AS I WAS IN PARK WITH MY VEHICLE RUNNING, MY VEHICLE JUMPED OUT OF PARK INTO REVERSE AND ROLLED AWAY EVENTUALLY HITTING A WOMAN PUTTING HER INTO THE HOSPITAL. IT ALSO HAD DONE DAMAGE TO THE FUNERAL HOME WE WERE AT. I WAS NOT IN THE VEHICLE AT THE TIME. SEVERAL TIMES BEFORE THE INCIDENT THE CAR SHIFTER WOULD LOCK UP AND NOT EVEN MOVE OUT OF PARK.