hi folks first of all i'm italian so I apologise for my English...
Now,I have a class E220 cdi and since I bought it a strange noise come out when I go faster.this noise is like a fast turbin that roll.
I ask many people no one reach the problem...PLEASE HELP ME!!!!!

 

perhaps the problem was too fast too.

how fast were you driving, and where is the noise coming from?

was it the same noise ringing in your ears?