Across 3 model years, the BMW M6 has 19 owner-filed NHTSA complaints and 2 recalls on record. The most-reported areas are steering and power train. 2007 drew the most complaints (7), 2014 the fewest (5).
3
Model years tracked
19
Owner complaints
2
Recalls
7
Median per year
Source: NHTSA complaints and recalls filed for BMW M6 vehicles (US, public record). Typical used asking price $24,896–$34,742.
Which M6 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.
Sentiment is deeply polarized and highly conditional. The vehicle is universally revered for its high-revving 5.0L V10 (S85) engine, described as an "insanely fast" and "brilliant" powerplant above 5,000 RPM, offering a unique and thrilling driving experience
Rod bearing failures in the S85 V10 engine: considered a critical, well-documented flaw requiring preventative replacement; catastrophic engine failure risk. Frequency: very frequent.
SMG III transmission reliability: prone to major failures, expensive repairs, and criticized for poor drivability in daily use. Frequency: very frequent.
Throttle actuator failures: another common and expensive fault with the S85 engine. Frequency: very frequent.
Extremely high maintenance and repair costs: described as demanding the upkeep of a "$100,000 car" when new; parts and specialist labor are very expensive. Frequency: very frequent.
Differential whine: develops under load, even on lower-mileage examples. Frequency: isolated.
Owner insights cover all generations of the M6. Individual model years are broken down above.