AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2002 Infiniti G20
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $4,000–$7,500
The 2002 Infiniti G20 has minimal recalls and a low complaint count, indicating decent reliability. The main concerns are with the air bags, engine, and visibility systems, which might incur repair costs.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| air bags | 80,000–120,000 miles | $300–$600 | occasional |
| engine and cooling | 100,000–150,000 miles | $400–$1,000 | occasional |
| visibility system | 90,000–120,000 miles | $150–$400 | rare |
Scheduled maintenance to budget
Routine items every owner should plan for.
- oil change every 5,000 miles
- brake fluid every 30,000 miles
- coolant every 60,000 miles
- timing belt every 90,000 miles
- spark plugs every 60,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- airbag warning light
- engine overheating
- sudden loss of visibility
- unusual noises from engine
- difficulty in steering
Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.