TL* THE CONTACT OWNS A 2003 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, ODORS OF SMOKE WERE NOTICED BEFORE THE PASSENGER SEAT WARMER CAUGHT ON FIRE. NO POLICE OR FIRE REPORT WAS FILED. THE CONTACT EXTINGUISHED THE FIRE. THE CONTACT DID NOT SUSTAIN ANY INJURIES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 120,000.