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What 7 owners told NHTSA about the 2023 Mini Cooper Countryman

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (7)Crash / fire / injury (2)Tires (2)Body & structure (1)Brakes (1)Electrical system (1)Engine (1)Hybrid Propulsion System (1)

1 of 7 complaints match · Electrical system · clear filters

Oct 27, 2023Electrical systemFire

The vehicle was on a repair rack at P & W BMW Dealer for an issue with the battery on the electric vehicle and the battery went into thermal runaway causing the vehicle to be consumed in the fire and causing significant damage to the other vehicles and to the structure. I, Det Michael Burns with the Pittsburgh Police Fire Investigation Unit investigated the fire and can be contacted at 412-670-4282.

NHTSA ODI 11552288

Working with the data? Download all 7 complaints as CSV · fetched from NHTSA July 27, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2023 Mini Cooper Countryman verdict →