TL*THE CONTACT OWNS A 2006 GMC ENVOY DENALI. WHILE DRIVING AT 45 MPH, THE CONTACT CRASHED INTO THE REAR OF ANOTHER VEHICLE. NONE OF THE AIR BAGS DEPLOYED. THE CONTACT SUFFERED HEAD INJURIES AND A POLICE REPORT WAS FILED. THE CONTACT CALLED THE MANUFACTURER AND WAS INFORMED THAT A REPRESENTATIVE WOULD BE SENT TO INSPECT THE VEHICLE. THE CURRENT AND FAILURE MILEAGES WERE APPROXIMATELY 80,000.