AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2000 Infiniti Q45

Overall rating NHTSA-grounded

Below average

Estimated 5-year repair + maintenance cost: $5,000–$8,000

The 2000 Infiniti Q45 has significant issues with wheel integrity and suspension, as suggested by multiple complaints and a recall. The limited number of recalls relative to complaints raises reliability concerns.

Most-common failures

Part Typical mileage Cost range Frequency
wheels50,000–80,000 miles$200–$500very common
suspension60,000–90,000 miles$400–$800common
tires40,000–70,000 miles$100–$300common
service brakes100,000–130,000 miles$300–$600occasional
power train90,000–120,000 miles$800–$1,500occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil and filter change
  • Brake fluid replacement
  • Transmission fluid change
  • Coolant flush
  • Replace spark plugs
  • Tire rotation and balancing

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Uneven tire wear
  • Steering vibrations
  • Unusual braking noise
  • Difficulty shifting gears
  • Rattling noise from suspension

Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.