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Drain from Airconditioning Evaporator Coil

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Old Aug 2, 2002 | 04:24 PM
  #1  
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Default Drain from Airconditioning Evaporator Coil

My car has just devloped the habit of leaking the condensate from the evaporator coil into the occupant compartment. This happened after I changed the manifold to the newer LS-6. I think the hose may be pinched or clogged. Does anyone know the location of the drain hose so I can locate it and fix the problem. There is nothing that I could find in the GM Manual for the car showing the drain, they just said to clean it.
Thanks for any assistance.....
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Old Aug 4, 2002 | 03:54 AM
  #2  
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Default Re: Drain from Airconditioning Evaporator Coil

Sorry I can't help, but I'm going to move to External Engine, and see if those folks can help out.
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Old Aug 4, 2002 | 06:06 PM
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Default Re: Drain from Airconditioning Evaporator Coil

Jade, I wish I still had my SS so I could help but I would think it's about half way down on the firewall on the passengers side. It should be a black rubber hose, my cousins car ( rice ) had the same problem and he used a shopvac to suck out what ever was causing the problem.

Come on there's got to be someone out there that can help Jade out, good luck.

Al
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Old Aug 4, 2002 | 07:54 PM
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Default Re: Drain from Airconditioning Evaporator Coil

TTT -- I have the same problem and the same question.
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Old Aug 4, 2002 | 08:28 PM
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Default Re: Drain from Airconditioning Evaporator Coil

Somebody's got to have a digital camera that can help these guys out, guys my best advice would be to get the car up on a hoist or ramps and look on the passenger side firewall. The hose should be about 5 to 6" long, that's the best I can do unfortunately. <img border="0" title="" alt="[Sad]" src="gr_sad.gif" />
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Old Aug 4, 2002 | 08:42 PM
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Default Re: Drain from Airconditioning Evaporator Coil

Thanks for your help Dark. I am going to put the car up on jackstands tomorrow and see if I can find the little rascally hose. I am going to try your sugestion with the shop vac. If I can get a pic, I will post it for all who have started to have the same problem.
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Old Aug 4, 2002 | 08:54 PM
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Default Re: Drain from Airconditioning Evaporator Coil

Try using a shop rag or something around the shopvac hose, that way it will suck whatevers in there out and hopefully that will take care of your problem. I'd take a picture of the hose on my Prowler but that won't help you, post that picture if you can and may the force be with you.

Al
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Old Aug 4, 2002 | 09:07 PM
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Default Re: Drain from Airconditioning Evaporator Coil

here is something I found about water in car
from AC..

http://www.ls1info.com/article.php?sid=241
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Old Aug 4, 2002 | 10:04 PM
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From: Mi./Al.
Default Re: Drain from Airconditioning Evaporator Coil

Well Jade it looks like the f-bodies use some type of canister and not a hose, I've never seen that but hey that should get you started.
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Old Aug 5, 2002 | 12:25 AM
  #10  
Jadeeglide1550's Avatar
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Default Re: Drain from Airconditioning Evaporator Coil

ttt
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Old Aug 5, 2002 | 07:41 AM
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Default Re: Drain from Airconditioning Evaporator Coil

Thanks for the help guys. I will see if I can locate the canister today after work.
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Old Aug 5, 2002 | 09:46 AM
  #12  
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Default Re: Drain from Airconditioning Evaporator Coil

Thanks for that link TA.... I am going to look for the canister. Hopefully it is easy to get to and I can take a pic. Will let you know how I make out.....
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Old Aug 5, 2002 | 10:26 AM
  #13  
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Default Re: Drain from Airconditioning Evaporator Coil

with headers I can barely see this small hole
in the described case. I have a freezeup problem
and thought maybe it was somewhat clogged
but found the problem to be probable moister in
system from not pulling vacume. and filling system.
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Old Aug 5, 2002 | 01:57 PM
  #14  
Jadeeglide1550's Avatar
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Default Re: Drain from Airconditioning Evaporator Coil

I have a picture of the cuprit, the hole in the drain of the evaporator. It is on the passenger side of the car, in the engine compartment. It looks like there was a littel rubber plug that was stuck, probably lost its elasticity with age. Anyway.... I have the pic, but do not know how to post it here. If someone can tell me how to post the pic, or anyone interested, email me and I will send the pic to you showing what it looks like. Thanks to all for their help with this rascal. I was looking for a hose, but it is just an opening with a rubber plug.
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Old Aug 5, 2002 | 02:16 PM
  #15  
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Default Re: Drain from Airconditioning Evaporator Coil

I take it that it's fixed now, e-mail me the picture and I'll post it here for you. alcar24@hotmail.com
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Old Aug 7, 2002 | 03:29 PM
  #16  
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Default Re: Drain from Airconditioning Evaporator Coil

Is the pic available?
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Old Aug 7, 2002 | 05:00 PM
  #17  
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Default Re: Drain from Airconditioning Evaporator Coil

I never recieved any pics from Jade, if he e-mails me some pics I'll post them here.
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Old Aug 9, 2002 | 03:02 PM
  #18  
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Default Re: Drain from Airconditioning Evaporator Coil

I found the canister. How the heck did you get to the bottom part of it? I assume you had several other parts unbolted??????
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Old Aug 9, 2002 | 04:20 PM
  #19  
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Default Re: Drain from Airconditioning Evaporator Coil

Bearcat Steve, I've e-mailed Jadeeglide to see if he could e-mail me a picture so I could post it here for everyone to see. As of yet no response, will you be able to post a picture of this canister? It's hard to believe GM uses some kind of canister instead of a drain hose, it's kind of funny why they would do that.

Al
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