VEHICLE EXPERIENCED PASSENGER COMPARTMENT FIRE, IT APPEARS TO HAVE STARTED AT THE IGNITION SWITCH, CONSUMER SUSPECTS THE FIRE WAS DUE TO A PRIOR COLLISION, HOWEVER AN INSPECTOR STATED THE HEATER CORE WAS LEAKING INTO THE ECS MODULE, THIS CAUSED A SHORT IN THE WIRING HARNESS, THUS CAUSING THE FIRE, CLAIM 40-2188-822. *SLC