Reliability & 5-year cost of ownership — 1999 Toyota Sienna
NHTSA data on file today
The 1999 Toyota Sienna has 3 NHTSA recall campaigns and 214 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
Recall campaigns on file
- NHTSA #10V160000 SPARE TIRE CARRIER ASSEMBLY CABLE CORROSION NHTSA notice
- NHTSA #98V278000 SOUTHEAST TOYOTA/AUDIOVOX/THEFT DETERRENT SYSTEM NHTSA notice
- NHTSA #98E035000 AUDIOVOX/THEFT DETERRENT SYSTEM NHTSA notice
Most-cited components in owner complaints
- Engine and Engine Cooling 39 complaints
- Structure 36 complaints
- Tires 28 complaints
- Steering 21 complaints
- Latches/Locks/Linkages 19 complaints
- Service Brakes, Hydraulic 14 complaints
Of the 214 complaints on file, 14 report a crash and 4 a fire; across all 214 complaints, owners report 25 injuries and 1 death (owner-reported, not verified by NHTSA).
Average
Estimated 5-year repair + maintenance cost: $4,000–$8,000AI estimate — not from NHTSA data
The 1999 Toyota Sienna has an average reliability rating based on 214 owner complaints and three recall campaigns. While the complaints span many parts, no single issue dominates. The data suggests some potential issues with engine cooling and structural integrity, but evidence is limited to warrant a definitive conclusion on major weaknesses.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| engine cooling | 60,000–120,000 miles | $300–$900 | common |
| structure | 80,000–140,000 miles | $500–$1,500 | common |
AI estimate — not from NHTSA data: the mileage bands and repair-cost ranges above. Get a written repair quote before you budget.
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake inspections and service
- Coolant flushes
- Transmission fluid changes
- Timing belt replacement
- Tire rotations and balances
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Engine overheating
- Rust on body panels
- Difficulty steering
- Unusual brake noises
- Electrical system failures
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 1999 Toyota Sienna at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.