The contact owns a 2004 BMW 330CI. The contact stated that after starting the vehicle and shifting to the reverse position, the engine began to rev very high, and the vehicle suddenly experienced unintended acceleration and drove reverse into the side of the home. During the incident the vehicle the destroyed. No injuries were reported and no police report was taken. The vehicle was later towed to the local mechanic but the cause of the failure was not determined and no repairs were performed. The manufacturer and local dealer were not contacted regarding the failure. The failure mileage was 10,000.