AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2003 Ford Explorer Sport Trac
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $5,200–$9,800
The 2003 Ford Explorer Sport Trac has a below-average reputation due to numerous complaints, especially concerning the electrical system, powertrain, and suspension, contributing to higher repair costs and reliability issues over time.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| electrical system | 70,000–100,000 miles | $150–$500 | very common |
| powertrain | 80,000–110,000 miles | $1,000–$2,800 | common |
| suspension | 60,000–90,000 miles | $400–$1,200 | common |
| engine cooling | 90,000–120,000 miles | $350–$950 | occasional |
| braking system | 70,000–100,000 miles | $300–$700 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change every 5,000 miles
- Replace brake pads every 30,000 miles
- Coolant flush every 60,000 miles
- Transmission service every 60,000 miles
- Tire rotation every 7,500 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Electrical issues or flickering lights
- Transmission slipping or shifting problems
- Noisy or bumpy suspension
- Overheating engine or coolant leaks
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.