WHILE DRIVING OUR 1994 FORD F150 I BEGAN TO SMELL SOMETHING BURNING. SMOKE BEGAN FILLING THE CAB THROUGH THE VENTS SO I RETURNED HOME AND TURNED OF THE ENGINE. 4 MINUTES LATER I RETURNED TO REMOVE THE CARSEATS AND NOTICED FIRE FALLING FROM UNDER THE PASSENGER SIDE. I WENT TO CALL 911 AND RETURNED 4 MINUTES LATER AND FLAMES WERE COMING OUT FROM UNDER THE HOOD. WITHIN ANOTHER 2 MINUTES THE WHOLE CAB WAS CONSUMED IN FLAMES AND BURNED UNTIL THE FIRETRUCKS CAME. TRUCK IS A LOSS AND MELTED TO MY DRIVEWAY. LUCKILY MY CHILDREN WERE NOT WITH ME AND NO ONE WAS HURT. *TR