WHILE DRIVING APPROXIMATELY 10 MPH, THE DRIVER'S SEAT SUDDENLY LOWERED TO THE RIGHT WHILE MAKING A RIGHT TURN. THE CONSUMER BROKE ONE OF HIS RIGHT RIBS IN THE PROCESS OF THE SEAT COLLAPSING. THE STEERING WHEEL DID NOT RETURN TO THE NORMAL POSITION AFTER MAKING THE TURN. THE CAUSE OF THE FAILURE HAD NOT BEEN DETERMINED. *AK *SC