CONSUMER APPLIED BRAKES TO COME TO A STOP AT INTERSECTION, PEDAL FELT HARD, AND VEHICLE WENT THROUGH INTERSECTION. DEALER STATED BOTH REAR CALIPERS WERE FROZEN, AND ONE FRONT ROTOR WAS RUSTED. ALL PARTS WERE REPLACED. ON JULY 26, 2002 CONSUMER APPLIED BRAKES AT 10 MPH, PEDAL FELT HARD, NO BRAKING ACTION. VEHICLE AT DEALER AT THIS TIME. *AK THE BOOSTER WAS REPLACED, HOWEVER IT IS UNCERTAIN AS TO IF THIS WILL REMEDY THE PROBLEM. *SLC