WHILE DRIVING ON THE MASS. TURNPIKE ON 04/23/06, MY VEHICLE WAS SUDDENLY ENGULFED IN THICK GRAY SMOKE. IT WAS DETERMINED BY MY INSURANCE AGENCY THAT IT WAS A "MECHANICAL FAILURE', WHICH RESULTED IN MY VEHICLE NEEDING A NEW ENGINE. I WAS UNABLE TO PAY FOR A NEW ENGINE, AND WAS REFUSED ANY ASSISTANCE FROM MAZDA USA AND DEALER VEHICLE WAS PURCHASED FROM. VEHICLE HAS 45,000 MILES ON IT. *NM