Dec 29, 2019 · There is much misunderstanding of how a fixed orifice PCV system, especially on the GM Ecotec 2.4L engine operates. Attached is a PDF document I created with pictures and …

In this video I gain access to, and clean the PCV orifice on a 2.4 EcoTec engine without removing the intake. #pcvecotec #equinox #enginerepair #chevy #automobile #ecotec...more

These vehicles may have been built with a Positive Crankcase Ventilation (PCV) valve that may wear prematurely.

service, regardless of ownership. Dealers are to perform a crankcase pressure check, and if required, remove the intak. manifold and clear the PCV orifice. The repairs will .

May 9, 2022 · Wondering if it's possible to drill a tiny access hole in the intake manifold to allow the straw from a car cleaner can to spray the PCV orifice to keep it open.

There is no PCV valve that regulates air flow under varying intake manifold, instead it uses a fixed orifice at idle and deceleration, and the baffled ventilation and reverse air flow when the engine is under …

Excessive crankcase pressure in a 2013 Equinox can result from a clogged PCV orifice located where the cylinder head meets the intake manifold. This blockage prevents proper ventilation, causing oil …

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Jan 21, 2024 · There are a few youtube videos with removed plastic intake manifolds, where the tech sprays cleaner into the PCV orifice to show spray exiting each of the 4 runners.

May 25, 2020 · The dirty side PCV orifice, is a 2 mm diameter hole, molded into the black color plastic nylon 6/6 air intake manifold, and unlike all other vehicles dirty side PCV orifice's which sit high up in …