Reinstall ADSB, SV-Comm, Transponder, and ADAHARS with stainless steel screws. While mounting the ADAHARS, I noticed that I had previously installed it facing the wrong direction. The tubes must face forward. Maybe this was Wrongway Feldman's problem.
Flock in network hub baseplate.
Install Adel clamp to hold wires and coax.
General wire routing and cleaning up the spaggetti.