There are 1 owner-reported fuel system complaints for the 2015 Toyota Avalonin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
THE ADVERTISED MILEAGE OF 39MPH AND 40MPH IS INACCURATE. WITH CAREFUL DRIVING THE MOST I CAN GET ON MY DAILY COMMUTE IS 32.9.
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