CONSUMER STATED THE THE VEHICLE WAS IN PARK WITH THE EMERGENCY BRAKE ENGAGED AND ENGINE RUNNING. THE CONSUMER EXITED THE VEHICLE THEN IT BEGAN TO ROLL BACKWARDS AND HIT A BRICK WALL. UPON INSPECTION THE CONSUMER NOTICED THAT THE GEAR LEVER HAD SHIFTED FROM PARK TO REVERSE. THE CONSUMER CONTACTED THE DEALER ABOUT GEAR SHIFT PROBLEM PRIOR TO THIS ACCIDENT. *TS *NLM