04 Siverado 1500 rear deffoger

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Forum Name: Vehicle Wiring Information & File Requests
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URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=70605
Printed Date: May 14, 2025 at 5:34 AM

Topic: 04 Siverado 1500 rear deffoger

Posted By: xorcom
Subject: 04 Siverado 1500 rear deffoger
Date Posted: January 12, 2006 at 11:07 AM

I have a Viper 791xv and there is an opption to hook up the rear deffoger.

is there any info on where to find the correct wire to hook it into?

Thank you.

Replies:

Posted By: KarTuneMan
Date Posted: January 22, 2006 at 11:45 AM

There is a white wire at the BCM on the drivers side of the dash its a NEG(-) trigger. Find this wire and test while turning on the defrost manually.

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