AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2017 Porsche 911
Overall rating NHTSA-grounded
Above average
Estimated 5-year repair + maintenance cost: $8,000–$12,000
The 2017 Porsche 911 has minimal recalls and a few complaints, indicating good reliability. Its owner-reported issues are scattered and infrequent, suggesting strong overall performance.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| brakes | 30,000–60,000 miles | $800–$1,200 | common |
| tires | 25,000–50,000 miles | $600–$1,000 | common |
| battery | 40,000–70,000 miles | $150–$300 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil change every 10,000 miles
- Brake fluid replacement every 2 years
- Coolant flush every 4 years
- Transmission fluid change every 60,000 miles
- Engine air filter replacement annually
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Unresponsive wipers
- Engine misfires
- Electrical system warnings
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.