Looks like the OP's TT is a Whitehawk 29reks...I believe the bath fan and light is 12V so they would not be on a GFCI.
After seeing the mess behind my distribution panel, I'd be half tempted to pull it and ensure the feed wire for that circuit is secured to the terminal.
2013 26BH ghetto model w/ 4 plain rims and some rust
2001 Silverado 2500HD 6.0 gasser
I have a fever...and the only cure is more camping!