'03 3.8 Engine Squeal Hard to Track Down--Please Advise

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Sep 24, 2012 | 06:07 AM

#11

The_Maniac

Monte Of The Month -- December 2011
Monte Of The Month -- September 2014

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Joined: Apr 2010

Posts: 12,605

From: Mentor, Ohio

nice that is was an easy fix!

Sep 24, 2012 | 07:39 AM

#12

STUMPMI

Monte Of The Month -- February 2013

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From: Taylor Michigan

good job.....gladyou found it was as simple as the pcv system.

Sep 24, 2012 | 07:50 AM

#13

03SSLE

Monte Of The Month -- August 2012

Joined: Apr 2011

Posts: 6,074

From: Seattle

Quote:

Originally Posted by Osiris

Ok, so after some self-humbling I took everything out and realized that the repair shop put the O-ring on the valve before inserting it, so that is what I did. That's wrong. You put the valve in its cradle, then the O-ring goes around it in a nice little recessed area...THEN the spring rests nicely on top of the O-ring. Then, the sensor goes on top as usual, no prob.

Good to hear you found the problem, but the o-ring is supposed to be on the pcv valve prior to installing it - just like the shop did it (see pic). With it sitting on top of the valve there is a chance it will become dislodged and your vacuum leak may return.

Last edited by 03SSLE; Jan 2, 2014 at 10:08 PM.

Dec 29, 2012 | 01:44 PM

#14

Osiris

Thread Starter

Joined: Sep 2012

Posts: 8

From: Western Arkansas

Quote:

Originally Posted by 03SSLE

Thank you for this info and diagram. It's the end of December and I haven't had any problems, but I think I will go buy a new seal and put it in the correct position. Thanks again!