OUR 2012 DODGE RAM 2500 TRUCK 4 DOOR WAS PARKED, UPON PARKING THE TRUCK WHEN THE GEAR WAS PUT INTO P THE DOORS UNLOCKED AND THE KEY WAS REMOVED. WENT INTO THE BACK DRIVER SIDE DOOR REMOVED SOME ITEMS CLOSED ALL DOORS AND LOCKED DOORS WITH REMOTE. LEFT THE AREA FOR ABOUT 1 HOURS UPON RETURN A FRIEND SAID IS THAT YOUR TRUCK ROLLING TOWARDS THE BOAT RAMP. SURE ENOUGH I LOOKED OVER AND SAW OUR TRUCK MOVING PICKING UP SPEED TOWARDS THE BOAT RAMP. LUCKILY IF YOU WANT TO CALL IT THAT IT WAS STOPPED BY ANOTHER TRUCK AND TRAILER AS OUR TRUCK SWIPED THE PASSENGER SIDE OF THE OTHER TRUCK WHICH WAS THE ONLY THING THAT STOPPED IT FROM GOING INTO THE WATER. UPON INSPECTION BY THE RESPONDING SHERIFF THE DOORS OF OUR TRUCK WERE STILL LOCKED AND THE TRUCK WAS STILL IN PARK NO ONE TOUCHED THE TRUCK UNTIL IT WAS LOOKED AT BY THE SHERIFF.