TL*THE CONTACT OWNS A 1998 LINCOLN TOWN CAR. THE CONTACT ATTEMPTED TO START THE VEHICLE, BUT WAS UNSUCCESSFUL. THE ENGINE TURNED OVER, BUT THE VEHICLE WOULD NOT ACTUALLY START. A MECHANIC INSPECTED THE VEHICLE AND A LOUD BOOM OCCURRED AS SOON AS THE VEHICLE WAS STARTED. THERE WAS SMOKE AND LOUD NOISES COMING FROM THE ENGINE. THE POWERTRAIN AND MILEAGES WERE UNKNOWN.