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slave cylinder to master coupler tool (DIY)

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Old Jun 21, 2008 | 09:43 PM
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Default slave cylinder to master coupler tool (DIY)

I have added the a couple of pictures of a quick, home made slave to master coupler disconnect tool. I did a search, on this site, and found no visual aids for this. The actual tool one would use is identified as p/n J-36221 by GM. I made one from a Craftsman paint/gasket scraper by cutting and grinding a notch which is 5/8 inch wide and 5/8 inch or so deep; originally the scraper is 1/16th inch thick (which works great). If you want to duplicate this, ensure you are a little smaller or inside of 5/8th inch as it needs to be close/tight. Once you have this, you press the white plastic edges of the coupler down and relax, don't force it; and it will come apart. Takes only a couple seconds. Hope this helps some of you.


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Old Jun 21, 2008 | 11:05 PM
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I have the proper tool and gave up after a half hour or so. Then I tried cutting the hose with snips. Then broke out the Dremel with a cut off wheel and that solved all my problems, but I was replacing everything and didn't care about it. Once off the car I played with the tool and it did work but still wasn't easy.

So my advice to anyone doing a clutch job and planning on replacing everything, screw the tool and cut the hose. Have a few rags handy cause it will leak some fluid.
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Old Jun 22, 2008 | 12:48 AM
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I just use the fuel line tool it works fine if you use is backwards.
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Old Jun 22, 2008 | 02:08 AM
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Originally Posted by Camjamsdad
I have the proper tool and gave up after a half hour or so. Then I tried cutting the hose with snips. Then broke out the Dremel with a cut off wheel and that solved all my problems, but I was replacing everything and didn't care about it. Once off the car I played with the tool and it did work but still wasn't easy.

So my advice to anyone doing a clutch job and planning on replacing everything, screw the tool and cut the hose. Have a few rags handy cause it will leak some fluid.
Thats what I did, but i had a good pair of dikes - and just nipped through it. Took a few cuts though, and thankfully didn't leak much fluid (we turkey basted the master too)

Thanks for the ideas on the tool! I'm throwing a new clutch in shortly, and this may save me some hassle...

-Dan
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Old Jun 22, 2008 | 09:00 AM
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Good to see your tool worked. I made one that didn't and ended up using two screwdrivers. Once you understand how to disassemble the joint it is a little easier. Maybe I will try this tool next time, which I hope is a looooong time from now.

Nice write-up
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Old Jun 22, 2008 | 09:58 AM
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Originally Posted by Camjamsdad
I have the proper tool and gave up after a half hour or so. Then I tried cutting the hose with snips. Then broke out the Dremel with a cut off wheel and that solved all my problems, but I was replacing everything and didn't care about it. Once off the car I played with the tool and it did work but still wasn't easy.

So my advice to anyone doing a clutch job and planning on replacing everything, screw the tool and cut the hose. Have a few rags handy cause it will leak some fluid.
I don't want to belabor this; I wanted to show that such a tool will work to the many that seem to have problems. In many instances, cutting the line may not be a practical solution, and why do it if you don't have to.
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Old Jun 23, 2008 | 12:15 AM
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Originally Posted by vjjack04
I don't want to belabor this; I wanted to show that such a tool will work to the many that seem to have problems. In many instances, cutting the line may not be a practical solution, and why do it if you don't have to.
I forgot to add your tool is cool. Saves the cost of buying one. Your post just brought up bad memories of what I went through and figured I'd toss in my fix. Didn't mean to hijack your thread.
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Old Jun 23, 2008 | 04:46 AM
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Even easier is to use a 15mm open end wrench.
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Old Jun 23, 2008 | 02:19 PM
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Cool tool!!

What also helps is to soak the coupler in WD-40 over night prior to trying to disassemble it.

Thanks for the tool info!!!

BC
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Old Jun 23, 2008 | 02:29 PM
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I paid 30 bucks from the snapon truck, but I got a cool Tshirt
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Old Jun 23, 2008 | 02:58 PM
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Originally Posted by Steve Doten
I paid 30 bucks from the snapon truck, but I got a cool Tshirt
That's an expensive T-shirt since you can get the tool for about $6 bucks from Summit.

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