I WAS SITTING IN MY VEHICLE WITH THE ENGINE RUNNING AND THE AIR CONDITIONER ON, SINCE IT IS AUGUST AND VERY HOT IN LAS VEGAS. I HAD BEEN IN MY VEHICLE FOR APPROXIMATELY FIVE MINUTES ABOUT TO LEAVE WHEN MY AIR CONDITIONER STOPPED BLOWING COLD AIR. I SMELT AN ELECTRICAL SMELL IN COMING THROUGH THE VENTS. THEN MY CAR SHUT OFF AND SMOKE BEGAN POURING OUT FROM UNDERNEATH THE HOOD. I QUICKLY EXITED MY VEHICLE AND CALLED THE FIRE DEPARTMENT. WITHIN A COUPLE MINUTES, THE ENTIRE FRONT OF MY VEHICLE WAS IN ENGULFED IN FLAMES. I HAVE NOT DONE ANY MECHANICAL MAINTENANCE OR WORK TO MY VEHICLE RECENTLY. I HAD MY OIL CHANGED APPROXIMATELY 1000 MILES AGO. I HAD NOT HAD ANY PROBLEMS WITH MY VEHICLE UNTIL IT CAUGHT ON FIRE SPONTANEOUSLY AND RANDOMLY WITHOUT WARNING.