TL* THE CONTACT OWNS A 2003 GMC SIERRA. THE CONTACT STATED THAT WHILE DRIVING 65 MPH, A FIRE ERUPTED FROM THE UNDERCARRIAGE AREA. THE LOCAL FIRE DEPARTMENT WAS CALLED TO EXTINGUISH THE FIRE. THE VEHICLE WAS THEN TOWED TO THE CONTACT'S RESIDENCE AND HAD NOT BEEN REPAIRED OR DIAGNOSED TO DETERMINE THE CAUSE OF THE FIRE. THE MANUFACTURER WAS NOT MADE AWARE OF THE INCIDENT. THE APPROXIMATE FAILURE MILEAGE WAS 150,000.