Engine problems — most reported vehicles
161,250 owner complaints filed with NHTSA name the engine component group. Below are the model years with the most reports. Last verified Aug 7, 2026.
Counts are unique NHTSA complaints naming this component for each model year. Complaints are unverified owner reports, and raw totals favor high-volume sellers — a popular model can rank high simply because more of them are on the road.
All vehicles with engine reports
Every model year in our complaint database with matching reports — 5,872 in total. Search or filter to find yours.
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