TL*THE CONTACT OWNS A 2009 DODGE JOURNEY. WHILE DRIVING APPROXIMATELY 45 MPH, THE CONTACT BEGAN TO HEAR A GRINDING NOISE FROM THE ENGINE COMPARTMENT. THE VEHICLE SUDDENLY STOPPED ACCELERATING WHILE THE ENGINE WAS RUNNING FOR 30 SECONDS. THE VEHICLE THEN STALLED AND THE CONTACT SMELLED A BURNING ODOR. THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER BUT THE FAILURE COULD NOT BE DIAGNOSED OR REPAIRED. THE CURRENT AND FAILURE MILEAGES WERE APPROXIMATELY 28,000.