VEHICLE PARKED. OWNER NOTICED SMOKE COMING FROM INSIDE OF VEHICLE. VEHICLE WINDOWS WERE BLOWN OUT & BLACK SMOKE ESCAPED & THEN FLAMES. FIRE DEPARTMENT WAS CALLED & PUT FLAMES OUT. GAVE NO INDICATION OF ORIGIN OF FIRE. INSURANCE INSPECTOR CHECKED VEHICLE & INDICATED A POSSIBLE ELECTRICAL SHORT IN THE WIRING SYSTEM THAT CAUSED THE FIRE. *AK