AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2009 Bmw 7 Series
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $12,000–$18,000
The 2009 BMW 7 Series shows issues with the power train and engine, leading to higher ownership costs and reliability concerns.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| power train | 70,000–100,000 miles | $1,200–$3,000 | common |
| engine | 80,000–110,000 miles | $1,500–$4,000 | common |
| fuel system | 60,000–90,000 miles | $800–$2,500 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil change every 7,000 miles
- Brake fluid replacement every 2 years
- Spark plug replacement at 60,000 miles
- Brake pads and rotors every 40,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Delayed shifting in transmission
- Uneven engine idling
- Poor acceleration response
- Squeaking brakes
- Dim exterior lighting
Generated by gpt-4o on 8/19/2026. Cost ranges are conservative estimates that account for typical regional variation.