CLAYTON COUNTY FIRE DEPARTMENT ENGINE 1 RESPONDED TO A SERVICE CALL FOR A HEATED SEAT IN A CADILLAC ESCALADE THAT CAUGHT FIRE. THE OWNER STATED THAT SHE STARTED THE CAR AND NOTICED SMOKE COMING FROM THE DRIVER SEAT. SHE INVESTIGATED AND FOUND THAT THE DRIVER SEAT WAS BURNING. THE FIRE WAS EXTINGUISHED BY THE OWNER. CLAYTON COUNTY FIRE DEPARTMENT DISCONNECTED THE POWER SOURCE TO THE SEAT. THE ONLY DAMAGE OBSERVED WAS TO THE WIRING UNDER THE SEAT, AND A BURN MARK ON THE LEATHER SEAT. AS A POINT OF REFERENCE OUR INCIDENT REPORT # IS: 06-0000373. *NM