VEHICLE SUDDENLY SPUN TO THE RIGHT 180 DEGREES AND SLIDE SIDEWAYS AND OVER AN EMBANKMENT AND ONTO ITS SIDE. VEHICLE WAS TRAVELING AT APPROXIMATELY 35 MPH ON A STRAIGHT SECTION OF HIGHWAY 31 NORTH IN WHITEHALL MICHIGAN. VEHICLE WAS UNDER LIGHT POWER (PRESSURE ON THE GAS PEDAL) ON A SNOWY/ICY ROAD. TEMPERATURE WAS IN THE LOW 20 DEGREES. CAR HAD BEEN DRIVEN FOR ABOUT AN HOUR WHEN THE FAILURE OCCURRED. VIDEO CAMERA IN THE CAR RECORDED A POSSIBLE ELECTRICAL FAILURE, WHICH MAY HAVE EFFECTED VEHICLE'S ELECTRIC POWER STEERING SYSTEM CAUSING THE CAR TO LOSE POSITIVE CONTROL. VEHICLE HAS A HISTORY OF HEADLIGHTS BURNING OUT AND BEING REPLACED ON A YEARLY BASES, BOTH MAIN HEADLIGHTS AND FOG LIGHTS. CAR ALSO HAS A HISTORY OF ELECTRICAL FLICKERING. DRIVER IS 6O YEAR OLD MALE WITH 44 YEARS OF DRIVING EXPERIENCE IN WINTER CONDITIONS WITH NO ACCIDENTS.