my 53 gmc has only 3 fuses as far as i can tell. 1 for the tail lights, 1 for the brake lights and a 30 amp breaker inside of the light switch.
i'm not sure if i need to fuse any or all of the following:
cig lighter
horn relay
ammeter
heater fan
etc.
thanks for any help on this safety matter.
tony


Overland Blue, 1953 GMC 1/2T, 100-22, 228/1bbl, 4sp/4.10 6v, shortbed/fender side/5-window.