AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2021 Lexus Is
Overall rating NHTSA-grounded
Above average
Estimated 5-year repair + maintenance cost: $4,000–$6,000
The 2021 Lexus IS shows solid reliability with minimal recalls and complaints. With no major known failures and only two unspecified complaints, it promises low ownership costs.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| brake pads | 30,000–50,000 miles | $150–$300 | common |
| tires | 40,000–60,000 miles | $400–$800 | common |
| battery | 50,000–70,000 miles | $120–$200 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Tire rotations and balance
- Brake inspections
- Coolant system flush
- Transmission fluid change
- Fuel system cleaning
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Unusual tire wear patterns
- Brake noise beyond normal
- Battery warning light
Generated by gpt-4o on 8/18/2026. Cost ranges are conservative estimates that account for typical regional variation.