AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2012 Infiniti G37
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $7,000–$11,000
The 2012 Infiniti G37 has an average reliability, with some notable airbag complaints. However, recall and complaints involving critical systems are limited. Electrical issues may be a concern but are not widespread.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| airbags | 50,000–80,000 miles | $500–$1,500 | common |
| power window switch | 40,000–70,000 miles | $300–$600 | occasional |
| electrical system | 60,000–90,000 miles | $200–$800 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change
- Brake fluid replacement
- Transmission fluid service
- Cooling system flush
- Spark plug replacement
- Air filter change
- Tire rotation and balance
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Airbag warning light
- Power window failures
- Unresponsive speed control
- Engine misfires
- Erratic electrical behavior
Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.