Quote Originally Posted by SD202 View Post
did the v6 c280 have EGR valve ? i know on my I6 c280 i had this issue. The EGR tube on the left back side of the engine
looked like .......well for lack of better description ....a clogged " tobacco water pipe" down stem. ROFL full of black thick resin like dirt /oil build up .
Is the egr "cleanable"? Have done so on other cars but never had a Benz hence the question