Author Topic: Windscreen demister duct  (Read 522 times)

Wallington

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Windscreen demister duct
« on: December 02, 2022, 09:05:54 PM »
Quick question for anyone who hasn't had their car pulled apart at some point, how did the factory secure the demister Y-duct vents under the dash. Here's mine from 15 years ago, I added the stud retainers to stop them rattling. There's assembly diagrams that show more of a blurry clip and a blurry part number that doesn't come up as recognised.

Firebird dash Aircon demister crack vent by Ben, on Flickr

20221203_214804 by Ben, on Flickr
« Last Edit: December 03, 2022, 04:54:33 AM by Wallington »

FormTA

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Re: Windscreen demister duct
« Reply #1 on: December 03, 2022, 10:21:47 AM »
Hopefully someone has something. Both of my cars were apart.
79 Trans am low buck LS swapped
79 Formula 301 (Work in progress)
67 RS Camaro (waiting it's turn)
69 Dodge charger on late model charger chassis
49 Ford F1 on a 2003 Chevy ZR2 Chassis (current project)
Names, Luke. If I hear anyone telling me they're my father....

Jack

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Re: Windscreen demister duct
« Reply #2 on: December 03, 2022, 10:43:58 AM »
If I remember correctly there was a piece of felt like material wedged in between.




Regards, Jack

Wallington

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Re: Windscreen demister duct
« Reply #3 on: December 18, 2022, 02:23:37 AM »
Interesting, thanks. Anyone recall how held in place, or has car apart to look in that area?

wheels78ta

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Re: Windscreen demister duct
« Reply #4 on: December 18, 2022, 11:34:24 AM »
The stud is kept in place with a stud retainer........The stud then goes through the hole from the back of the frame.....and a type of retainer is pushed onto the stud to keep the vent in place.

Willie

1978 Gold Y88 4 spd W72 WS6 project
1987 K5 Blazer---The Crawler
2006 Chevy Silverado Z71----Hers
2005 Chevy Suburban 2500---The Hauler

Re: Windscreen demister duct
« Reply #4 on: December 18, 2022, 11:34:24 AM »

wheels78ta

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Re: Windscreen demister duct
« Reply #5 on: December 18, 2022, 11:35:32 AM »
There wasn't any type of felt on mine when I took it apart.
Willie

1978 Gold Y88 4 spd W72 WS6 project
1987 K5 Blazer---The Crawler
2006 Chevy Silverado Z71----Hers
2005 Chevy Suburban 2500---The Hauler

Wallington

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Re: Windscreen demister duct
« Reply #6 on: December 18, 2022, 05:55:24 PM »
Aaah pretty much what the diagram looks like then! Excellent pics, much appreciated.

Wallington

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Re: Windscreen demister duct
« Reply #7 on: December 24, 2022, 02:34:17 AM »
Since I don't have anything like the original shaft retainer u-clip, I remembered that I had several spare door panel bird emblem retainers, same as rear speaker insulation box retainers. These also fit perfectly and can be released for removal easily if needed, unlike what I currently have to remove in the future.

Firebird windscreen demister duct door emblem retainer test by Ben, on Flickr

sreta

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Re: Windscreen demister duct
« Reply #8 on: December 24, 2022, 06:17:25 AM »
Excellent ! Thanks Ben

Wallington

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Re: Windscreen demister duct
« Reply #9 on: December 24, 2022, 06:38:21 AM »
Haha I wasn't really going for anything except conversation there, and finding an alternative to an unusual part.

Re: Windscreen demister duct
« Reply #9 on: December 24, 2022, 06:38:21 AM »
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