AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2018 Acura Rdx
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $6,000–$9,000
The 2018 Acura RDX has an average reliability due to significant fuel system complaints and a recall for the fuel pump. Additionally, there are notable issues with the power train and engine, but the frequency of these is lower than for the fuel system.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| Fuel system | 30,000–60,000 miles | $300–$600 | very common |
| Power train | 60,000–90,000 miles | $800–$1,500 | common |
| Engine | 60,000–90,000 miles | $700–$1,800 | common |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change every 5,000 miles
- Rotate tires every 7,500 miles
- Replace air filter every 30,000 miles
- Brake fluid replacement every 2 years
- Coolant change every 60,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Fuel smell indicating a leak
- Delayed acceleration or jerking
- Unusual noises during gear shifts
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.