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    Alternator not charging,A/C compressor power unidentifiable

    Evening y'all,so I've read the schematics,and I've read the pages on the differences between the 1 wire and 3 wire alternator,but none are for my year. I have a 1987 V1500 with a 4 wire shown below. I've wired the small red wire straight to the battery from the nut,wired the S voltage sense wire...
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    Sending Unit Power Wire

    Hey y'all! Got a question I haven't been able to clarify. 1987 V1500. Hooking up EFI wire to sending unit per instructions. My sending unit has 2 pink wires and a ground wire. Obviously know where the ground goes,and I've read that one of the pink wires goes behind the cluster,but which pink...
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    EFI conversion clarification

    Evening everyone! So I've recently purchased and mocked up my Fitech 600HP EFI throttle body to my 1987 GMC K15 with a 383 stroker. My question that I need clarified is with my dual tank system that I still want to use. My plans are to incorporate Hyperfuels Retro Fit pump;however,I've been...

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