200 FORD F-350 BURNED TO GROUND AFTER BEING PARKED IN DRIVEWAY FOR FIVE HRS. SUSPECT CRUISE CONTROL SWITCH. FIRE MARSHALL SAID OBVIOUS SHORT IN WIRING. DID NOT HAVE COMPREHENSIVE COVERAGE, BUSINESS AUTO LIABILITY WILL NOT COVER ANY OF OVER $8,000 LOSS OF TOOLS, EQUIPMENT AND SUPPLIES BECAUSE THE FIRE WAS NOT CAUSED BY MY NEGLIGENCE. LOSS OF TRUCK, TOOLS AND SUPPLIES ESTIMATE OVER $20,000. WHY IS FORD NOT RESPONSIBLE?? HAVE READ OF MANY OTHER SIMILAR CIRCUMSTANCES. *TR