Ford f350 7.3 psd has current draw when everything is turned off. Is this normal?

Radio presets, anti-theft system, and PCM will always draw some current. This link may help:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-3.html#post241804

Exactly what I was looking for
10 out of 10