Quote:
Originally Posted by e320_Coupe
Has your car always had fully synthetic oil?
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Yes, it always has had fullsynthetic oil as long as in my possession.
Quote:
Originally Posted by e320_Coupe
Look like valve stem oil seal time..
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You may be quite right, yesterday I got the car tuned up by David S Poole, also a member here, and he mentioned the same thing, although he added that it is not pressing, so I am going to do it at next service interval.