03 tahoe dual alt wiring help

[natmaned88]

Sure this has been asked before but didn't seem to find my answer so I just added a secondary mechman alt in my tahoe all is close to being finish but I got a alt harness from another truck and wired them all 3 of them up so not my truck keeps telling my battery not being charged then goes away I am sure I wired to much up so need help on which wires if should be jumping and which wires can be left alone 5.3 vortec 03 tahoe thanks

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