WHILE BACKING OUT VEHICLE ACCELERATED UNCONTROLLABLY AND CRASHED INTO A TREE. THE CONSUMER WAS ABLE TO DRIVER VEHICLE HOME. CONSUMER WILL TAKE THE VEHICLE TO A DEALER FOR INSPECTION IN THE NEAR FUTURE. *AK THE VEHICLE MADE A ROARING NOISE AND WHEN THE CONSUMER SHIFTED INTO DRIVE, THE VEHICLE SPED OFF UNCONTROLLABLY. *SC