TL* THE CONTACT OWNS A 2012 CHEVROLET AVALANCHE. THE CONTACT STATED THAT WHILE STANDING AT THE REAR DRIVER'S SIDE DOOR WITH THE VEHICLE PARKED AND THE ENGINE RUNNING, THE VEHICLE ROLLED AWAY AT APPROXIMATELY 20 MPH. THE CONTACT WAS KNOCKED OVER AND SUSTAINED SEVERAL INJURIES INCLUDING A CONCUSSION AND SOFT TISSUE INJURIES. THE VEHICLE HALTED TO A STOP AFTER CRASHING AGAINST A TREE. A POLICE REPORT WAS NOT FILED OF THE INCIDENT. THE VEHICLE WAS INSPECTED BY A DEALER, WHO STATED THAT THE FRAME WAS DAMAGED HOWEVER, THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE AND CURRENT MILEAGE WAS 34,000.