TL*THE CONTACT OWNS A 2002 KIA SEDONA. THE CONTACT STATED THAT WHILE TRAVELING 45 MPH, HE HEARD A LOUD NOISE FROM THE DRIVER SIDE OF THE VEHICLE AND THE SEAT BELT TIGHTENED CUTTING OFF HIS CIRCULATION. THE CONTACT HAD TO MOVE THE SEAT BACK TO GET AND UNLOCK THE SEAT BELT. A FEW MINUTES LATER, THE SAME FAILURE OCCURRED ON THE PASSENGER SIDE. THE CONTACT WAS UNABLE TO GET THE PASSENGER SIDE UNLOCKED. THE FAILURE LEFT THE CONTACT INJURED ACROSS THE CHEST AND WAIST. THE VEHICLE HAD NOT BEEN INSPECTED OR REPAIRED. THE CURRENT AND FAILURE MILEAGES WERE APPROXIMATELY 50,000.