i have a 76 the battery is good but nothing but the lighter works. it acts like there is no power at all, even the head lights won't work.
the truck acts like the battery has no power. but the fan i have in the cigarette
lighter is running like it's on a full charge . even tried to jump start the truck,
Check your fuselinks, they could be burned out. they are located down by the starter and are connected to the positive terminal on the starter.
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