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98 GC A/C Flooding/Leaking


PJ123
07-04-2004, 10:22 PM
Hi all,

My 98 GC AC seems to be flooding the the back seat passenger floor board when it's turned on. All of the water is coming out of the main plastic air delivery tube that runs along the center console to the backseat passenger floorboard. The water then runs all up into the front passenger floorboard as well,creating a real wet mess (flooded carpets). Can anyone tell me what this is a symptom of? I've been told that it could be as simple as a clogged compressor overflow valve (the one that drains your condensation to the bottom of the vehicle). I can't find this valve or tube anywhere under the vehicle to check for blockage. Is there anything else I should be looking for in this case? Any info is greatly appreciated. Thanks

ahullender
07-05-2004, 01:28 PM
My 96 GC has the exact same problem and I have gotten no where tryign to fix it. I am about to drill a hole in the back floorboard to drain the water if I can't solve this.

Michael Harberrt
07-12-2004, 09:28 AM
Search this forum for "water" and the first thread that comes up may be your answer. I am having the same problem with a 95 GC, flooded passenger carpet. Nice waterfall on a sharp right turn. I looked all over for the drain tube and it turns out it is hidden in the frame. Go figure. The solution as posted by others is to drill a small hole and blow out the system with compressed air from the inside out, then plug the hole. They supplied a picture of where to drill. I am going to try it tonight.

jeepray
07-25-2004, 01:08 PM
hi Mike,
Name here is Ray. Where and how do I find that pic of where and how to drain AC line ... my rear floorboard is getting very soaked! new to forums and a little lost - thanks!

Michael Harberrt
07-26-2004, 08:14 AM
Follow the link below. The thread is turning into a manual now.

I drilled the hole per the diagram and then blew it out with 150 psi air. make sure you have an air nozzle that will seat nicely in the or on the hole. It cleaned it right out. It is good to see all the water dripping under the jeep instead of in it again. I used a sheet metal screw with some white plumbers tape to plug the hole and it has been working fine ever since. If it happens again, the screw will be easy to remove to repeat the process. Just make sure the core shaft of the screw is as wide as the drill bit you use. Scored some big points with the wife as its the vehicle she drives and after she kept saying "just take it to the dealership!" Good news is that it is a zero cost repair!

http://www.automotiveforums.com/vbulletin/showthread.php?t=121825

Hope that helps

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