THE DRIVER SIDE SEAT BACK COLLAPSED BACKWARDS WHILE VEHICLE WAS IN MOTION. THE DRIVER GRABBED STEERING WHEEL TO AVOID FALLING BACKWARDS AND CRASHED INTO A GRAVEL PIT AS A RESULT. *PH THE KNOBS THAT CONTROL THE SEAT HAVE BEEN FROZEN AND INOPERABLE FOR THREE YEARS. THE DRIVER'S SEAT WOULDN'T LATCH AND SLID BACK SEVERAL TIMES WHILE THE VEHICLE WAS BEING DRIVEN. *PH *NLM