TL*THE CONTACT OWNS A 2005 DODGE RAM 3500. THE VEHICLE WAS PARKED ON AN INCLINE AND THE KEY WAS REMOVED FROM THE IGNITION. HOWEVER, THE VEHICLE BEGAN TO ROLL FORWARD AND CRASHED INTO A TREE. THE AIR BAGS FAILED TO DEPLOY. THE VEHICLE WAS DRIVABLE. THE DEALER WAS UNABLE TO DIAGNOSE THE CAUSE OF FAILURE, BUT SUGGESTED THAT THE VEHICLE MAY HAVE BEEN BUMPED INTO NEUTRAL INADVERTENTLY. THERE WAS ONE MINOR INJURY. A POLICE REPORT WAS FILED. THE CURRENT AND FAILURE MILEAGES WERE 23,000.