2025 GMC Hummer EV Pickup Maintenance guide
v1.0Updated Ethan Miller4 Sources Analyzed
The 2025 GMC Hummer EV Pickup, with a 'Below Average' reliability verdict, demands attention to its electrical system and powertrain. Electrical complaints citing water ingress affecting door locks and windows are prominent, alongside a critical powertrain failure involving loss of motive power.
Powertrain: Battery Electric (BEV)
View Critical Issue: Powertrain Sudden Loss of PowerReliability Score
Est. Annual Maintenance Cost
$300 - $600
TSBs & Recalls
171 TSBs | 0 Recalls
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Key Takeaways
- Electrical system water ingress is a primary concern, affecting door locks, windows, and mirrors.
- Sudden powertrain power loss is a critical failure mode requiring immediate attention.
3 more takeaways unlock below
Critical service intervals
Common failure analysis
Symptoms and prevention guidance
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MethodologyHow we score →
Scores are derived from NHTSA recalls and owner complaints, normalized by vehicle segment averages.
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