Put the windshield bugs back and see if that fixes it.
If not, start by making sure both ends of both battery cables are clean and tight.
If the wiring is more or less stock there is no fuse that would cause everything to stop working.
'57 GMC 102, Original 347 V8, HydraMatic, 3.08 rear gear, added A/C, disk front brakes, HEI, AFB carb, '98 Honda Black Currant paint. T-boned and totaled 10/12
'52 GMC 152 Stake Bed, Original 228, SM420, added A/C, HEI, disk front brakes, '67 Chev 3.55 rear gear. Gets used as a real truck.
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