The contact owned a 2014 Kia Soul. The contact stated that while the daughter was driving approximately 40 mph the vehicle crashed into the rear end of another vehicle. During the crash, the front end sustained severe damage and the vehicle was destroyed but the driver-side air bag did not deploy and the front driver-side seat belt malfunctioned and did not secure the occupant causing the driver's head to make contact with the steering wheel. The driver sustained a head injury that required medical treatment. A police report was taken at the scene and the vehicle was towed away. The cause of the failure was not determined and the local dealer and manufacturer were not notified of the incident. The failure mileage was 94,000.