There are 1 owner-reported suspension complaints for the 2009 Toyota Siennain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
USUALLY MOVING BETWEEN 25- 45 MPH. ON ANY ROAD. THE VSC, TRACTION CONTROL, AND CHECK ENGINE LIGHT COME ON. FOR NO REASON THIS HAPPENS QUITE OFTEN DAILY. I HAVE LOOKED INTI THIS AND NUMEROUS, NUMEROUS PEOPLE EXPERIENCE TGE SAME PROBLEM
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026