GMC Hummer EV reliability: common problems by model year

Across 4 model years, the GMC Hummer EV has 30 owner-filed NHTSA complaints and 8 recalls on record. The most-reported areas are electrical system and power train. 2025 drew the most complaints (13), 2023 the fewest of the years on the road 3+ years (1).

4
Model years tracked
30
Owner complaints
8
Recalls
10
Median per year

Source: NHTSA complaints and recalls filed for GMC Hummer EV vehicles (US, public record).

Which Hummer EV years have the most problems?

Complaint volume by model year. Raw NHTSA totals, not adjusted for sales volume or time on the road, so older and higher-selling years accumulate more. Every year links to its full breakdown.

YearComplaints
202513
202410
20231
20226

Highest: 2025 (13 complaints). Lowest: 2023 (1).

Where owners report problems

electrical system15
power train4
steering4
forward collision avoidance4
service brakes4

What owners say

Polarized sentiment.

  • Very frequentExtremely poor efficiency

    Cited as the "least efficient EV," achieving less than 2.1 mi/kWh and approximately 59 MPG-e; real-world range significantly impacted by driving style and conditions.

  • Very frequentExcessive weight and size

    Approximately 9,000 lbs (4,082 kg) creates safety concerns for pedestrians and other vehicles, contributes to long stopping distances, and is criticized as wasteful.

  • Very frequentLong stopping distances

    60-0 mph (97-0 km/h) stopping distance reported between 137 ft and 157 ft, which is longer than a heavy-duty diesel dually; 70-0 mph (113-0 km/h) distance is 211 ft, and 100-0 mph (161-0 km/h) requires 504 ft.

  • RecurrentHigh cost

    MSRP cited at over $108,658 for a 2025 3X model, with transaction prices still exceeding $100,000; seen as poor value compared to competitors.

  • RecurrentSlow charging times

    Even with an 80A home charger, a full recharge can take approximately 12 hours; public charging to 100% can cost over $100.

Owner insights cover all generations of the Hummer EV. Individual model years are broken down above.

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