HAD BEEN DRIVING VEHICLE FOR ABOUT 45 MINUTES WITH AIR CONDITIONER ON ,TURNED OFF ENGINE TO MAKE 3-5 MINUTE STOP,TURNED BACK ON ENGINE, DROVE VEHICLE FOR ABOUT 2 BLOCKS AND NOTICED SMOKE COMING OUT OF VENT , TURNED OFF ENGINE ,IN LESS THAN 7 MINUTES, VEHICLE WAS COMPLETELY ON FIRE. VEHICLE WAS A TOTAL LOSS. INSURANCE CLAIMS FIRE STARTED BECAUSE OF DEFECT IN MOTOR TO THE BLOWER WHICH CAUSED THIS PART TO OVERHEAT, RESULTING IN A FIRE. *AK