VEHICLE PARKED. STARTED VEHICLE & NO SOUND OR NOISE. WOULD NOT CRANK UP. LIFTED HOOD & WENT TO START VEHICLE AGAIN. STARTED TO SMELL SMOKE WHICH WAS COMING FROM THE STEERING WHEEL. THE VEHICLE WAS ON FIRE. FIRE DEPARTMENT ARRIVED & PUT FLAMES OUT. VEHICLE TOWED TO DEALER. LOCATION OF FIRE NOT DETERMINED BY FIRE DEPARTMENT OR GM INSPECTOR. *AK *ML