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One (red one) runs to the horn relay and links to battery voltage. The other (brown) runs to a fuse link, then on the the IGN terminal on the ignition switch.
7t1vette are we talking about the same wires ?? i'm speaking of the plug on top of alt
Oleyella,
Gm used two smaller diameter wires (16 gauge???) that were fitted inside a black thingy that fits into the slot on the alternator. They were coloured red and light brown. Unfortunately, Bubba paints from a different pallette.
2025 c3 ('74-'82) of the Year Finalist - Unmodified
2019 C3 of Year Finalist (appearance mods)
At the alternator: the red wire connects to the terminal closest to the engine (terminal#2)
and the brown wire connects to the terminal closest to the fender (terminal #1).