AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2021 Toyota 4runner
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $4,000–$7,000
The 2021 Toyota 4Runner has an average reliability record. Notable concerns include steering and suspension issues, but equipment recalls are minor and low in number.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| steering system | 40,000–70,000 miles | $300–$700 | common |
| suspension system | 50,000–80,000 miles | $500–$1,200 | common |
| service brakes | 30,000–60,000 miles | $250–$500 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change
- Tire rotation and balance
- Brake pad inspection
- Coolant system flush
- Transmission fluid service
- Air filter replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Vibrations while steering
- Excessive brake noise
- Suspension noise over bumps
Generated by gpt-4o on 8/23/2026. Cost ranges are conservative estimates that account for typical regional variation.