MY BRAKES FAILED TWICE IN MY 2005 NISSAN ARMADA W/55K MILES. THE FIRST TIME, MY BRAKES FAILED TO STOP ME AT AN INTERSECTION, WITH A NEAR MISS COLLISION. THE BRAKE LIGHT CAME ON & THERE WAS A HORRIBLE GRINDING SOUND, THE BRAKE PEDAL PULSATED & I HAD TO TAKE IT ALL THE WAY TO THE FLOOR TO ATTEMPT TO STOP MY VEHICLE. I IMMEDIATELY PULLED OVER AND WAS TOWED TO MY MECHANIC. I WAS TOLD THERE WAS NOTHING WRONG WITH MY BRAKES? THE LIGHT NO LONGER CAME ON AND THE SOUND WAS GONE. APPROX 3 MONTHS LATER IT HAPPENED AGAIN. DRIVING 35 MPH I STARTED TO BRAKE AND THE EXACT SAME THING HAPPENED AGAIN. THIS TIME I DROVE HOME AND PARKED IT, GOT BACK IN THE VEHICLE TO CHECK IT AND THE BRAKE LIGHT WAS OFF & THE SOUND WAS GONE, BRAKES STILL FELT DIFFERENT HOWEVER. THE NEXT MORNING, I DID SOME RESEARCH ONLINE, SAW A BUNCH OF PEOPLE HAVING THE SAME EXACT PROBLEMS. I CALLED NISSAN DIRECTLY & OPENED A CASE. MADE AN APPT AT THE DEALERSHIP, THEY KNEW EXACTLY WHAT I WAS TALKING ABOUT. AFTER INSPECTION THEY TOLD ME IT WAS MY BRAKE BOOSTER & IT NEEDED TO BE REPLACED AND REPROGRAMMED & IT COST $975. I CALLED NISSAN TO LET THEM KNOW THE COST & ASKED FOR ASSISTANCE SINCE IT WAS A DEFECTIVE PART. I WAS INFORMED TO NOT PICK UP MY VEHICLE UNTIL I HEARD FROM THEM. I HAD RENTED A CAR FROM THE DEALERSHIP. NISSAN TOOK 5 DAYS TO RESPOND & CALLED AT 5:30PM TO SAY SORRY WE DECIDED NOT TO HELP. SO NOT ONLY DID I PAY FOR THE PART, REPROGRAMMING & SERVICE, I ALSO HAD TO PAY FOR THE RENTAL AS WELL! THEY DENIED ME FOR TWO REASONS, MY VEHICLE WAS OUT OF WARRANTY & I DID NOT HAVE IT SERVICED AT A DEALERSHIP. POOR CUSTOMER SERVICE! BECAUSE OF THAT I WILL NEVER BUY ANOTHER NISSAN EVER AGAIN! AND I LOVE MY CAR... THEY NEED TO OWN THE PROBLEM! PEOPLE ARE AT RISK BECAUSE OF FAULTY PROGRAMMING AND PARTS. THEY WILL PROBABLY WAIT FOR SOMEONE TO DIE BEFORE THEY ACTUALLY TAKE ANY ACTION! *JS