2007 DODGE DURANGO 4X4 Tires Problems

2007 DODGE DURANGO (APPROX 42K) EQUIPPED WITH TPMS TIRE PRESSURE MONITORING SYSTEM. ALL 4 VALVE STEMS, METAL IS CORRODED. ONE VALVE STEM BROKEN OFF AT THE THREADS WHEN FILLING TIRE WITH AIR. DEALER SAYS THEY KNOW OF ISSUES WITH CORRODING ON VALVE STEMS WITH TPMS BUT IS NOT COVERED UNDER WARRANTY OR RECALL. I CONSIDER THIS A SAFETY ISSUE. I CANNOT PUT AIR IN ONE TIRE. THIS COULD ALSO BE LEAKING AND WILL CAUSE TIRE TO BE FLAT OR BLOW OUT. REPLACEMENT OF TPMS UNIT IN ORDER TO FIX ALL 4 OR GO TO NORMAL VALVE STEMS WITH NO TPMS. *TR

I BOUGHT A CAR "DODGE DURANGO LIMITED" FROM DODGE DEALER "UNITED MOTORS" IN RIYADH, SAUDI ARABIA BACK IN OCT 29TH , 2007. THE PROBLEMS WITH THIS CAR STARTED SINCE I BOUGHT IT. SINCE I BOUGHT THE CAR, I STARTED TO FEEL VIBRATIONS IN AT THE STEERING AND A HIGH PITCH SOUND AT THE FRONT TO THE DEGREE THAT I COULD NOT WAIT FOR THE 5000 KM MAINTENANCE AND I NEEDED TO TAKE IT AT THE 3500 KM FOR FIXING THIS PROBLEM. THE OTHER PROBLEM WAS THAT THE REAR WINDOW DRIVER'S SWITCH WAS NOT WORKING. THE REPORT FROM MAINTENANCE WAS THE NEED FOR WHEEL BALANCE AND THEY SAID THAT THEY FIXED IT, SOFTWARE UPGRADE DONE FOR THE SOUND, BUT THEY APOLOGIZED ABOUT THE REAR WINDOW WITH NO FURTHER ACTION. AFTER RECEIVING THE CAR I STILL HAD THE PROBLEM OF VIBRATION BUT I BROUGHT IT AGAIN AT THE 5000 KM FOR THE...