TL* THE CONTACT OWNS A 2008 TOYOTA SIENNA. THE CONTACT STATED THAT WHILE ATTEMPTING TO PARK, THE VEHICLE IT SUDDENLY ACCELERATED FORWARD. THE CONTACT APPLIED THE BRAKES ABRUPTLY AND WAS ABLE TO STOP THE VEHICLE FROM MOVING ANY FURTHER. ON A SEPARATE OCCASION WHILE DRIVING 20 MPH, THE VEHICLE ACCELERATED INDEPENDENTLY AND CAUSED THE CONTACT TO CRASH THROUGH A FENCE, CAUSING DAMAGES TO THE VEHICLE FRONT END. THERE WERE NO INJURIES. THE CONTACT CALLED THE DEALER BUT NO ACTION WAS TAKEN. THE CONTACT BELIEVED THE VEHICLE WAS EXTREMELY UNSAFE TO DRIVE. THE FAILURE MILEAGE WAS 25,000.