ON 11/02 I HAD MY VEHICLE AT THE DEALER FOR SERVICE & IT WAS BROUGHT UP THAT THE 4WD WAS TURNING ON & OFF RANDOMLY. THE SERVICE PERSON MENTIONED THAT THEY HAVE SEEN A HANDFUL OF THESE & THE COMPUTER IN THE VEHICLE WAS "ASLEEP" HOWEVER, THEY ADVISED THEY COULDN'T CHECK THE PROBLEM BECAUSE IT WAS IN WORKING ORDER AT THE TIME I HAD IT IN. THEY COULD ONLY CHECK THE PROBLEM IF IT WASN'T WORKING. THE LAST WEEK OF 1/03, I WAS TRAVELING AT HIGHWAY SPEEDS IN 2WD. THE VEHICLE AUTOMATICALLY SHIFTED ITSELF INTO 4WD HIGH, MADE A VERY LOUD SOUND & THE LIGHTS ON THE DASH CHANGED FROM 4WD HIGH TO AWD, & 4WD LOW. WHEN I ARRIVED HOME, ALL THE LIGHTS ON THE DASH FOR 4WD WERE OUT & HAVE NOT COME BACK ON. THE VEHICLE WAS TURNED OFF. WHEN THE VEHICLE WAS TURNED BACK ON THE FOLLOWING DAY, IT WAS IN 2WD & WOULD NOT ENGAGE INTO AWD OR 4WD HIGH OR LOW. I CONTACTED MY DEALER WHO SET UP AN APPOINTMENT TO BRING THE VEHICLE IN ON 2/5/03 TO HAVE THE 4WD CHECKED OUT. ON 2/4/03 I HIT A PATCH OF SNOW & ICE WITH MY REAR TIRES. I WAS TRAVELING APPROXIMATELY 40 MPH ON A 55 MPH ROAD. DUE TO THE VEHICLE ONLY BEING IN 2WD & THE AWD & 4WD NOT WORKING, THE FRONT WHEELS OF THE VEHICLE HAD NO POWER & THE VEHICLE WENT OUT OF CONTROL & ENDED UP IN A DITCH ON THE SIDE OF THE ROAD CAUSING OVER $4000 IN DAMAGE. MINOR BRUISING INJURY TO MYSELF WHEN MY KNEES SLAMMED INTO THE DASH. BODY DAMAGE HAS BEEN REPAIRED & THE SERVICE DEPT HAS CONFIRMED THAT THE COMPUTER WAS NOT WORKING AT THE TIME OF THE ACCIDENT IN ORDER F