There was a thread on the Outdoors RV forum a week or two ago. Not sure if it will help. For some reason, my phone is not letting me post the link. Good luck.
2017 ORV Glacier Peak F26 RLS
04 Dodge 3500 CC, DRW, 4.11 gears, 4X4, Cummins 5.9, NV5600 manual trans.