AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2009 Infiniti G35
Overall rating NHTSA-grounded
Above average
Estimated 5-year repair + maintenance cost: $3,000–$5,000
The 2009 Infiniti G35 has a strong reliability track record, with minimal recalls and few owner complaints, primarily related to speed control and electrical issues.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| brakes | 45,000–70,000 miles | $300–$500 | common |
| suspension | 60,000–90,000 miles | $400–$1,200 | common |
| battery | 50,000–75,000 miles | $100–$300 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil change every 5,000 miles
- Brake fluid replacement every 2 years
- Coolant replacement every 60,000 miles
- Transmission fluid change every 30,000 miles
- Spark plug replacement every 60,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Unusual brake noises
- Increased braking distance
- Steering wheel vibrations
- Electrical malfunctions
- Warning lights on the dashboard
Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.