WHILE DRIVING PUT HEAT ON AND STARTED SMELLING GAS FUMES INSIDE OF VEHICLE. TOOK TO DEALER. MECHANIC COULD NOT LOCATE OR SMELL FUMES. NEXT DAY, TURNED ON HEAT TO WARM UP, WENT INSIDE, AND THEN CAME 15 MINUTES LATER AND VEHICLE WAS IN FLAMES. FIRE DEPARTMENT ARRIVED AND PUT FLAMES OUT. CONTACTED MECHANIC, WHO CHECKED VEHICLE , AND INDICATED FUEL LEAK CAUSED FIRE. *AK CONSUMER IS REQUESTING REIMBURSEMENT. *SLC