fr. vacuum ports on 89 4.0 ?

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Aug 3, 2018 | 06:48 PM

blazer 2008

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Joined: Nov 2009

Posts: 217

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From: Vernon B.C. Can.

Year: 89

Model: Cherokee

fr. vacuum ports on 89 4.0 ?

what lines go where on the front vacuum ports on 89 jeep cherokee 4.0 power brakes , no a/c. I see 4 outlets .Diagram doesn,t make sense. not the 2 big ports ,the 4 small ones

Aug 4, 2018 | 01:44 AM

SirCyber

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Joined: Oct 2017

Posts: 473

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From: Western Washington

Year: 1990

Model: Cherokee

Engine: 4.0L Renix

Egr solonoid, pressure regulator, bi-metal temp sensor, last one to atmosphere controls(blend gates on heater/ac/vents)

Aug 4, 2018 | 07:50 AM

blazer 2008

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Joined: Nov 2009

Posts: 217

Likes: 29

From: Vernon B.C. Can.

Year: 89

Model: Cherokee

I have 4 ports on manifold and the diagram only shows egr and bi metal coming out ,where do the other 2 go ?

Aug 5, 2018 | 06:18 PM

blazer 2008

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Joined: Nov 2009

Posts: 217

Likes: 29

From: Vernon B.C. Can.

Year: 89

Model: Cherokee

bottom left one is sucking air, just plug it ? or can anyone post a good pic. I can,t find a good one to zoom in on

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