WHILE TRAVELING ALONG RT 80 IN NEW JERSEY AT 65 MPH, TRAFFIC BEGAN TO SLOW IN ALL LANES. I HIT MY BRAKES ONLY TO FIND THAT MY FOOT WENT COMPLETELY TO THE FLOOR AND HAD POSSIBLY 10% BRAKING ABILITY REMAINING TO STOP THE TRUCK. I WAS ONLY ABLE TO AVOID CONTACTING THE VEHICLES IN FRONT OF ME BY DOWNSHIFTING, USING THE EMERGENCY BRAKE AND RUNNING ONTO THE HIGHWAY SHOULDER AND OFF THE ROAD TO AVOID AN ACCIDENT. I WAS ABLE TO DRIVE SLOWLY TO THE CLOSEST REPAIR SHOP WHERE I WAS INFORMED THAT THE BRAKE LINES WERE CORRODED AND LEAKING BRAKE FLUID. AS A RESULT, WHEN I HIT MY BRAKES, THE BRAKE FLUID LEAKED CAUSING THE LACK OF PEDDLE PRESSURE AND DID NOT OPERATE THE BRAKES PROPERLY. I HAD NO PREVIOUS WARNING THAT THERE WAS ANY BRAKE PROBLEMS. ADDITIONALLY, THE GAS LINES WERE CORRODED AND REQUIRED REPLACEMENT. THIS IS AN ADDITIONAL HAZARD THAT COULD CAUSE A FIRE. THE CORRODED BRAKE LINE ISSUE IS A WELL KNOWN (EXCEPT TO ME PRIOR TO THE INCIDENT) AND DOCUMENTED PROBLEM OF WHICH CHEVROLET REFUSES TO NOTIFY VEHICLE OWNERS. THE FIRST TIME OWNERS ARE AWARE OF THE BRAKE LINE PROBLEM IS WHEN THEY TRY TO STOP THE TRUCK AND BY THAT POINT, IT IS TOO LATE. *TR