Check the antenna for the wireless in the TC it should be in with all the other electrical stuff under the cabover step. make sure it is straight and all the the connections are solid. Also make sure the contacts on the remote activation switch inside the door are clean and tight. sometimes you have to move about the outside of the camper to find that spot with the best signal until you get in there and clean things up.
2011 F350 6.7L Diesel 4x4 CrewCab longbed Dually, 2019 Lance 1062, Torqlift Talons, Fast Guns, upper and lower Stable Loads, Super Hitch, 48" Super Truss, Airlift loadlifter 5000 extreme airbags