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Air condition sealant

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Old Jun 3, 2016 | 06:58 PM
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Default Air condition sealant

I have a small leak in my air condition. I bought some air condition sealant and I'm wondering if it will work? I have a 1971 383 4 speed with air. Oh yea, dye was put in to see the leak.

Last edited by mpro71vette; Jun 3, 2016 at 06:59 PM.
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Old Jun 3, 2016 | 07:03 PM
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Where is it leaking from ?

I'd recommend fixing instead of the sealant -

Frank
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Old Jun 3, 2016 | 07:05 PM
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Originally Posted by myoriginal77
Where is it leaking from ?

I'd recommend fixing instead of the sealant -

Frank
Somewhere near the evap. I am getting vintage air but I just wanted a temp fix for now.
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Old Jun 3, 2016 | 07:17 PM
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This is one of those things that some will call hack job but remember when gm had to use barrs in the caddys that had engine head leaks?

I have seen this used in many cars and the key is more using the gauges and getting the correct amount of the coolant in there, the cool cans with a gauge are more a selling tactic to the novices out there,

It works pretty much on leaks that take a while to seep out the coolant if the coolant leaks out in a day or two it likely will not help too much,

Since you want to update/upgrade anyway try this stuff it will likely buy you some nice cold ac for a spell....
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Old Jun 3, 2016 | 07:18 PM
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I've used it and the sealer works but you MUST use the sealer first and then follow with a fresh charge of freon. If you put the sealer in by itself, the sealer will seal the shrader valve on your AC.
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Old Jun 3, 2016 | 08:06 PM
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Originally Posted by hugie82
I've used it and the sealer works but you MUST use the sealer first and then follow with a fresh charge of freon. If you put the sealer in by itself, the sealer will seal the shrader valve on your AC.
Thanks

Last edited by mpro71vette; Jun 3, 2016 at 08:09 PM.
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Old Jun 4, 2016 | 04:03 AM
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Anyone else?
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Old Jun 4, 2016 | 10:50 AM
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Assuming it was converted to R134, go ahead and try it. For a small leak it might work.

You said there is dye in the system...look for leaks at all the connections, like hose ends, comp front seal, etc. Of course a UV light may help. Leaks can show up as oil residue also.
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