12volt lighting

[spencmi]

I have 3 interior lights Bathroom (controlled by wall switch), right outside bathroom (ceiling) and the first one in bedroom (ceiling) any suggestions where to look. All bulbs are good believe them to be all on same circuit, all other 12 volt ceiling lights work fine all fuses I can locate checked good.

[ORvideoguy]

Is it a Forest River Forester? What model is it? That will give us a better idea of how to help.