Re-wiring is easy if the lights are known to work. Just pull in new wire and connect it wire for wire.
In your case, I would want to do some testing to see what is up unless you are confident you can re-wire it from scratch.
2011 351RLTS Eagle, Mor/Ryde suspension & pin box
06 F350 Lariat PSD, SRW, LB, CC, EGR delete kit, 16K DrawTite hitch, Timbrens, TST TPMS
Can't find what you're looking on JOF? Try:Jayco Owners Forum Custom Google Search
"It's easier to fool people than to convince them that they have been fooled." - Mark Twain