Conversation Between camodown and baw6.0

hi there. i have a 08 f450 6.4 i am doin a transfercase conversion nv273 to a nv271. got t-case, linkage and shifter in truck. i have been reading your post over and over. im having a problem on the wiring. the switch on dash disconnect or leave in place. would like 4x4 lights to work properly. bought a new 2 pin range switch and connector but dont know which wires to connect. i dont have blue wire at esof connector. do i need to remove cluster or? note 5r110w trans. any help would be great. thanks