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ls1nova71 · 06-20-2016, 09:16 PM

If youre going to use an '05 PCM, then you'll need a 12589462, that should make the 12v A/C request work

06-20-2016, 09:16 PM	#26
ls1nova71 Registered User Join Date: Dec 2009 Location: Independence Mo Posts: 4,118	Re: Need some help with tuning. If youre going to use an '05 PCM, then you'll need a 12589462, that should make the 12v A/C request work __________________ My '72 short bed build. http://www.ls1tech.com/forums/conver...6-0-4l80e.html 5.3 swap into my RUSTY '71 C10 http://ls1tech.com/forums/conversion...71-c-10-a.html