1990 Chevy Astro Horn

Printed From: the12volt.com
Forum Name: General Discussion
Forum Discription: General Mobile Electronics Questions and Answers
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=51032
Printed Date: May 15, 2024 at 6:46 PM

Topic: 1990 Chevy Astro Horn

Posted By: thewal
Subject: 1990 Chevy Astro Horn
Date Posted: February 28, 2005 at 9:40 AM

Hi Everyone,

I am trying to fix the horn on my astro van, and I can't seem to find wich wire it is.

Can someone help please.

Replies:

Posted By: boomer_106
Date Posted: February 28, 2005 at 9:50 AM

Look for black

Posted By: thewal
Date Posted: February 28, 2005 at 10:56 AM

black Wire Going up the steering column?

Posted By: boomer_106
Date Posted: February 28, 2005 at 12:59 PM

You may have a bad horn relay. I hope you checked the fuse first. Here is the info on your van.

Chevrolet

Astro Van

1988-1990

Alarm and Keyless Entry Wiring Colors and Notes
Function	Vehicle Color	Location
Constant +12 Volts:	RED AND RED	IGNITION SWITCH HARNESS
OEM Alarm Disarm:	N/A
Dome Lights/Superv:	BLACK/ ORANGE (-)	AT PIN SWITCH ****
OEM Horn:	BLACK (-)	STEERING COLUMN HARNESS OR AT RELAY
Power Lock:	LIGHT BLUE	DRIVER'S KICK PANEL *****
Power Unlock:	BLACK/ WHITE	DRIVER'S KICK PANEL *****
Trunk Release:	RED	(-) AT RELEASE SWITCH
Alarm Input Wire:	BLACK/ ORANGE (-)	AT PIN SWITCH ****
Notes:	** If Equipped With Auxillary Lighting Option, The Dome Lights Can Be Turned Off By A Switch That Interrupts The Door Pin Circuit To The Courtesy Lights. *** See Note #202 - Positive Pulse Door Lock Diagram.

Posted By: thewal
Date Posted: March 01, 2005 at 8:01 AM

Thanks boomer

it was the black wire. Because when I looked in the wiring diagrams for my van it said that it's a dark green wire. That's what got me lost a bit.

Appreciate all the help.

Posted By: boomer_106
Date Posted: March 01, 2005 at 8:31 PM

Great. Glad to hear you got it. Thanks for letting us know.

Posted By: pagesc
Date Posted: March 02, 2005 at 3:44 PM

It's dark green under the hood. Scotty