TL*THE CONTACT OWNS A 2008 TOYOTA AVALON. WHILE ATTEMPTING TO SHIFT INTO PARK, THE VEHICLE SUDDENLY SURGED FORWARD, ACCELERATED OVER A CURB, AND CRASHED INTO A SIGN. THE VEHICLE CONTINUED TO ACCELERATE AND CRASHED INTO A TREE AND THEN ANOTHER CURB. THE CONTACT WAS ABLE TO STOP THE VEHICLE BY SHIFTING INTO NEUTRAL GEAR. A POLICE REPORT WAS FILED. THIS FAILURE OCCURRED TWICE. THE VEHICLE WAS TOWED TO THE AUTHORIZED DEALER TO BE REPAIRED. THE CURRENT AND FAILURE MILEAGES WERE 39,606.