2003 gmc diagrams

Printed From: the12volt.com
Forum Name: Vehicle Wiring Information & File Requests
Forum Discription: Request Car Alarm, Car Stereo, Cruise Control, Remote Starter, Navigation, Mobile Video, and Other Vehicle Specific Wiring Info, Manuals, Tech Tips
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=41970
Printed Date: May 11, 2025 at 4:41 AM

Topic: 2003 gmc diagrams

Posted By: cold cyclops
Subject: 2003 gmc diagrams
Date Posted: October 31, 2004 at 11:12 AM

i need to know where i can find a stereo wire diagram for my 2003 gmc sierra pickup. I need to know what color and where to locate the wires for the rear speakers, the only diagrams i can find are for 2000 year. These do not work.

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coldcyclops

Replies:

Posted By: mo12v
Date Posted: October 31, 2004 at 3:18 PM

U could go behind radio or in rear
This is a DATA type Radio

Driver		Passenger
TAN	(+)	L GREEN	Front
GRAY	(-)	D GREEN
BROWN	(+)	BLUE	Rear
YELLOW	(-)	LT BLUE

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MO

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