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Author Topic: Vacuum leak sound behind right cylinder head. 3.0 engine  (Read 710 times)

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car5car

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Vacuum leak sound behind right cylinder head. 3.0 engine
« on: 27 December 2012, 23:06:38 »
Vacuum leak sound behind right (English driver side) cylinder head. 3.0 engine.
There is some kind of box with hoses going to plenum.
Common problem?
Thanks.
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01 CADILLAC CATERA 3.0 engine (Omega)

doz

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Re: Vacuum leak sound behind right cylinder head. 3.0 engine
« Reply #1 on: 27 December 2012, 23:39:19 »
Breather box
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If you have to ask you wouldn't understand

feeutfo

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Re: Vacuum leak sound behind right cylinder head. 3.0 engine
« Reply #2 on: 27 December 2012, 23:53:16 »
Rubber pipe often perishes. See guide on breather cleaning.
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feeutfo

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Re: Vacuum leak sound behind right cylinder head. 3.0 engine
« Reply #3 on: 27 December 2012, 23:59:35 »
Have you had the plenum off? Might be unseated plenum seal maybe?
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car5car

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Re: Vacuum leak sound behind right cylinder head. 3.0 engine
« Reply #4 on: 28 December 2012, 00:00:33 »
Thanks.
I tried search "breather cleaning"and "breather box", didn't find anything. Where is this guide?
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01 CADILLAC CATERA 3.0 engine (Omega)

feeutfo

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Re: Vacuum leak sound behind right cylinder head. 3.0 engine
« Reply #5 on: 28 December 2012, 00:01:30 »
Maintanance, index, cleaning breathers.

Hang on.
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feeutfo

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Re: Vacuum leak sound behind right cylinder head. 3.0 engine
« Reply #6 on: 28 December 2012, 00:02:43 »
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