I have an option that may work for you, but after calling Ford, and Fleetwood they were unable to confirm if your 2021 Fleetwood Fortis 34MB has the factory trailer brake controller port for installing a trailer brake controller.
With that said you can still install one, but it will need to be hardwired. I recommend the Tekonsha Prodigy P3 # 90195 as it is an extremely reliable controller that has great features like an easy to read LCD screen and built in diagnostics that are easy to... view full answer...
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