2013 JEEP WRANGLER WITH 15K MILES, MANUAL TRANSMISSION, VEHICLE PARKED IN GARAGE WITH THE PARKING BRAKE ENGAGED, (HANDLE PULLED UP 4 CLICKS). VEHICLE STARTED AND PLACED IN NEUTRAL, ALLOWED ENGINE TO RUN AND EXITED FOR A BRIEF MOMENT, RETURNED TO FIND IT ROLLING OUT OF THE GARAGE AND DOWN MY FRONT DRIVEWAY, CRASHING INTO A CULVERT IN MY FRONT LAWN. THIS IS A SERIOUS AND VERY DANGEROUS DESIGN FLAW WITH THE PARKING BRAKE BY CHRYSLER. I HAVE BEEN DRIVING FOR 30 + YEARS AND HAVE NEVER HAD A VEHICLE NOT HOLD WITH THE E-BRAKE ENGAGED, (MAYBE WEAK BUT WILL ALWAYS HOLD ON BASICALLY A FLAT SURFACE SUCH AS A GARAGE). THIS IS OBVIOUSLY A KNOWN ISSUE, THERE ARE MANY FORUMS DISCUSSING IT. I HAVE ACQUAINTANCES WITH NEW 2011-2014 JEEP WRANGLERS WITH THE SAME PARKING BRAKE NOT HOLDING ISSUE. I FEEL THAT IT IS IMPORTANT THAT PEOPLE ARE MADE AWARE OF THIS DESIGN FLAW BY CHRYSLER. DEALER CONTACTED, THEY INSPECTED AND STATED ?PARKING-BRAKE WORKING?, THEY WOULD ADJUST BUT NOT COVERED UNDER WARRANTY (OVER 12K MILES). THE PARKING BRAKE HAS BEEN ADJUSTED, BUT I ALWAYS USE A CHOCK BLOCK ON THE WHEEL WHEN PARKED. I DO NOT TRUST THE PARKING BRAKE ASSEMBLY ON THIS JEEP AND FEEL THERE IS A SERIOUS DESIGN FLAW. WITH A STANDARD TRANSMISSION THE PARKING BRAKE HAS TO BE RELIED UPON TO HOLD THE VEHICLE, THIS FLAW INHIBITS SAFELY LEAVING THE VEHICLE WHILE IT IS RUNNING. *TR