Thanks for the response. No mods made, brand new fuses. The harness is a Speedway Motors 22 circuit harness. I will find a link to a diagram, but there are 2 wires that go to the switch (brown and white), and then 3 wires to the back for turn signal, stop, and running lights (yellow for left, green for right, brown for running.


1957 Chevy Panel Truck, powered by SBC 350 from 1977 Camaro
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