AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2008 Cadillac Dts
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $5,500–$9,000
The 2008 Cadillac DTS has notable electrical system issues, particularly with ignition and heated washer fluid system, leading to multiple recalls. Frequent owner complaints further highlight persistent problems in electrical systems and engine operations.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| ignition system | 50,000–80,000 miles | $200–$400 | very common |
| heated washer fluid system | 40,000–70,000 miles | $150–$300 | common |
| engine | 60,000–90,000 miles | $500–$1,800 | common |
| electrical - general | 70,000–100,000 miles | $100–$600 | common |
| airbag system | 80,000–110,000 miles | $300–$1,000 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake fluid replacement
- Tire rotation and balancing
- Transmission fluid exchange
- Coolant system checks
- Battery health inspection
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Engine knocking noises
- Frequent electrical glitches
- Airbag warning light
- Unresponsive ignition switch
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.