NEW CAR WITH SEVERAL INCIDENCES WHEN TRAVELING AT LOW SPEEDS AND NEEDING TO STOP THE VEHICLE THE BREAKS FELT SLUGGISH, THE VEHICLE WOULD NOT STOP WHERE I INTENDED, AND IT MADE SOUNDS. I WENT TO SEVERAL NISSAN DEALERSHIPS AND THEY EACH TOLD ME THE BREAK SYSTEM WAS OK AND I JUST NEEDED TO GET THE FEEL OF A NISSAN SENTRA. I TOLD THEM THAT WAS NOT THE CASE BECAUSE I OWNED SEVERAL NISSAN SENTRAS. THEY SAID THERE WAS NOTHING THEY COULD DO. I INCREASED MY STOPPING DISTANCE BECAUSE I DIDN'T TRUST THE CAR. I GOT INTO A MINOR FENDER BENDER. THE CAR IN FRONT OF ME ONLY HAD A SMALL SCRATCH. I WAS GOING AT LOW SPEEDS WHEN THE CAR IN FRONT OF ME STOPPED. UNDER NORMAL CONDITIONS I HAD PLENTY OF ROOM TO STOP. HOWEVER, MY CAR DIDN'T BEHAVE NORMALLY. I HIT THE BREAK AS HARD AS I COULD, BUT IT WAS SLUGGISH AND STILL MOVING. THE FRONT-END EMERGENCY BREAKING SYSTEM STARTED BEEPING. I COULDN'T SWERVE THE CAR BECAUSE THERE WHERE CARS ON MY SIDES. I CONTINUED HITTING THE BREAK AS HARD AS I COULD, AND MY SYSTEM BEEPED AND FLASHED AGAIN. THE SYSTEM COULDN'T FULLY STOP THE CAR EITHER. BEFORE MOVING MY CAR I CALLED THE NISSAN NUMBER THE MANUAL SAYS TO CALL. I TOLD THEM WHAT HAPPENED AND ASKED THEM TO GET THE EVENT DATA RECORDER INFORMATION. THEY TOLD ME TO BRING IT TO A DEALERSHIP. THE DEALERSHIP SAID THEY ONLY DOWNLOADED CODES AND WHAT I WAS DESCRIBING WAS THE TRANSMISSION AND AFTER LOOKING INTO IT THEY DECIDED THEY WOULD REPLACE A VALVE IN THE TRANSMISSION UNDER WARRANTY. THEY SAID THAT A PART ALSO N