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87 Corvette cooling system problems

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Old 04-05-2020, 03:48 PM
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87chevycorvette
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Default 87 Corvette cooling system problems

Ok i have a 87 vette and have been working on reverting the previous owner hack jobs. One of them is the cooling system i went back to a stock rad fan but now its always on but that brings up my next problem the previous owner also deleted out the a/c system and from what i gather that why the fan wont shutdown till key is off.Is there a way to bypass this so the fans turn on and off as it should w/o the a/c?
Old 04-05-2020, 04:31 PM
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TommyFox
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This would be my first guess since A/C is gone . Jump the electrical plug. When this is unplugged fans stay on continuously. I have an 87 and the the connection was pushed in and not making a connection. Took a while but found it and now all works properly.Attachment 48343859
Attachment 48343860

Last edited by TommyFox; 04-05-2020 at 04:34 PM.
Old 04-05-2020, 04:41 PM
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Watch the whole video.
Old 04-07-2020, 01:35 AM
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Thanks for the replys found the wires they was stuff under the a/c evap. core cause they remove all the a/c plumbing up to the core so it was not easy to find them.
Old 04-07-2020, 08:24 AM
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Originally Posted by 87chevycorvette
Thanks for the replys found the wires they was stuff under the a/c evap. core cause they remove all the a/c plumbing up to the core so it was not easy to find them.
Did you solve the problem?
Old 04-07-2020, 11:40 AM
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Waiting to find out too........
Old 04-09-2020, 02:24 AM
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I found what i needed i just have not had time to got back out and work on her.

Last edited by 87chevycorvette; 04-09-2020 at 02:40 AM.
Old 04-09-2020, 06:02 PM
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I jumped the plugged and the cooling system now works but yet another problem come up as i was warming it up and now got to look into why the check engine light is about so the project keeps going.

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