MY WIFE AND DAUGHTER WERE INVOLVED IN A CRASH WITH OUR 2000 ISUZU AMIGO. MY WIFE IMPACTED A VEHICLE WHICH HAD CRASHED INTO ANOTHER VEHICLE AT APPROXIMATELY 25 MPH. NEITHER AIR BAG DEPLOYED NOR DID THE SEAT BELT TIGHTEN UP TO RESTRAIN MY WIFE, WHICH RESULTED IN HER IMPACTING THE STEERING WHEEL. AT THE SAME TIME, THE DRIVERS SEAT MOVED FORWARD AND DID NOT REMAIN STATIONARY.