A 2003 TOYOTA SEQUOIA 2WD/LIMITED WAS PLACED IN PARK WITH THE ENGINE RUNNING ON A DOWN SLOPE DRIVEWAY. THE DRIVER EXITED THE VEHICLE, OPENED UP THE BACK TO GET SOMETHING TO DELIVER. THE PERSON BEGAN WALKING UP THE SIDEWALK TO THE FRONT DOOR WHEN AN EYE WITNESS NOTICED THAT THE CAR WAS IN FOWARD MOTION AND YELLED A WARNING. THE VEHICLE STRUCK A CLOSED GARAGE DOOR AND KNOCKED IT OUT OF PLACE AND STOPPED THE VEHICLE. THE DRIVER RAN TO THE CAR AND THE GEAR LEVER WAS IN PARK. THE ENGINE WAS SHUT OFF AND THE VEHICLE WAS TOWED TO THE DEALERSHIP.*JB