2008 Toyota Sienna problems and complaints
Owners have filed 429 complaints with NHTSA about the 2008 Toyota Sienna. The most-reported areas: Structure (117), Vehicle Speed Control (51), Electrical System (45).
Key takeaways
- 429 owner complaints on file with NHTSA.
- 37 involve a crash, 4 a fire, 19 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Structure | 117 | 27% |
| Vehicle Speed Control | 51 | 12% |
| Electrical System | 45 | 10% |
| Service Brakes | 43 | 10% |
| Engine | 39 | 9% |
| Power Train | 38 | 9% |
| Unknown Or Other | 34 | 8% |
| Steering | 33 | 8% |
| Electronic Stability Control (esc) | 29 | 7% |
| Tires | 19 | 4% |
| Air Bags | 14 | 3% |
| Latches/Locks/Linkages | 13 | 3% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2008 Toyota Sienna w/SAB | Not rated | Not rated | Not rated | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Latches/Locks/Linkages - filed 2026-08-21
The contact owns a 2008 Toyota Sienna. The contact stated that while driving at an undisclosed speed, the rear passenger’s side sliding door independently unlatched and opened. The vehicle was taken to a local dealer where unknown repairs were performed. The contact stated that several years later the failure reoccurre...
Firerelated - filed 2026-03-25
The contact owned a 2008 Toyota Sienna. The contact stated that while he was away, the fire department called to notify him that his vehicle had caught fire while parked in the driveway. The contact's neighbor was alerted to the fire by the vehicle's alarm system and called the fire department. The fire department exti...
Vehicle Speed Control - filed 2025-11-06
Throttle stuck while in reverse pulling out of a parking spot and accelerated resulting in backing into the building
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More for the 2008 Toyota Sienna
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.