Reliability & 5-year cost of ownership — 2021 BMW M3
NHTSA data on file today
The 2021 BMW M3 has 3 NHTSA recall campaigns and 3 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
Recall campaigns on file
- NHTSA #21V554000 Passenger Seat Belt Malfunction/FMVSS 208 NHTSA notice
- NHTSA #21V298000 Front Seat Belt Buckle Assembly Malfunction NHTSA notice
- NHTSA #21V062000 Possible Loss of Braking Assistance and ABS NHTSA notice
Most-cited components in owner complaints
- Air Bags 1 complaint
- Seat Belts 1 complaint
- Steering 1 complaint
- Suspension 1 complaint
- Unknown or Other 1 complaint
Average
Estimated 5-year repair + maintenance cost: $15,000–$20,000AI estimate — not from NHTSA data
The 2021 BMW M3 has average reliability, with recalls for seat belt and brake issues. Few owner complaints exist, suggesting issues may be less widespread.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| seat belts | 10,000–30,000 miles | $100–$300 | common |
| brakes | 20,000–40,000 miles | $400–$800 | occasional |
| suspension | 30,000–50,000 miles | $500–$1,200 | occasional |
AI estimate — not from NHTSA data: the mileage bands and repair-cost ranges above. Get a written repair quote before you budget.
Scheduled maintenance to budget
Routine items every owner should plan for.
- oil changes every 10,000 miles
- brake fluid replacement annually
- tire rotation every 10,000 miles
- coolant service at 50,000 miles
- spark plugs at 60,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- unusual seat belt operation
- brake warning lights
- excessive brake noise
- vibration when steering
- rattling from suspension
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2021 BMW M3 at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.