WHILE DRIVING AT APPROXIMATELY 45 MPH, NOTICED SMOKE COMING FROM THE REAR OF VEHICLE. PULLED VEHICLE OVER TO SIDE OF ROAD AND CHECKED UNDER THE HOOD. HEAD GASKETS WERE LEAKING OIL FROM THE ENGINE. DROVE VEHICLE TO DEALERSHIP, AND MECHANIC CONFIRMED WHAT PROBLEM WAS. HAD NOT HAD HEAD GASKETS REPAIRED. *AK