There is a lot of "tongue firmly in cheek" going on here (I hope).
Trailer fires are no joke and they burn to the frame quickly.
Too fast to escape many times. We won't even talk about the poisonous gasses released from the materials used in their construction.
If you have anything blowing fuses, you should isolate the fault and replace.
If the last stop is the radio; get a new one. Opening a radio that is blowing fuses is not for the average guy.
If the bathroom vent fan is bad and there is power past the fan switch; replace it.
Lou, Laura, & Freya the wonder dog
2008 GMC Sierra 3000HD Crewcab SB Allison Duramax
2019 Flagstaff 8529FLS - Pullrite 3300
HAM CALLSIGN - KC3FFW