AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2005 Buick Century
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $3,500–$5,500
The 2005 Buick Century has limited recall issues, mainly involving replacement parts and fuel pressure regulators. Reliability is moderate, with more complaints in lighting and electrical systems than other areas.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| exterior lighting | 50,000–80,000 miles | $150–$300 | very common |
| electrical system | 60,000–100,000 miles | $200–$400 | common |
| engine cooling | 70,000–110,000 miles | $300–$700 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake fluid replacement
- Transmission fluid service
- Coolant flush and fill
- Spark plug replacement
- Tire rotation and balance
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Dashboard warning lights
- Frequent bulb burnouts
- Unusual engine noise
- Intermittent electrical failures
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.