AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 1998 Cadillac Seville
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $5,500–$8,000
The 1998 Cadillac SEVILLE's reliability is affected by electrical system issues, notably generator electrical shorts, and wiper motor malfunctions. Given frequent owner complaints about various issues, it struggles with below-average dependability.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| alternator | 80,000–100,000 miles | $300–$500 | very common |
| windshield wiper motor | 70,000–90,000 miles | $200–$350 | common |
| electrical system | 90,000–110,000 miles | $400–$800 | common |
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 3 years
- Transmission fluid check annually
- Tire rotation every 6,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Dimming headlights could indicate alternator issues
- Wipers not functioning at low speed
- Electrical malfunctions or warning lights
Generated by gpt-4o on 6/5/2026. Cost ranges are conservative estimates that account for typical regional variation.