LAST WINTER ON A COLD DAY I OPEN UP THE XS THE DOOR HANDLES WERE KIND OF STIFF REALLY A LITTLE TITE. ONCE IN I CLOSE THE DOOR IT STAY OPEN IT WOULDNT LOCK SO I TRY SLAMING THE DOOR STILL DIDNT LOCK SO I SAT IN THE X WITH HEAT ON FOR ABOUT HALF HOUR TRY TO CLOSE THE DOOR AGAIN AND IT LOCK THIS TIME.I WANT TO AVOID THIS PROBLEM THIS WINTER CAN ANYONE HELP ME WITH THIS PROBLEM. I THINK THIS IS WHAT BREAKS THE DOOR HANDLE CARRIER IN COLD WEATHER I NEED A SOLUTION