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A/C drain hose

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Old Sep 24, 2017 | 05:04 PM
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Default A/C drain hose

With the heat today I ran my a/c a lot I noticed some water dripping into the passenger foot well. After about 45min of driving it was a lot of water leaking inside, like it would pour out in a corner.
I found a thread on C3's with the same issue and its the drain hose from the evaporator being clogged.
Anyone experience this with their C5?
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Old Sep 24, 2017 | 09:33 PM
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Perfect!
Thank you.
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Old Sep 25, 2017 | 11:19 AM
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Look for the 90 Deg Rubber fitting directly aft of the passengers head.

It looks like this:





Its probably full of crap or a snot like substance. If you pop it off the fitting on the fire wall, condensate should pour out if it is indeed plugged..


MAKE SURE that your BCM is dry or you will have all sorts of crazy electrical issues!!!

Last edited by Bill Curlee; Sep 25, 2017 at 11:21 AM.
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Old Sep 29, 2017 | 07:48 PM
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I'm pretty sure I can see the fitting but getting my gorilla hands on it from above seems impossible. lol
Is it easier to get at from below?
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Old Sep 29, 2017 | 07:59 PM
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Originally Posted by crazybird
I'm pretty sure I can see the fitting but getting my gorilla hands on it from above seems impossible. lol
Is it easier to get at from below?
Absoluty!!!!! No chance from the top
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Old Oct 2, 2017 | 12:34 AM
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Originally Posted by Bill Curlee
Absoluty!!!!! No chance from the top
How do you remove it? Do you just pull it out or have to turn it? Thanks.
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Old Oct 2, 2017 | 12:45 AM
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Originally Posted by laurent_zo6
How do you remove it? Do you just pull it out or have to turn it? Thanks.
LOL!! From under the car. It just slides on. May be stuck from crud.


If you have headers,,,,,,,,,,,,,,,,,,,,, GOOD LUCK. Long Screwdriver? Hire a little Kid...
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Old Oct 3, 2017 | 12:30 AM
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Originally Posted by Bill Curlee
LOL!! From under the car. It just slides on. May be stuck from crud.


If you have headers,,,,,,,,,,,,,,,,,,,,, GOOD LUCK. Long Screwdriver? Hire a little Kid...
Thanks. Guess I should have been clearer. By turning, I mean unscrew it.
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Old Oct 3, 2017 | 03:00 PM
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I have actually been able to pop it OFF from the top. I used a LONG skinny flat blade screwdriver and worked it off the nipple.

You WILL NOT, be able to put it back ON from the TOP!

You can JUST see it in this photo below and aft of the main wiring harness loom:






Last edited by Bill Curlee; Oct 3, 2017 at 03:01 PM.
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