WHILE DRIVING TO WORK, THE PASSENGER HEATED SEAT CAUGHT FIRE. THE JEEP GRAND CHEROKEE ALREADY HAS A RECALL FOR THIS SAME PROBLEM UNDER NHTSA CAMPAIGN # 09V117000. I CONTACTED JEEP IN AN EFFORT TO GET THEM TO EXPAND THEIR RECALL AND THEY BASICALLY TOLD ME THEY COULDN'T DO ANYTHING. PLEASE, ASSIST ME IN INVESTIGATING THIS PROBLEM AND HAVING THE COMPANY FIX THIS PROBLEM. I'M GUESSING THE GRAND CHEROKEE, WHICH IS MORE LUXURIOUS, HAS MANY MORE VEHICLES WITH HEATED SEATS THAN THE LIBERTY THUS MORE COMPLAINTS. HAVING SAID THAT, JUST BECAUSE THERE ARE FEWER VEHICLES WITH THE PROBLEM DOESN'T MEAN THE VEHICLE IS ANY LESS HAZARDOUS THAN THE CHEROKEE.