electrical

• Infotainment System Freezing/Crashing
  • Description/Symptoms: The infotainment screen freezes, becomes unresponsive, or crashes completely. This can affect navigation, audio, and vehicle settings.
  • Solution: Software updates are generally the first step. In some cases, the infotainment unit may need to be replaced.
  • Estimated Cost to Fix: Software update - covered under warranty. Infotainment replacement - $1,000 - $2,000+ (depending on labor).
  • Recalls: None Found
• Charging Port Issues
  • Description/Symptoms: Difficulty connecting to charging stations, slow charging speeds, or the charging port failing to recognize the charging cable.
  • Solution: Inspection and possible replacement of the charging port assembly.
  • Estimated Cost to Fix: $500 - $1,500+ (depending on the specific issue and labor).
  • Recalls: None Found
• Software Glitches
  • Description/Symptoms: Various software glitches affecting different vehicle systems, including driver assistance features, lighting, and climate control.
  • Solution: Software updates performed by a certified GMC technician.
  • Estimated Cost to Fix: Covered under warranty.
  • Recalls: None Found

Exterior

• Taillight Malfunction
  • Description/Symptoms: One or more of the taillight sections not illuminating or flickering.
  • Solution: Replacement of the taillight assembly.
  • Estimated Cost to Fix: $500 - $1,000+ (depending on the specific taillight and labor).
  • Recalls: None Found
• Sky Panel Leaks
  • Description/Symptoms: Water leaks around the removable sky panels, particularly during heavy rain or car washes.
  • Solution: Replacement of seals or the panels themselves, or adjustment of the panel fit.
  • Estimated Cost to Fix: $200 - $1,000+ (depending on the severity and parts needed).
  • Recalls: None Found

Interior

• Speaker Issues
  • Description/Symptoms: Rattling noises from the speakers or individual speakers malfunctioning, cutting in and out.
  • Solution: Speaker replacement, or adjustment of the speaker mounting.
  • Estimated Cost to Fix: $100 - $500+ per speaker (depending on the speaker and labor).
  • Recalls: None Found
• Screen Delamination
  • Description/Symptoms: Delamination of the adhesive holding the infotainment screen layers together, resulting in bubbles or a cloudy appearance.
  • Solution: Screen replacement.
  • Estimated Cost to Fix: $800 - $2,000+ (depending on the specific screen and labor).
  • Recalls: None Found

Suspension

• Air Suspension Issues
  • Description/Symptoms: Air suspension failing to maintain proper ride height, compressor malfunctions, or air leaks.
  • Solution: Replacement of the air compressor, air struts, or other suspension components.
  • Estimated Cost to Fix: $1,000 - $4,000+ (depending on the specific component and labor).
  • Recalls: None Found

Summary

The 2022 GMC Hummer EV, while groundbreaking, has experienced several issues, primarily revolving around the electrical system and specific component malfunctions like battery modules and air suspension components. The severity of these issues ranges from minor software glitches to more significant and costly repairs.