WHILE WORKING MY MAIL ROUTE, ONLY ABOUT 20 MILES IN, MY RIGHT HAND DRIVE WRANGLER STARTED TO SMOKE. I ASSUMED BECAUSE THE VEHICLE NEVER TURNED OFF WHEN IT BEGAN TO SMOKE IT WAS SOMETHING SMALL CAUSING THE ISSUE. I WAS DRIVING 15 MPH WHEN THIS OCCURRED. I PULLED OVER, SHUT OFF MY VEHICLE AND OPENED THE HOOD. THERE WAS A FIRE ON THE PASSANGER SIDE OF MY VEHICLE UNDER AND BEHIND MY BATTERY, ROLLING UNDER THE VEHICLE MOVING VERY QUICKLY. I IMMEDIATELY CLOSED THE HOOD, GOT MY BELONGING OUT OF MY VEHICLE AND WATCHED AS IT BLEW UP, AND I CALLED 911. MY VEHICLE IS TOTALED. I AM NOW LEARNING THAT THIS IS BECOMING A COMMON OCCURANCE WITH JEEP! WHY ARE THERE NO PUBLIC WARNINGS!! WHERE ARE THE RECALLS!!!!!!!! I AND OTHERS COULD HAVE BEEN HURT OR KILLED!!!!