AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2009 Mitsubishi Montero Sport
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $6,000–$9,500
The 2009 Mitsubishi Montero Sport has a minimal number of complaints, but the few that exist indicate recurring issues which could impact reliability. The lack of widespread serious recalls or high complaint counts suggests an absence of catastrophic defects, yet potential owners should be mindful of known issues with certain systems.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| timing belt | 80,000-100,000 miles | $300–$500 | common |
| suspension | 90,000-120,000 miles | $400–$700 | common |
| brakes | 60,000-100,000 miles | $200–$400 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake inspections and service
- Tire rotations
- Transmission fluid change
- Coolant system flush
- Replace air and cabin filters
- Inspect and lubricate suspension
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Rough idling or stalling
- Unusual suspension noise
- Brake pedal vibration
- Delayed throttle response
- Squealing brakes
Generated by gpt-4o on 8/22/2026. Cost ranges are conservative estimates that account for typical regional variation.