AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2008 Audi A8
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $10,000–$15,000
The 2008 Audi A8 has few major recalls and a moderate number of complaints, reflecting mostly in airbags and power train issues. This suggests an average reliability over time.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| sunroof assembly | 50,000–80,000 miles | $500–$1,000 | common |
| airbag system | 70,000–100,000 miles | $700–$1,500 | occasional |
| powertrain | 80,000–120,000 miles | $1,500–$3,000 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Transmission service
- Brake fluid replacement
- Coolant system service
- Tire rotation and balance
- Battery inspection and replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Stiff or unresponsive steering
- Delayed gear shifts
- Engine misfires
- Unusual sunroof noises
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.