1990 Chevy Astro Horn

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thewal

Member - Posts: 4

Joined: June 01, 2004

Location: Canada

Posted: February 28, 2005 at 9:40 AM / IP Logged

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.

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boomer_106

Silver - Posts: 710

Joined: November 25, 2003

Location: United States

Posted: February 28, 2005 at 9:50 AM / IP Logged

Look for black

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thewal

Member - Posts: 4

Joined: June 01, 2004

Location: Canada

Posted: February 28, 2005 at 10:56 AM / IP Logged

black Wire Going up the steering column?

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boomer_106

Silver - Posts: 710

Joined: November 25, 2003

Location: United States

Posted: February 28, 2005 at 12:59 PM / IP Logged

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.

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thewal

Member - Posts: 4

Joined: June 01, 2004

Location: Canada

Posted: March 01, 2005 at 8:01 AM / IP Logged

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.

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boomer_106

Silver - Posts: 710

Joined: November 25, 2003

Location: United States

Posted: March 01, 2005 at 8:31 PM / IP Logged

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

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pagesc

Member - Posts: 2

Joined: February 26, 2005

Location: Canada

Posted: March 02, 2005 at 3:44 PM / IP Logged

It's dark green under the hood. Scotty

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Disclaimer: *All information on this site ( the12volt.com ) is provided "as is" without any warranty of any kind, either expressed or implied, including but not limited to fitness for a particular use. Any user assumes the entire risk as to the accuracy and use of this information. Please verify all wire colors and diagrams before applying any information.

1990 Chevy Astro Horn

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