There are 1 owner-reported powertrain & transmission complaints for the 2021 Toyota Avalonin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2021 Toyota Avalon. The contact stated while diving approximately 50 MPH, the engine and transmission warning lights illuminated. The contact also stated that the windshield had detached from the frame. The contact stated that the rear doors were failing to close correctly. The contact stated the vehicle would roll with the brake pedal depressed before coming to a stop. While driving approximately 75 MPH, the steering wheel fractured and the air bags inadvertently deployed. Additionally, the headlamps and turn signals also failed to operate as needed. The vehicle was returned to the dealer who stated that front door master switch, the pillar and racket, the brakes, the headlamps, and turn signals needed to be repaired or replaced. The vehicle was repaired; however, the failure persisted. The manufacturer was made aware of the failure. The approximate failure mileage was 2,500.
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 25, 2026