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Rear Window Water draingage

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Old Jan 12, 2017 | 02:31 PM
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Default Rear Window Water draingage

Hi All

Being a first time Vette owner but a long time car Guy I am puzzled as to why the design of the rear coupe window when opened after a rain drains most of the water not into the channel of the window but right down into the car, down the window cylinder and into the rear speaker. Great!

Is this a common issue and is there a fix? I am really NOT impressed with the engineering on this one.

Thanks for any and all bits of knowledge!
Doc
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Old Jan 12, 2017 | 02:42 PM
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when I used water to wash mine, I hated that. I would keep two towels back there to catch the run off. Now I use Chadwick's so not such a issue anymore. Not a great design !!!
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Old Jan 12, 2017 | 02:47 PM
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Originally Posted by Pounder
when I used water to wash mine, I hated that. I would keep two towels back there to catch the run off. Now I use Chadwick's so not such a issue anymore. Not a great design !!!
Hello Pounder

So this is a design issue with Chevy. Ok, but when it rains like now here in Calif I can't open the back lid. Now the windows are clouding up from the moisture inside now and I doubt it did the speakers any good. Towels it is and I'll check out Chadwick's when washing. Guess the back stays closed in the rainy season.

Doc

Last edited by Dr. Doug; Jan 12, 2017 at 02:48 PM. Reason: spelling
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Old Jan 12, 2017 | 03:09 PM
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Originally Posted by Dr. Doug
Hello Pounder

So this is a design issue with Chevy. Ok, but when it rains like now here in Calif I can't open the back lid. Now the windows are clouding up from the moisture inside now and I doubt it did the speakers any good. Towels it is and I'll check out Chadwick's when washing. Guess the back stays closed in the rainy season.

Doc
The **** guy I am after washing the car I would open doors and hatch to dry everything. It didn't take me long to figure out that is was unpreventable, thus the towels. If you follow the channel you can see it drains in the front and that can get plugged with debris. So if that is clear and you drive the car all the water would drain out ?? (never tried it)
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Old Jan 12, 2017 | 06:13 PM
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Originally Posted by Pounder
I would keep two towels back there to catch the run off.
The **** guy I am after washing the car I would open doors and hatch to dry everything. It didn't take me long to figure out that is was unpreventable, thus the towels.
Me too, I raise the hatch with a towel in hand to stick in the driver's side while the girlfriend is doing the same on the passenger side.

and I doubt it did the speakers any good
If I remember right, the rear speakers are polypropylene, not paper, so they should be okay
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Old Jan 12, 2017 | 06:41 PM
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Originally Posted by knewblewkorvette
Me too, I raise the hatch with a towel in hand to stick in the driver's side while the girlfriend is doing the same on the passenger side.



If I remember right, the rear speakers are polypropylene, not paper, so they should be okay
Call me AR but water plus electronics no matter what the material bad combo. Nice job GM! not...! Now I have to come up with some sort of engineering fix and put it here for anyone to purchase cheap. Something inexpensive and easy... but that's what I do! Look for it coming soon to a theater near you!

Doc
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Old Jan 12, 2017 | 07:02 PM
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Originally Posted by Dr. Doug
Call me AR but water plus electronics no matter what the material bad combo.

Doc
I agree, water and electronics are bad together but what's electronic about a C5's rear speaker?
IMO, a speaker is not electronic, the radio yes, amplifiers yes, crossovers, yes.

My Infinity Perfect subwoofers are poly, you can pour water in them and NOTHING will happen. The JBL amps are a different story.
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Old Jan 12, 2017 | 07:17 PM
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Originally Posted by knewblewkorvette
I agree, water and electronics are bad together but what's electronic about a C5's rear speaker?
IMO, a speaker is not electronic, the radio yes, amplifiers yes, crossovers, yes.

My Infinity Perfect subwoofers are poly, you can pour water in them and NOTHING will happen. The JBL amps are a different story.
Grills on the taillights,not on the speakers.
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Old Jan 12, 2017 | 08:08 PM
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Originally Posted by Vanover
Grills on the taillights,not on the speakers.
Wow I reach out for some advice and get this. I don't like water in my car period is that OK.
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Old Jan 12, 2017 | 08:48 PM
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Originally Posted by Dr. Doug
Wow I reach out for some advice and get this. I don't like water in my car period is that OK.
I see your a newbie,your going to need to get a little thicker skin to play around here. The answer to your question was answered with Chadwick's. After you get your answer there is no telling were the thread will go. Toughen up big guy,a lot of the guys here will give you a hard time while telling you how to rebuild you car. This is not your typical forum.
It's OK I don't like water in my car either.
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Old Jan 13, 2017 | 07:27 AM
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i've never noticed this . could it be because i blow water off car before drying . . . peace
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Old Jan 13, 2017 | 04:21 PM
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I don't have a link in front of me but I remember that a vendor (or two) offer a product that installs forward of the hatch body work that helps to keep water out of the interior. It basically diverts the water properly down into the channels on the outside of the weather stripping where there are drain holes (4 I believe). Other than that, the only things you can do is either blow the car dry or wait for it to dry before opening the hatch. I basically just do my interior detail work first and then wash the car last and let it dry. I do drive my car in inclement weather quite a bit, but I just don't open the hatch if it's pouring rain. The convertible and FRC/Z06 don't suffer from these issues (as much...) as their trunks open into the channels of the tub.

It is a rather hap-hazard design, although there's a lot of questionable design "features" of the C5 (like the awesome PCM location). It's something you ultimately kind of have to live with or adapt.
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Old Jan 13, 2017 | 04:23 PM
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Originally Posted by Velocity_Vette
I don't have a link in front of me but I remember that a vendor (or two) offer a product that installs forward of the hatch body work that helps to keep water out of the interior. It basically diverts the water properly down into the channels on the outside of the weather stripping where there are drain holes (4 I believe). Other than that, the only things you can do is either blow the car dry or wait for it to dry before opening the hatch. I basically just do my interior detail work first and then wash the car last and let it dry. I do drive my car in inclement weather quite a bit, but I just don't open the hatch if it's pouring rain. The convertible and FRC/Z06 don't suffer from these issues (as much...) as their trunks open into the channels of the tub.

It is a rather hap-hazard design, although there's a lot of questionable design "features" of the C5 (like the awesome PCM location). It's something you ultimately kind of have to live with or adapt.
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Old Jan 13, 2017 | 04:35 PM
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Waterproof corvette. I don't believe in fairy tales
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Old Jan 13, 2017 | 05:08 PM
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We don't need the personal digs in this thread. If you've got a missing post in this thread, here's why.

https://www.corvetteforum.com/forums...conflicts.html

Any thread(s) that contain open bickering, name calling, subtle derogatory messages, "digs," personal attacks, or anything negative in nature will be closed/edited or deleted, and any participating members who post in violation of this rule, will jeopardize their posting privileges.
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Old Jan 13, 2017 | 05:50 PM
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Originally Posted by Vette_DD
We don't need the personal digs in this thread. If you've got a missing post in this thread, here's why.

https://www.corvetteforum.com/forums...conflicts.html
I'm sorry
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Old Jan 13, 2017 | 09:25 PM
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In model year 2000 I think, Chevy changed the top weatherstripping on the coupe hatch to add a small extension on each side that was designed to help channel the water into the body channel and not have it drop into the hatch area.

While it worked somewhat, I still got water dripping down into the hatch, especially if I opened the hatch quickly while wet. I did find that if I opened the hatch slowly, the water would drop in the channel that the hatch fits into not get any in the actual hatch area.
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