AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2011 Infiniti G37
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $5,000–$8,000
The 2011 Infiniti G37 has an average reliability rating, with notable issues in the airbag and electrical systems. Although the driver satisfaction is high, complaints about airbags are significant, warranting cautious consideration.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| airbag system | 50,000–80,000 miles | $500–$1,200 | very common |
| power window controls | 30,000–60,000 miles | $150–$300 | common |
| vehicle speed control | 60,000–100,000 miles | $400–$800 | occasional |
| electrical system | 70,000–100,000 miles | $200–$600 | occasional |
| seat belts | 80,000–120,000 miles | $100–$300 | rare |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change
- Brake fluid replacement
- Transmission fluid service
- Spark plugs replacement
- Coolant flush
- Tire rotation and alignment
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Airbag warning light
- Slow window operation
- Unresponsive speed control
- Electrical system warnings
- Seat belt retraction issues
Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.