1991 CHEVROLET BLAZER — SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

FIRST PROBLEM WITH EHCU OCCURED AT 578MI. (9/20/90).REPLACEMENT RECEIVED AND INSTALLED AT 1568 MI. (10/30/90).RETURNED TO DEALER 11/1/90 FOR EXCESSIVELY LOW BRAKE PEDEL, SYSTEM WAS BLED, NO CODES STORED.DID NOT GET TWO MILES FROM DEALER AND THE SAME THING HAPPENED.TURNED AROUND AND WENT BACK TO DEALER.SYSTEM RE-BLED,STILL NO CODES. 5/5/93 WAS PULLING UP BEHIND A LINE OF TRAFFIC AT A STOP SIGN AND STEPPED ON THE BRAKES AND IT WAS AS IF THEY LET GO COMPLETELY.HIT THE REAR BUMPER OF THE CAR IN FRONT OF ME.PAID FOR THE DAMAGE ON THE OTHER CAR,MY CAR STILL DAMAGED.CALLED DEALER THE NEXT DAY AND WAS TOLD WHAT THE BRAKES DID WAS NORMAL.CONTINUED TO HAVE PROBLEMS.6/7/93 TOOK THE CAR TO DEALER FOR OTHER WARRENTY WORK AND AGAIN COMPLAINED ABOUT THE BRAKES AND AGAIN WAS TOLD NORMAL.STAYED OUT OF TROUBLE BY LUCK AND DRIVING WITH THE KNOWLEDGE THAT THE CAR MIGHT NOT STOP IF I HAD TO GET ON THE BRAKES IN A HURRY.RECALL WORK PREFORMED ON THE ABS UNIT ON 6/19/00.ON 8/15/00 I HAD A TOTAL FAILURE OF THE BRAKES.HAPPENED AS I WAS PULLING OFF THE LOT OF A LOCAL GROCERY STORE.MADE IT TO A LOCAL SHOP BY USING LOW GEAR AND THE EMERGENCY BRAKE.THEY CHECKED THE OBVIOUS THINGS AND HAD A BRAKE SHOP CONFIRM THAT IT WAS PROBABLY THE ECHU.HAD CAR TOWED TO THE DEALER AND SURPRISE, THE CODES SHOWED THIS TIME.THEY SAID SOME VALVES WERE BAD.COST ME 1556.36 WITH THE TOWING.I FEEL LIKE I'VE BEEN TAKEN.I DON'T CARE IF THE CAR IS 20 YEARS OLD THERE SHOULD NOT BE A TOTAL FAILURE AT 43000 MI.IT REALLY BOTHERS ME TH