AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2003 Cadillac Cadillac Truck
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $8,000–$12,000
The 2003 Cadillac Truck, with a single power train complaint, suggests relatively few reported issues, but caution is advised due to its age. Known liabilities lie outside the major recall databases. Owners should monitor key systems as they age.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| power train | 100,000–150,000 miles | $1,000–$3,000 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change every 5,000 miles
- Brake fluid replacement every 2 years
- Coolant change every 50,000 miles
- Transmission fluid change every 60,000 miles
- Spark plug replacement every 100,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Shuddering during acceleration
- Unusual transmission noises
- Delayed gear engagement
- Slipping out of gear
Generated by gpt-4o on 8/19/2026. Cost ranges are conservative estimates that account for typical regional variation.