CAR HAD AN OIL CHANGE AND WAS WASHED THEN CAME HOME. CAR'S FRONT DEFROSTER WAS NOTED TO BE STUCK ON AND WHITE SMOKE STARTED TO BILLOW OUT FROM UNDER THE HOOD. QUICK CHECK UNDER THE CAR NOTED A FLAME THAT WAS EITHER COMING FROM THE CATALYTIC CONVERTER OR REFLECTING IN THE EXHAUST FROM SOMEWHERE ON THE BOTTOM/SIDE OF THE ENGINE. NO FLUIDS WERE SHOWN TO BE LEAKING ONTO THE DRIVEWAY OR WERE VISIBLE. CAR THEN RAPIDLY WENT UP IN FLAMES AND WAS A COMPLETE LOSS. FIRE DEPARTMENT HAD TO PUT OUT. *TR