BRAKES FAILED WHILE APPLYED AT 55 MPH, BRAKE PEDAL WENT TO THE FLOOR, AND CAUSED A VEHICLE CRASH. DEALER NOTIFIED. *AK THE VEHICLE FLIPPED OVER THREE TIMES EJECTING THE PASSENGER AND INJURING THE DRIVER CRITICALLY. THE AIR BAG FAILED TO DEPLOY DURING THE ACCIDENT. THE VEHICLE HAD CRUISE CONTROL AND SEAT BELT PROBLEM AND EXPERIENCED A TIRE BLEW OUT. *YH