2002 DODGE RAM VAN Structure Problems

ON 8/8/14, A LOUD BANGING SOUND OCCURRED WHEN GOING OVER BUMPS AND RAILROAD TRACKS WHILE DRIVING TO WORK. AT THAT TIME, STOPPED DRIVING VAN UNTIL WERE ABLE TO TAKE IT TO BETTENHAUSEN CHRYSLER JEEP IN TINLEY PARK, IL. ON 8/14/14. ON THE SAME DATE, WE WERE INFORMED THE VEHICLE WAS UNSAFE TO DRIVE. THE AREA AROUND THE SWAY BAR IS COMPLETELY RUSTED AWAY. THE OTHER AREAS OF THE FRAME SHOW RUST AND CORROSION WHICH WILL EVENTUALLY CAUSE THE STEERING MECHANISM TO FAIL MAKING THE VEHICLE VERY UNSAFE TO DRIVE. THE PROPER PROCEDURES WERE FOLLOWED TO DETERMINE IF CHRYSLER WOULD WARRANTY THE REPAIR OF THIS VEHICLE SINCE THEY HAVE EXPERIENCED THIS SAME PROBLEM WITH SOME OF THEIR OTHER VEHICLES. VAN WAS TRANSPORTED TO RIVERDALE BODY SHOP, TINLEY PARK, ILLINOIS, TO DETERMINE THE COST OF REPAIRS. CHRYSLER WAS CONTACTED. ON 8/27/14 WERE INFORMED CHRYSLER WOULD NOT WARRANTY THIS VEHICLE. A TELEPHONE CALL...