AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2007 Bmw 3 Series
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $6,000–$12,000
The 2007 BMW 3 Series has an average reliability due to notable complaints about the air bags, electrical system, and engine. Recalls affect specific components like the engine cooling system and emissions control, which could lead to increased maintenance costs if ignored.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| air bags | 50,000–100,000 miles | $500–$1,500 | common |
| electrical system | 60,000–120,000 miles | $400–$1,200 | common |
| engine cooling | 70,000–120,000 miles | $300–$800 | common |
| steering | 80,000–130,000 miles | $250–$900 | occasional |
| power train | 100,000–150,000 miles | $700–$2,000 | rare |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil change every 7,500 miles
- Brake fluid flush every 30,000 miles
- Coolant replacement every 60,000 miles
- Transmission fluid change every 60,000 miles
- Spark plug replacement every 100,000 miles
- Rotate tires every 7,500 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Engine overheating
- Electrical malfunctions
- Steering stiffness
- Airbag warning lights
- Transmission slipping
Generated by gpt-4o on 8/19/2026. Cost ranges are conservative estimates that account for typical regional variation.