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Re: 2.4 Gm pcv system failures, blown seals
Posted to Technical Discussion Forum on 3/2/2020

Hi Roy,

I get the idea behind the vented cap, but that might be an emissions no-no.

Then again, you were given a GM part #. Well I searched it, and I found this doc. It's GM's PIP3343E hosted by the NHTSA.

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I'd like to think that the sheer... Login to read more.