TL* THE CONTACT OWNS A 2011 TOYOTA SIENNA. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 15 MPH, THE VEHICLE SUDDENLY ACCELERATED AT A HIGH SPEED. THE CONTACT CRASHED INTO THE REAR OF ANOTHER VEHICLE. THERE WAS NO POLICE REPORT FILED AND NO INJURIES REPORTED. THE CONTACT WAS ABLE TO DRIVE THE VEHICLE HOME. THE VEHICLE WAS NOT TAKEN TO A DEALER FOR DIAGNOSIS. THE MANUFACTURER HAD NOT BEEN MADE AWARE OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 33,000.