Thread: S55 PCV 'SQUEAL' - Easy Fix (so you don't have to replace the entire valve cover)
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      09-14-2021, 01:59 PM   #13
rmanm4
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Mine on the N55 fell apart it was so brittle! They dry out due to the heat cycles and form cracks and holes!

On the N20 engine its a module and easy to replace but on the N55 and S55 its built into the VC making it a expensive job!
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