I WAS DRIVING ALONG IN TRAFFIC AT BETWEEN 30-40 MILES PER HOUR FOLLOWING ABOUT 3+ CAR LINKS BEHIND, I WENT TO MAKE AN EMERGENCE STOP AND HAD VERY DIMINISHED BRAKING POWER AND ENDED UP HITTING THE BACK OF ANOTHER VEHICLE. I HAD THIS PROBLEM BEFORE (LUCKY NOT HITTING SOMEONE) AND TOOK IT TO MY NISSAN DEAL WHERE I WAS TOLD THERE ARE NO BRAKE PROBLEMS. I HAVE SINCE HAD THE PROBLEM MULTIPLE TIMES AND MY DEALERSHIP CANNOT FIND THE PROBLEM. I HAVE EXPRESSED TO NISSAN USA THAT THE PROBLEM SOUNDS VERY FAMILIAR TO THE REPORTS IN THEIR OPEN RECALL "TEM AFFECTED: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER DATE ANNOUNCED: 10/21/2013 DESCRIPTION OF RECALL: NISSAN NORTH AMERICA, INC. (NISSAN) IS RECALLING CERTAIN MODEL YEAR 2013 TITAN AND ARMADA VEHICLES MANUFACTURED FEBRUARY 22, 2013, THROUGH MAY 3, 2013. THE AFFECTED VEHICLES HAVE A BRAKE MASTER CYLINDER WHICH MAY INTERMITTENTLY REDUCE THE PRESSURE SUPPLIED TO THE FRONT BRAKES. ACTION NEEDED TO FIX IT: NISSAN HAS NOTIFIED OWNERS, AND DEALERS WILL REPLACE THE MASTER CYLINDER, FREE OF CHARGE. THE RECALL BEGAN ON OCTOBER 21, 2013. OWNERS MAY CONTACT NISSAN AT 1-800-647-7261. " NISSAN SAYS MY VEHICLE IS NOT AFFECTED AND CANNOT TELL ME HOW THEY KNOW MY VEHICLE IS NOT AFFECTED. MY VEHICLE MANUFACTURE DATE IS DECEMBER 2012. *TR