TL*THE CONTACT OWNS A 2000 FORD F-350 SUPERDUTY. WHILE THE CONTACT'S WIFE WAS DRIVING 10 MPH, SHE SLOWED DOWN TO TURN INTO AN ENTRANCE AND THE ENGINE SUDDENLY SHUT OFF. SHE LOST ALL POWER IN THE VEHICLE, INCLUDING STEERING AND BRAKES. THE FAILURE CAUSED HER TO CRASH INTO ANOTHER VEHICLE, WHICH IN TURN, CAUSED THAT VEHICLE TO STRIKE ANOTHER VEHICLE. THE CONTACT BELIEVES THAT THERE WERE NO INJURIES. THE FAILURE OCCURRED WITHOUT WARNING. THE DEALER AND MANUFACTURER WERE NOT NOTIFIED; HOWEVER, THE INSURANCE COMPANY WAS CALLED. A POLICE REPORT WAS FILED. THE CURRENT AND FAILURE MILEAGES WERE 161,530.