ON VEHICLES WITH FRONT-DRIVE AUTOMATIC LOCKING HUBS THE CAM IN THE FRONT HUB LOCKING MECHANISM MAY BE INCORRECTLY HEAT TREATED. THE CAM COULD FRACTURE UPON ENGAGEMENT OF THE FRONT DRIVE AXLES. IF A PIECE OF THE CAM BECAME EMBEDDED IN THE WHEEL HUB NUT IT COULD CAUSE THE NUT TO LOOSEN AND EVENTUALLY RESULT IN WHEEL SEPARATION AND POSSIBLE VEHICLE CRASH.