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Re: General Motors 90502186, Engine Crankcase Vent Posted by pme [Email] (#1496) [Profile/Gallery] (more from pme) on Thu, 18 Jan 2018 10:32:16 In Reply to: Re: General Motors 90502186, Engine Crankcase Vent, ScottA, Thu, 18 Jan 2018 09:19:30 Members do not see ads below this line. - Help Keep This Site Online - Signup |
The attached describes how the V6 PCV system is intended to work.....I found it interesting.
It also describes why the orifice is so small (2.0mm), as well as when pressure variance may change the flow of gases through the system.
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