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Old 06-13-2018, 01:09 AM   #20
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Join Date: Nov 2012
Location: Los Angeles, CA
Posts: 355
Re: Suburban A/C fix + Vintage Air?

A little late to the party but it aint that hard. LS carb'd is odd but in your favor with no ECM input for the ac & fuel system. Shame all that EFI engineering is gone.
Anyway this diagram may help you out with your lines.
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