IN MARCH OF 2018, I BOUGHT MY 2016 GMC SIERRA 1500 Z71 4X4 USED WITH 36,000 MILES ON IT FROM CRAIN KIA OF CONWAY, AR. THE SALESMAN STARTED OFF BY TELLING ME THAT THEY DIDN'T HAVE ANYTHING I WANTED, BUT OF COURSE WHEN I WAS ABOUT TO HEAD OUT THE DOOR, HE RUNS UP TO ME AND TELLS ME THAT HE FOUND ONE THAT HE THINKS I WOULD LIKE, TOLD ME THAT THEY HAD LOST TRACK OF IT ON THEIR LOT AND IT HAD BEEN THERE FOR OVER 100 DAYS. I LIKED WHAT I SAW, IT WAS A GOOD PRICE, AND IT SEEMED LIKE A MECHANICALLY SOUND TRUCK. AFTER ABOUT A COUPLE WEEKS, I BEGAN TO NOTICE THAT I WAS HAVING TO PUMP THE BRAKES JUST TO STOP, BUT DIDN'T SEEM REAL BAD AT THE TIME. THE PROBLEM ONLY WORSENED SO I BROUGHT IT BY A LOCAL GM DEALERSHIP AND BODY SHOP TO SEE IF THEY COULD DIAGNOSE THE ISSUE, WHICH OF COURSE THEY TOLD ME THAT EVERYTHING WAS FINE. I CONTINUED TO DRIVE IT AND WHEN I WOULDN'T PUMP THE BRAKES, THEY BEGAN GLIDING, ALMOST LIKE I WAS TRYING TO STOP ON ICE BEFORE THEY WOULD ACTUALLY COME TO A COMPLETE STOP. I HAD TWO INCIDENTS' REGARDING THIS ISSUE WITH THE BRAKES WITHIN TWO MONTHS OF EACH OTHER. THE FIRST ON JULY 7, 2018: I WAS AT A STOP SIGN, COMPLETELY STOPPED. I WAS HEADING LEFT AT A THREE WAY INTERSECTION AND THERE WAS A CAR TURNING RIGHT SLOWLY ONTO THE STREET THAT I WAS LEAVING, SO I BARELY LIFTED MY FOOT OFF THE BRAKE TO MAKE MY LEFT TURN WHEN THE CAR DECIDED THAT THEY WERE GONNA GO STRAIGHT. I IMMEDIATELY SLAMMED ON THE BRAKES, BUT THE TRUCK JUST KEPT GOING FOR ANOTHER FEW FEET UNTIL THE BRAKE