THE VEHICLE WAS IDLING WITH THE WIPERS ON SLOW SPEED. SMOKE BEGAN TO COME OUT OF THE VENT BETWEEN THE WINDSHIELD AND THE HOOD. THE PLASTIC VENT BURST INTO FLAMES AND MELTED. THE FLAMES WERE EXTINGUISHED WITH MINIMAL DAMAGE TO THE VEHICLE. THE WIPERS ARE THE ONLY THING THAT DOESN'T OPERATE NOW. *TR