WHILE DRIVING ON THE FREEWAY CONSUMER HEARD A NOISE UNDER THE VEHICLE. CONSUMER TRIED TO CONTROL THE VEHICLE AND IT BEGAN TO SWERVE. WHILE TRYING TO KEEP IT UNDER CONTROL, VEHICLE FLIPPED OVER, AND THE AIR BAGS FAILED TO DEPLOY. VEHICLE WAS TOTALED. *AK THE CONSUMER BELIEVES THE STEERING SHAFT BOLT BECAME LOOSE AND CAUSED THE ACCIDENT. *NM