Electrical Beware Of The Small Black Wire Yogi

:dead:new alternator fried the smal black wire all the way to the voltage regulator found out it is a ground wire wired in to the parking lamps i thnk i have it wired to the feild wire 1967 coupe/w with ammiter
my alternator only has 3 wires to the harness plug below has 4 that i can see

:bang:

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