VEHICLE WAS PLACED IN THE PARK POSITION, THEN VEHICLE WAS PLACED FROM PARK TO REVERSE, AND THE VEHICLE TOOK OFF IN REVERSE. CONSUMER THEN PLACED THE VEHICLE IN PARK, AND THE VEHICLE TOOK OFF IN DRIVE; FOOT WAS ON THE BRAKE PEDAL. VEHICLE CONTINUED TO MOVE, HIT A FENCE TO STOP THE VEHICLE. CONSUMER HAS CONTACTED THE DEALER, DEALER UNABLE TO DETERMINE THE CAUSE AT THIS TIME. *AK