Hello everyone Im a owner of a 2007 jetta wolfsburg edition and lately im having difficulties. When i drive and the car is in around 1300rpm it makes a weird whistling sound. The second problem is when i driveand theres a bump my car makes a weird sound like the bottom is going to crack. Its really annoying. Can someone please help? Or atleast give me an advice how to fix it? Thanks waiting for your replies. Peace