Reliability & 5-year cost of ownership — 2004 Infiniti M45
NHTSA data on file today
The 2004 Infiniti M45 has 2 NHTSA recall campaigns and 43 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
Recall campaigns on file
- NHTSA #12V088000 FUEL GAUGE NHTSA notice
- NHTSA #04V497000 NISSAN/BRAKE LIGHTS NHTSA notice
Most-cited components in owner complaints
- Fuel System, Gasoline 23 complaints
- Engine 7 complaints
- Fuel System, Other 7 complaints
- Electrical System 5 complaints
- Seats 3 complaints
- Air Bags 2 complaints
Below average
Estimated 5-year repair + maintenance cost: $9,000–$14,000AI estimate — not from NHTSA data
The 2004 Infiniti M45 has significant issues with the fuel system and a history of electrical complaints. Recalls for fuel gauge inaccuracies and brake light switch failures indicate reliability concerns, impacting the vehicle's overall rating.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| fuel gauge | 70,000–100,000 miles | $200–$450 | very common |
| brake light switch | 50,000–90,000 miles | $100–$200 | common |
| fuel pump | 90,000–120,000 miles | $300–$600 | occasional |
AI estimate — not from NHTSA data: the mileage bands and repair-cost ranges above. Get a written repair quote before you budget.
Scheduled maintenance to budget
Routine items every owner should plan for.
- oil changes every 5,000 miles
- tire rotations every 10,000 miles
- brake inspections every 20,000 miles
- cooling system flush every 60,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- difficulty starting
- inaccurate fuel gauge readings
- intermittent brake light failures
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2004 Infiniti M45 at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.