I PARKED THE VEHICLE IN FRONT OF MY GATE, PLACED IT IN PARK AND EXITED TO OPEN THE GATE. AFTER BEING OUT OF THE VEHICLE FOR APPROXIMATELY 2-3 MINUTES, I NOTICED THE VEHICLE MOVING BACKWARDS. I TRIED TO CATCH THE VEHICLE BUT WAS UNABLE DUE TO RECENT A KNEE INJURY. THE TRUCK HIT MY NEIGHBOR'S FENCE AND STOPPED. THE GEAR SHIFT HAD MOVED INTO REVERSE WHILE THE TRUCK WAS IDLING @ GATE. THIS WAS THE SECOND INCIDENT, BUT DURING THE FIRST I THOUGHT I MAY HAVE NOT PUT IT COMPLETELY INTO PARK. THEREAFTER, I HAD ALWAYS ENSURED THE PARK POSITION BEFORE EXITING. I HAD THE VEHICLE CHECKED @ MY DODGE/CHRYSLER DEALER & THEY SAID EVERYTHING OK. I PAID FOR $1,000.00 IN DAMAGES TO MY TRUCK, REPAIRS DONE BY DEALERS BODY SHOP. I RECEIVED A RECALL NOTICE ON 3/30/06 BUT DAIMLER CHRYSLER IS REFUSING TO PAY DAMAGES. *JB