DRIVER'S SEAT TRACK LOCKING MECHANISM DISENGAGED SPONTANEOUSLY WHILE DRIVING UNDER NORMAL OPERATING CONDITIONS, ALLOWING DRIVER'S SEAT TO SLIDE FORWARD/BACKWARD. DRIVER MADE SUDDEN STOP, SEAT SLID FORWARD, LAP BELT SQUEEZED DRIVER'S BELLY, RUPTURIED AMNIOTIC SACK. DEALER HAS NO PART TO CORRECT PROBLEM. REPORTED BY LAWYER. *AK