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chevyman70 · 06-25-2012, 01:27 AM

I am doing a similar build. My alternator has two wires coming out, gray and brown. They are going to the pcm. So I guess I have the same question, where do I attach my (70 truck brown wire) so that I can use the original gauge? I was thinking of splicing into the alt's brown wire. Any ideas?

06-25-2012, 01:27 AM	#31
chevyman70 Registered User Join Date: May 2002 Location: Lakewood, CA Posts: 194	Re: Ls alt wiring I am doing a similar build. My alternator has two wires coming out, gray and brown. They are going to the pcm. So I guess I have the same question, where do I attach my (70 truck brown wire) so that I can use the original gauge? I was thinking of splicing into the alt's brown wire. Any ideas?