I CAN NOT ROLL DOWN A BACK WINDOW DRIVING ABOVE 25 MPH WITHOUT AN EAR-PIERCING NOISE CREATED IN THE CABIN. IT HAS ALWAYS HAPPENED EVERY TIME THE BACK WINDOW IS OPENED WHILE DRIVING. I HAVE TO CLOSE THE WINDOWS EVERY TIME. IT HURTS OUR EARS AND IS VERY DISTRACTING. I HAVE SIX CARS AND NO OTHER MAKE THAT I HAVE DOES THIS.