AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2008 Audi S8
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $8,000–$14,000
The 2008 Audi S8 has a below-average reliability rating. The vehicle has an active recall concerning the sunroof assembly, which poses a safety risk. Complaints about visibility and vehicle speed control are noted, indicating potential repair needs.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| sunroof assembly | 60,000–80,000 miles | $300–$600 | very common |
| visibility system | 70,000–90,000 miles | $200–$400 | common |
| vehicle speed control | 80,000–100,000 miles | $400–$800 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change
- Brake fluid replacement
- Wheel alignment
- Transmission fluid check
- Coolant flush
- Brake pad replacement
- Tire rotation
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Sunroof rattling
- Wind noise from sunroof
- Hard shifts or slipping gears
- Unresponsive or sticky throttle
- Wiper failures
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.