Quote:
Originally Posted by frisbeeguy
Is this common? If the car is kept outside under extreme weather conditions daily, then yes. It is a BMW after all. There is a baffle within the exhaust (it looks like a flap). On idle, the baffle is closed and when you press the accelerator, the baffle opens. This mechanism is either jammed due to crud or needs replacement. http://mixedwiki.com/bmw-x3-muffler-rattle-fix/
Also could be a loose vacuum line or bolts. |
Thank you so much! I just pulled that plug and will see if that fixes it.. 5 seconds total, and if fixed, a bloody miracle!
Thank you!