TL*THE CONTACT OWNS A 2006 FORD E550. WHILE ACCELERATING FROM A STOP AT 25 MPH, THE CONTACT WAS STRUCK BY ANOTHER VEHICLE ON THE DRIVER SIDE. THE CONTACT THEN DROVE INTO ONCOMING TRAFFIC AND CRASHED HEAD ON INTO ANOTHER VEHICLE. AFTERWARDS, THE VEHICLE STRUCK A LARGE SIGN. WHEN THE VEHICLE FINALLY STOPPED, THE CONTACT NOTICED THAT THE SEAT BELT ANCHORAGE HAD BECOME LOOSE AND THE SEAT BELT WAS RESTING IN HIS LAP. THE SEAT BELT HAD PREVIOUSLY BEEN REPAIRED. A POLICE REPORT WAS FILED. THE WEATHER WAS SUNNY AND DRY. THE CURRENT AND FAILURE MILEAGES WERE 12,500.