AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2004 Bmw R Series
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $3,000–$5,000
The 2004 BMW R Series has average reliability, primarily affected by fuel system issues. Few complaints suggest limited widespread problems.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| fuel system | 30,000–70,000 miles | $300–$600 | common |
| power train | 50,000–100,000 miles | $500–$1,500 | occasional |
| exterior lighting | 40,000–80,000 miles | $100–$250 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Valve clearance adjustment
- Brake fluid replacement
- Clutch service
- Spark plug replacement
- Drive belt check
- Cooling system check
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Fuel odor near tank
- Transmission slipping
- Dim or flickering lights
- Unusual engine noise
- Difficulty changing gears
Generated by gpt-4o on 8/23/2026. Cost ranges are conservative estimates that account for typical regional variation.