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tightening serp belt help

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Old 06-24-2013, 10:50 AM
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Default tightening serp belt help

did some looking up theres threads saying to tighten idler pulley bolt then tighten the other bolt and then theres threads saying you need to loosen then tighten...what bolts exactly do i need to loosen/tighten in order to tighten up my serp belt? im gettign some squealing and hate it. thanks for any help!
Old 06-24-2013, 11:07 AM
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It may be helpful to remove your electric fan to get to the pulley bolt. Loosen the pulley bolt first. Then tighten the other bolt. Then retighten the pulley bolt.

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Old 06-24-2013, 12:26 PM
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Always loosen the center pulley bolt 1st as stated. Then turn the adjustment bolt to either tighten/loosen the belt then re-snug the center pulley bolt. I don't believe the adjustment bolt moves anything tighter/looser until the center pulley bolt has been loosened 1st. Likewise, the adjustment will not hold until the center pulley bolt is re-tightned after the adjustment.

Last edited by djb383; 06-24-2013 at 05:48 PM.
Old 06-24-2013, 03:30 PM
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Originally Posted by djb383
I don't believe the adjustment bolt moves anything tighter/looser until the center pulley bolt has been loosened 1st.
This is a true statement. I made this mistake the first time I went to change my belt.
Old 06-24-2013, 08:25 PM
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Well this is nice to know. I just loosened up the adjustment screw and when I noticed it wasn't moving, I took a hammer and hit the top of the adjustment bolt. I like this new way a lot better lol. This is good to know
Old 06-24-2013, 08:32 PM
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Yikes. Hope you didn't mess it up
Old 06-24-2013, 08:59 PM
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Originally Posted by 1996sportXJ
Yikes. Hope you didn't mess it up
Nope. The head of the bolt isn't messed up at all. I hit lightly so nothing bad would happen to it. I'm not gonna use a hammer anymore though
Old 06-24-2013, 11:42 PM
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Originally Posted by doral330
Nope. The head of the bolt isn't messed up at all. I hit lightly so nothing bad would happen to it. I'm not gonna use a hammer anymore though
hammers are way better on glass repairs!
Old 06-24-2013, 11:56 PM
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I think this is both year, engine, AC, and LHD/RHD dependent.

On my 1995 4.0, LHD, AC model, you need to move the power steering pump. This entails loosening 2 bolts on the rear side, the adjuster lock nut on the front, and then turning the adjuster.
Old 06-25-2013, 07:23 PM
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Originally Posted by Muaddib420
It may be helpful to remove your electric fan to get to the pulley bolt. Loosen the pulley bolt first. Then tighten the other bolt. Then retighten the pulley bolt.

Attachment 199404
I remember the first time i looked at mine. Took me a few minutes to figure it out.

I like this pic though, good tech!
Old 06-25-2013, 07:51 PM
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has anyone loosened the pulley bolt without removing the electric fan. if so what tool did you use. i can get a wrench on only some of the threads from underneath but i dont want to strip it.
Old 06-25-2013, 08:08 PM
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I used a wrench from the top. just a normal wrench and it was pretty straight forward.
Old 06-25-2013, 08:43 PM
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Just pull the fan, takes 5 seconds and gives you tons of room. Leave it off until you get the tension right.
Old 07-03-2013, 04:31 PM
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So I have the fan off and am trying to loosen the pulley bolt. Should I pushing to the passenger or drivers side I know it's a simple question I just don't want to snap the bolt
Old 07-03-2013, 04:37 PM
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Lefty loosey, righty tighty


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