AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2008 Lexus Is
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $6,000–$12,000
The 2008 Lexus IS shows an average reliability profile, with common issues in the engine and structure. Multiple complaints about airbags and visibility suggest recurring problems, though none are overwhelmingly serious.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| engine | 80,000–120,000 miles | $1,500–$2,500 | common |
| airbags | 60,000–100,000 miles | $1,000–$2,000 | common |
| structure | 70,000–110,000 miles | $500–$1,500 | occasional |
| visibility/wiper | 50,000–90,000 miles | $300–$600 | occasional |
| electrical system | 90,000–130,000 miles | $400–$1,200 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Change oil every 5,000 miles
- Replace air filter every 15,000 miles
- Inspect brakes every 10,000 miles
- Replace spark plugs every 60,000 miles
- Align wheels annually
- Flush coolant every 30,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Rough idle or engine noise
- Airbag warning light
- Water leaks into the cabin
- Window motors slowing
- Unusual vibrations at speed
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.