I WAS TRAVELING ON A PARKWAY, AND HAD TO BRAKE WHEN TRAFFIC AHEAD STARTED TO SLOW DOWN. THE TRUCK STARTED TO SLOW DOWN, BUT WHILE I WAS STILL TRAVELING APPROX. 35-40MPH (WAS ORIG. DRIVING 55.... NORMAL HIGHWAY SPEED WHEN I STARTED TO BRAKE) WHEN THE BRAKE PEDAL WENT TO THE FLOOR, AND I LOST ALL BRAKING. THE ONLY REASON I DIDN'T REAR END THE CAR IN FRONT OF ME WAS BECAUSE THERE WAS NO CAR IN THE LANE TO MY RIGHT AT THE TIME. I ROLLED TO THE SIDE OF THE ROAD (LUCKILY NEAR AN EXIT), AND AFTER TURNING ON MY HAZARD LIGHTS, MY FRIEND WHO WAS IN THE PASSENGER SEAT AND WITNESSED THE ENTIRE THING, AND I GOT OUT OF THE TRUCK. HE OPENED THE HOOD, AND I GOT DOWN ON THE GROUND AND LOOKED UNDER THE TRUCK. IT WAS OBVIOUS WHERE THE PROBLEM WAS, AS THERE WAS BRAKE FLUID LEAKING DOWN FROM ABOVE THE AREA OF THE CENTER (GEAR HOUSING) OF THE REAR AXLE. I SLOWLY DROVE (WALKING SPEED) THE TRUCK FROM THE SHOULDER TO THE EXIT AND INTO A GAS STATION A FEW BLOCKS AWAY. THE OWNER WAS CLOSING UP, BUT WAS NICE ENOUGH TO TAKE MY TRUCK AND PROMISED TO WORK ON IT THE NEXT MORNING. I GOT A LOCAL HOTEL ROOM FOR THE NIGHT, AS WE WERE NO WHERE NEAR HOME. THE NEXT MORNING, THE MECHANIC SAID MY TRUCK WAS DONE. HE REPLACED BOTH BRAKE LINES IN THE REAR OF MY TRUCK AND BLED THE SYSTEM. HE RECOMMENDED I DRIVE CAUTIOUSLY STRAIGHT HOME (WHICH I DID UNEVENTFULLY), BUT EVERY BRAKE LINE IN THE TRUCK (AND FUEL LINE) WOULD NEED TO BE REPLACED DUE TO RUST. MY TRUCK IS IN MY DRIVEWAY AWAITING A ROBERT CHEVROLET (NY) APPT. IN 3 DAYS. BTW, THIS BOUGHT NEW BY ME TRUCK HAS LOW MILEAGE, AND I HAVE RECEIPTS PILED 1/2" HIGH FOR BETWEEN $3,000-$4,000 (OUT OF POCKET) WORTH OF BRAKE RELATED BRAKE REPAIRS ON THIS TRUCK, AND IT DOESN'T TAKE MUCH SEARCHING ON THE INTERNET TO REALIZE THIS IS NOT A ISOLATED CASE. PLEASE LOOK IN TO THIS BECAUSE SOMEONE'S GOING TO GET KILLED. HOPEFULLY NOT ALREADY. *TR