2006 GMC SIERRA WITH A FRONT WHEEL BEARING BURN OUT. CONSUMER STATES THAT THE WHEEL BEARING BURN OUT WAS PRIOR TO THE TIRE WEARING OUT. GM DECIDED TO SEAL THE BEARING TO PROLONG THE LIFE. *KB THE CONSUMER STATED THE FAILURE OCCURRED WHILE DRIVING 70 MPH. ONCE HE WAS ABLE TO STOP THE VEHICLE, THE CONSUMER DISCOVERED THE BRAKE LINE HAD BROKEN AND A FIRE HAD IGNITED UNDER THE VEHICLE. THE AXLE AND ALL THE BRAKE COMPONENTS HAD TO BE REPLACED. *JB