AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2006 Mercury Mariner
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $4,500–$6,500
The 2006 Mercury Mariner has been marked by issues with its hybrid propulsion system, power train, and suspension, leading to a number of recalls and owner complaints. These problems contribute to its overall below-average reliability rating.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| hybrid coolant pump | 70,000–100,000 miles | $500–$800 | common |
| automatic transmission | 80,000–110,000 miles | $1,500–$2,500 | occasional |
| wheel bearings | 60,000–90,000 miles | $200–$400 | occasional |
| windshield wiper motor | 30,000–60,000 miles | $200–$350 | occasional |
| engine control module | 100,000–130,000 miles | $400–$600 | rare |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake pad replacement
- Transmission fluid change
- Coolant flush
- Tire rotations
- Drive belt inspection
- Air filter replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Overheating hybrid electronics
- Unresponsive gear shifts
- Unusual noises from suspension
- Inconsistent brake performance
- Intermittent windshield wiper failure
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.