THE 4-WHEEL DRIVE ON MY KIA SPORTAGE 2000 HAS STOPPED WORKING. MY MECHANIC IDENTIFIED THE PROBLEM WITH THE KNUCKLE/HUB ASSY W/O ABS (PART # QK081-33-020-DQ). IT'S A SYSTEM THAT WORKS BY AIR PRESSURE TO ENGAGE THE 4X4. THE DEFECT WITH THIS PART IS THAT AIR LEAKS OUT OF IT AND CAUSES THE 4X4 TO STOP WORKING. KIA HAS MADE A NEW VERSION OF THIS PART (PART # QK082-33-020-EQ) THAT CORRECTS THE ISSUE BY DOUBLE SEALING THE AIR PRESSURE LEAK. THEY ARE NOT HOWEVER WILLING TO MAKE THE REPAIRS FREE OF CHARGE, WHICH I THINK THEY SHOULD. THE REASON WHY THIS IS A SAFETY ISSUE IS BECAUSE THIS CAR HAS REAR WHEEL DRIVE AND WE LIVE IN UTAH WHERE IT SNOWS EVERY WINTER. REAR WHEEL DRIVE VEHICLES IN SNOW-COVERED ROADS ARE USELESS AND CANNOT BE CONTROLLED. WE PURCHASED THIS VEHICLE FOR THE 4X4 FACTOR THAT MADE A HUGE DIFFERENCE IN SNOWY WEATHER. WE ARE VERY DISAPPOINTED WITH THE FACT THAT THE COMPANY IS NOT TAKING RESPONSIBILITY TO CORRECT THE ISSUE FREE OF CHARGE, ESPECIALLY SINCE THIS IS A MANUFACTURERS DEFECT AND A MAJOR SAFETY ISSUE IN THIS KIND OF WEATHER. I WOULD ALSO LIKE TO NOTE THAT THIS DEFECT WAS ALSO IN THE 98, 99, 00 AND 01 MODELS OF THIS CAR. UNFORTUNATELY FOR ME I DIDN'T FIND OUT ABOUT THIS UNTIL AFTER THE PART BROKE. CURRENTLY WE ARE NOT DRIVING THIS VEHICLE WHEN THE ROADS ARE COVERED WITH SNOW. WE CANNOT AFFORD TO BUY THE $800.00 PART + LABOR FEES. I WAS TOLD BY KIA CUSTOMER SERVICE THAT RECALLS ARE ONLY MADE WHEN YOUR COMPANY DETERMINES THAT THE VEHICLE IS UNSAFE BECAUSE OF THE DEFECT. I DON'T KNOW IF MY SINGLE REPORT WILL MAKE A DIFFERENCE BUT I WOULD JUST LIKE TO MAKE YOU AWARE OF THE SITUATION WITH THIS VEHICLE. *JB