2010 TOYOTA PRIUS WAS PLACED IN "PARKING" IN MY HOME GARAGE, AS I TURNED OFF THE "HEATING" SWITCH TO THE SEAT, THE CAR ROLLED FORWARD ON ITS OWN AND HIT A WORK BENCH CHAIR IN FRONT OF THE VEHICLE. NO PERSONAL INJURY WAS SUSTAINED, BUT THE CAR HAD SOME DENTS TO THE FRONT END. *TR