The contact owns a 2016 Hyundai Elantra. The contact stated that while driving out of the driveway, the vehicle experienced unintended acceleration. During the incident, the engine's RPMs suddenly increased before the vehicle erroneously accelerated forward and crashed into a tree causing body damage to the vehicle. During the crash, no injuries were reported and no police report was taken. The vehicle was taken to the local dealer who was unable to determine the cause of the failure. The manufacturer was notified of the incident. The failure mileage was 58,000. The contact stated that the failure occurs very rarely at approximately 1 to 2 times a year.