Quote:
Originally Posted by Dackelone
Could be a cracked valve cover. Maybe use a smoke(machine) tester to determine that. The PCV is built into the valve cover... so the VC is kind of a maintenance item on our cars. I haven't seen a posting on a 128i one cracking though.
Dackel
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Never heard of a VC to be quite honest. I'll be doing my research now.
Edit: I'm dumb 🤦🏽*♂️😂