TL* THE CONTACT OWNS A 2007 FORD F-150. THE CONTACT WAS SHIFTING FROM PARK TO REVERSE WHEN THE VEHICLE ABNORMALLY ACCELERATED IN REVERSE UNTIL HEAVY PRESSURE WAS APPLIED TO THE BRAKE PEDAL. THE VEHICLE WAS NOT TAKEN TO HAVE THE FAILURE DIAGNOSED. APPROXIMATELY FOUR DAYS LATER, THE FAILURE RECURRED WHILE DECELERATING FROM APPROXIMATELY 5 MPH. THE CONTACT WAS UNABLE TO STOP THE UNINTENDED ACCELERATION BY APPLYING THE BRAKES AND WAS INVOLVED IN A CRASH. THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER WHERE THEY WERE UNABLE TO DIAGNOSE THE FAILURE. THE VEHICLE WAS REPAIRED FOR THE BODY DAMAGES. THE FAILURE AND CURRENT MILEAGE WAS 55,000.