it's used to ground a relay to power efans.
you don't have to do anything with it to get the truck running, it's just a convenience for us wanting to run efans and have it trigger with PIN 42.
it's used to ground a relay to power efans.
you don't have to do anything with it to get the truck running, it's just a convenience for us wanting to run efans and have it trigger with PIN 42.
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'94 Chevy Truck: 8.9 et, 408 twins