I recently finished putting together a Power Distribution Module (PDM) for a LS1 engine swap for a 47 Chevy.
The PDM has the following circuits:
Electric Fan 1 Relay and Fuse
Fuel Pump Relay and Fuse
Ignition Relay and Fuse
Brake Switch Relay and Fuse
A/C Compressor Relay and Fuse
A/C Clutch Diode
A/C Pressure Switch bypass Resistor
Bank 1 Fuse
Bank 2 Fuse
Sensors Fuse
PCM Ignition Fuse
PCM Battery Fuse
Cruise Control Fuse
dave w