AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2014 Triumph Bonneville
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $2,500–$4,500
The 2014 Triumph Bonneville has an average reliability with issues stemming mainly from the fuel system, as noted in a recall. With few owner complaints, the model mostly appears dependable but requires attention to potential fuel injector issues.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| Fuel injectors | 20,000–40,000 miles | $300–$600 | common |
| Electrical system | 15,000–35,000 miles | $150–$400 | occasional |
| Speed control | 30,000–50,000 miles | $200–$500 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil change every 5,000 miles
- Brake fluid replacement annually
- Tire inspection and replacement
- Chain lubrication every 500 miles
- Coolant replacement every 24,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Erratic idle or stalling
- Sudden loss of power
- Unusual engine noises
- Delayed throttle response
Generated by gpt-4o on 8/18/2026. Cost ranges are conservative estimates that account for typical regional variation.