Reliability & 5-year cost of ownership — 2007 Mercury Mariner
NHTSA data on file today
The 2007 Mercury Mariner has 3 NHTSA recall campaigns and 33 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
Recall campaigns on file
- NHTSA #15V606000 Rebuilt Transmission Shift Lever May Disengage NHTSA notice
- NHTSA #15E045000 Front Wheel Bearing has Wrong Dimensions NHTSA notice
- NHTSA #14V526000 Motor Electronics Coolant Pump Failure NHTSA notice
Most-cited components in owner complaints
- Power Train 11 complaints
- Electrical System 7 complaints
- Engine 7 complaints
- Vehicle Speed Control 4 complaints
- Air Bags 2 complaints
- Engine and Engine Cooling 2 complaints
Of the 33 complaints on file, 1 reports a crash; across all 33 complaints, owners report 1 injury (owner-reported, not verified by NHTSA).
Average
Estimated 5-year repair + maintenance cost: $5,000–$8,000AI estimate — not from NHTSA data
The 2007 Mercury Mariner has a moderate history of powertrain and electrical issues, but no critical, widespread safety problems. While recalls indicate potential transmission and suspension concerns, common failures are usually manageable without excessive cost, keeping overall reliability average.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| powertrain | 70,000–100,000 miles | $800–$1,500 | common |
| wheel bearings | 60,000–90,000 miles | $300–$500 | common |
| hybrid coolant pump | 80,000–110,000 miles | $400–$750 | 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 and filter changes every 5,000 miles
- Brake fluid replacement every 2 years
- Tire rotation every 5,000 miles
- Air filter replacement every 30,000 miles
- Spark plugs replacement every 100,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Transmission slippage
- Unusual noises from front wheels
- Hybrid system overheating
- Check engine light for powertrain issues
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2007 Mercury Mariner at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.