TL*THE CONTACT OWNS A 1998 JEEP GRAND CHEROKEE. WHILE DRIVING 65MPH, THE CONTACT NOTICED A RATTLING NOISE IN THE FRONT OF THE VEHICLE AND IT BEGAN TO SHAKE. PRIOR TO SHUTTING THE VEHICLE OFF TO OBSERVE THE FAILURE, SHE NOTICED BLACK SMOKE COMING FROM THE ENGINE AREA AND A FIRE WAS UNDERNEATH THE VEHICLE. THE VEHICLE HAS NOT BEEN DIAGNOSED BY THE DEALER. THE CURRENT AND FAILURE MILEAGE WERE 111000.