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Old 12-04-2012, 10:29 AM
stuartjohn24 stuartjohn24 is offline
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Location: Chippenham, Wiltshire, UK
Join Date: Jun 2011
Posts: 712
Mein Auto: BMW F01
Hi, sorry I assumed you had already changed those with the valve cover gaskets.

Have you popped the caps off to see the diaphragms? You should have a hissing noise from the dipstick hole if you remove it. Not if the dipstick is in though!

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