AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2012 Buick Regal Eassist
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $4,500–$7,500
The 2012 Buick Regal eAssist has moderate reliability with frequent battery issues and some engine complaints, although not excessive. Maintenance costs are reasonable.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| battery system | 50,000–80,000 miles | $800–$1,200 | very common |
| engine | 60,000–100,000 miles | $1,500–$3,000 | common |
| brake system | 40,000–70,000 miles | $400–$600 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- oil changes every 5,000 miles
- brake fluid every 2 years
- coolant replacement every 5 years
- transmission fluid check every 30,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- battery charge issues
- engine misfires
- brake pedal softening
- overheating engine
Generated by gpt-4o on 8/19/2026. Cost ranges are conservative estimates that account for typical regional variation.