WHILE ATTEMPTING A SUDDEN STOP FOR STOPPED TRAFFIC AHEAD OF ME, THE BRAKES GOT FIRM AND THEN SOFT, NOT ALLOWING ME TO SLOW DOWN AND MISS THE VEHICLE IN FRONT OF ME. I BELIEVE THE ANTI-LOCK BRAKE SYSTEM DID NOT FUNCTION PROPERLY. I CONTACTED CHRYSLER (CASE # [XXX]) ABOUT THIS AND THEY PERFORMED STATIC INSPECTION AND FOUND NO DEFECTS. THE INSPECTION APPARENTLY DID NOT ATTEMPT TO DUPLICATE THE ACTUAL STOPPING CONDITIONS. THE ROAD WAS ASPHALT, AND THE WEATHER WAS APPROXIMATELY 80 DEGREES AND DRY. THE TIRES ARE FACTORY SIZE (275-60-R20) WITH 7/32 TREAD AND FAIRLY EVEN TREAD WEAR. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR