AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2003 Lincoln Ls
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $7,000–$11,000
The 2003 Lincoln LS faces notable reliability concerns, including issues with powertrain and electrical systems. A recall on wheels due to cracking at lug-nut holes highlights additional safety considerations, impacting the ownership experience.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| powertrain | 80,000–120,000 miles | $1,500–$3,500 | very common |
| electrical system | 70,000–110,000 miles | $300–$900 | common |
| engine | 90,000–130,000 miles | $1,200–$3,000 | common |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change every 5,000 miles
- Brake fluid replacement every 30,000 miles
- Transmission fluid change every 60,000 miles
- Coolant flush every 60,000 miles
- Inspect suspension components at 60,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Check engine light stays on
- Unusual vibrations during acceleration
- Electrical components not functioning
- Steering feels loose
- Braking requires more effort
Generated by gpt-4o on 8/19/2026. Cost ranges are conservative estimates that account for typical regional variation.