TL*THE CONTACT OWNS A 2001 CHEVROLET IMPALA. THE CONTACT STATED THE VEHICLE WAS PARKED AND CAUGHT FIRE UNDERNEATH THE HOOD. THE FIRE DEPARTMENT EXTINGUISHED THE FIRE BUT COULD NOT FIND THE ORIGIN OF IT. THERE WERE NO INJURIES. A FIRE REPORT WAS NOT FILED. A REPORT WAS FILE WITH THE INSURANCE COMPANY. THE DEALER NOR MANUFACTURER WERE NOTIFIED REGARDING THE FAILURE. THE FAILURE MILEAGE WAS 182,598.