WHEN EXITING THE TOLL ROAD, I APPLIED BRAKES TO SLOW DOWN. IT APPEARED WE WERE GOING TO ROLL THRU THE GATE, I LET OFF THE BRAKE, AND THEN THE CAR IN FRONT OF ME RE-APPLIED HER BRAKE. AND WHEN I RE-APPLIED MY BRAKES, THEY WENT TO THE FLOOR. NO WARNING, NO WARNING LIGHTS - THE TRUCK DID NOT STOP. I HIT THE CAR INFRONT OF ME. LUCKILY I WASN'T TRAVELING AT A HIGH RATE OF SPEED, AS NOBODY WAS HURT. AFTER THE INCIDENT, I NOTICED ALL THE BRAKE FLUID HAD LEAKED OUT, AND THEN MY SERVICE LIGHTS CAME ON. HAD TO BE TOWED HOME AND THERE I DISCOVERED THAT MY BRAKE LINES HAD DISINTEGRATED - TOTALLY RUSTED OUT. I'M AT THE CONCLUSION THAT THE BRAKE LINE WALL WAS SO THIN, THAT WHEN I APPLIED THE BRAKES THE LAST TIME, THE PRESSURE BLEW OUT THE LINE. NO SECONDARY LINE FUNCTION. YES, ALL LINES APPEAR TO BE TOTALLY RUSTED OUT. TRUCK IS ORIGINALLY FROM OHIO, I LIVE IN TEXAS. I SEE THAT THIS IS AN ONGOING PROBLEM IN CHEVY/GMC TRUCKS. AND I AM FACING AN OUTRAGEOUS REPAIR BILL. AS A SINGLE PARENT OF 3, 2 OF WHICH ARE TEENAGE DRIVERS, I'M NOT ABLE TO COME UP WITH THE FUNDS TO REPAIR. I'M SO GLAD MY KIDS WEREN'T DRIVING IT AT THE TIME. I AM TRYING TO GET GM TO HONOR THE BRAKE LINE REPAIR FOR $500 THAT I HAVE SEEN ON A COUPLE OF TV STATION ACTION REPORTS. NO LUCK SO FAR. THANK GOD MY KIDS WEREN'T DRIVING, AND THANK GOD I WASN'T TRAVELING AT HIGHER SPEEDS - WHERE SOMEONE MAY HAVE BEEN SERIOUSLY HURT. *TR