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Thread: E36 M3 drive belt/AC belt DIY installation?

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    E36 M3 drive belt/AC belt DIY installation?

    Anyone have a write-up? I'm replacing my alternator and saw the belt had a few small cracks. I cut the old belt out and now Im trying to get the new one on. It looks like I need to remove the AC belt to put on the new drive belt? Is that the case or am I missing something? Thanks in advance.
    Wes



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    are slow.
    just loosen the tensioner, and place a new belt on.
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    BradR127's Avatar
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    http://www.pelicanparts.com/bmw/tech...eplacement.htm

    To answer your question about removing the A/C belt: "It is important to note that if your BMW has air conditioning, you will need to remove this belt first, as it typically blocks the other belt. Another tip - if the belt is worn, simply snip it with some large tin cutters and pull it out of the car, after you have released the tension on it."
    Last edited by bdr127; 09-16-2009 at 04:39 PM.

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    Quote Originally Posted by bdr127 View Post
    http://www.pelicanparts.com/bmw/tech...eplacement.htm

    To answer your question about removing the A/C belt: "It is important to note that if your BMW has air conditioning, you will need to remove this belt first, as it typically blocks the other belt. Another tip - if the belt is worn, simply snip it with some large tin cutters and pull it out of the car, after you have released the tension on it."
    Ok thanks thats what I thought. Where is the tensioner pulley for the AC belt? I was poking around under there earlier and couldn't find it.
    Wes



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    From the Bentley manual:





    BTW, there is a plastic cover you have to pry/pop off the face of the tensioner.

  6. #6
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    RRSperry is offline Senior Moment Member BMW E36 M3 Expert
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    Jesus! Doesn't anybody buy a Bentley manual? How can you even try to work on a car without a service manual?


    "Well I guess it's time to ask on the forums again...They won't mind...:"
    No matter where you go, there you are...

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    Quote Originally Posted by RRSperry View Post
    Jesus! Doesn't anybody buy a Bentley manual? How can you even try to work on a car without a service manual?


    "Well I guess it's time to ask on the forums again...They won't mind...:"
    Wow...ok. Who pissed in your cheerios this morning? If you mind, don't read or reply to the post. That's all.

    Thanks to all who provided helpful insight.
    Wes



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    Quote Originally Posted by RRSperry View Post
    Jesus! Doesn't anybody buy a Bentley manual? How can you even try to work on a car without a service manual?



    "Well I guess it's time to ask on the forums again...They won't mind...:"

    lol richard..

    OP.. what manual or school of thought told you to cut the old belt>?

    current = '99 Estoril/Mulberry M3 Coupe :: past = '97 Alpine/Anthrazit M3 Coupe

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    Quote Originally Posted by Badgtho is back View Post
    OP.. what manual or school of thought told you to cut the old belt>?
    I'm not the OP, but... The Pelican Parts how-to actually says to cut it (after removing tension) if you're just going to replace it.

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    Quote Originally Posted by bdr127 View Post
    I'm not the OP, but... The Pelican Parts how-to actually says to cut it (after removing tension) if you're just going to replace it.
    on a self tensioned belt or an E30 style belt????

    current = '99 Estoril/Mulberry M3 Coupe :: past = '97 Alpine/Anthrazit M3 Coupe

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    Quote Originally Posted by RRSperry View Post
    Jesus! Doesn't anybody buy a Bentley manual? How can you even try to work on a car without a service manual?


    "Well I guess it's time to ask on the forums again...They won't mind...:"
    I don't mind.

    OP the tensioner for the AC is the lower one. Depending on what you remove it might me hard to get a socket wrench in there, and even if its tight, you might not be able to get it out as you loosen it. I used a small socket wrench and it worked well, just something to consider.

    I don't think cutting the belts is that big of a deal. Its not necessary, you could keep them so if one ever breaks your not stuck in a rut. But I mean preventative maintenance negates that anyway. GL its not that hard. You just need some basic tools, and the diagram.














  12. #12
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    Thanks again for the info. I cut the old belt out because it was starting to fray. Is the AC tensioner pulley the same 8mm hex as the drive belt tensioner?
    Wes



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    Use an 8MM hex wrench to loosen the A/C belt tensioner. I found the one I have for my 3/8" socket was too long to fit. I used a regular 8MM hex wrench, you know the one that is "L" shaped, and used a wrench over it for leverage. Very simple.

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    Quote Originally Posted by M3zie View Post
    Wow...ok. Who pissed in your cheerios this morning? If you mind, don't read or reply to the post. That's all.

    Thanks to all who provided helpful insight.
    It appears that someone pisses in his cereal nearly on a daily basis.
    He should catch that weasel in the act.
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    Quote Originally Posted by Balthazarr View Post
    It appears that someone pisses in his cereal nearly on a daily basis.
    He should catch that weasel in the act.

    not to ever defend richard but he had a point.

    how can you help someone who refuses to help themselves?

    how can you reason with the unreasonable?

    Posting in this section is a daily excercise in both.

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    Quit crying about it. I asked for help on a car forum when I had a question about my...car. Forgive me.
    Wes



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    Seriously. Buy a manual.

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    Quote Originally Posted by M3zie View Post
    Quit crying about it. I asked for help on a car forum when I had a question about my...car. Forgive me.
    you're the one crying.

    current = '99 Estoril/Mulberry M3 Coupe :: past = '97 Alpine/Anthrazit M3 Coupe

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