AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2001 Infiniti Q45
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $6,000–$9,000
The 2001 Infiniti Q45 has experienced notable issues with its wheels due to a recall for alloy wheel cracks. In addition, there are several complaints about its electrical system. These factors contribute to its below-average reliability rating.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| wheels | 50,000–70,000 miles | $500–$1,000 | common |
| electrical system | 80,000–110,000 miles | $300–$800 | occasional |
| vehicle speed control | 90,000–120,000 miles | $250–$750 | rare |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake inspections and pads
- Transmission fluid changes
- Cooling system flush
- Tire rotations and alignments
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Vibration at highway speeds
- Electrical accessory failures
- Unexpected acceleration or deceleration
- Rattling noises from wheels
- Dashboard warning lights
Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.