2004 GMC G1500 Wheels Problems

2004 CHEVY 1500 LS 2X4 BREAK LINE FAILED MONTH AGO TWICE ANOTHER BREAK LINE FAILED 4 DAYS AGO ALL MOST HIT BUS WITH KIDS BREAK LINES HAVE TON RUST MISLEADING I USED SOVENT CLEAN RUST OFF THE LINES FOUND THEY WAS DAMAGE BEFOR WAS INSTALLED THE LINES ARE COPER NICKEL ALLOIE CANT RUST. THE DAMAGE IS SAME SIZE ON ALL LINES RUST CAN NOT CAUSE THIS. CLEAN HOLE LINE RUST PLAY NO ROLE IN THEM FAILING CALLED GMAC THEY DEL THE REPORT I MADE REASON U ALL BELEAVE RUST IS REASON FOR BREAK LINES FAILING BUT NO ONE ACK CLEAN THE LINES PROVE THIS I HAVE NOT POSSIBLE DAMAGE BE SAME ON ALL LINES SAME SIZE SHAPE UNLESS MACHINE DONE THIS DOING THE MAKING. PROBEM ALL BREAK LINES WILL FAIL AT SAME PLACES THIS TRUCK HAS HAD DASH REPLACE 5 TIMES STEARING CONTROL LINK 3 RIMES ARE BAD LEAK AIR...