1991 BUICK REGAL SUFFERED ROLL BACK WHILE TRYING TO EXIT PARKING SPACE ON INCLINE LOST CONTROL. *MR THE CONSUMER HAD NO CONTROL AND THE VEHICLE BACKED INTO A FENCE. THERE WAS AN INTERMITTENT BRAKE PROBLEM WITH IT GOING TO THE FLOOR AND LEAKING. THE EMERGENCY BRAKE HAD AN INTERMITTENT SLIP AND WOULD HAVE TO BE DEPRESSED TWICE. *SC *JB