DT: WHILE DRIVING ON THE HIGHWAY AT 55-60 MPH THE STEERING WENT OUT. THE CAR WAS MOVING ON ITS OWN ACCORD FROM ONE SIDE OF THE LANE TO THE OTHER, AND STEERING BECAME UNRESPONSIVE. PUMPING THE BRAKES MADE THE REACTION WORSE. THE VEHICLE WAS STRUCK ON THE PASSENGER'S SIDE , SLOWING THE CAR,AND STEERING ENGAGED AGAIN. PULLED THE CAR OVER TO THE LEFT SHOULDER OF THE HIGHWAY.*AK