One of 152 things. Do you want me to list all of 'em? Which side of the car? What kind of noise? A single thump? Constant buzzing? Whistle? Metallic rattle? Anything you can do to make it go away, get louder, change pitch, etc.? Does it change when turning the steering wheel?

Answered by caradiodoc (expert)
17,337 answers provided

If its a 2.0 you may have a broken cam sensor in your valve cover to front passenger side

Answered by mikederouin88
17 questions asked