Hi everyone, new, old Prevost owner i am. 1990 Prevost Marathon XL40, bought in Oct of 25 and have not been on a road trip yet. Long story short, fan blade took out Radiator a couple weeks after purchase. My new radiator and Fan will be delv. To me 4/13/26 tomorrow. Excitment is coming back.

I do have a question that i hope someone can point me in the right direction so i may take care of an issue that just arrived.

My Dock lights came on and i can not turn off. I have turned breaker off. Unplugged the switch harness , any suggestions on where to look next ?