2023 Powerboost-Trailer Brake System Fault

I know this has been a problem in the past, but it looks like it did not get fixed with recalls in 2022!

I've had the Trailer Brake System Fault popup on different days...when its been raining. So maybe a hint there?
But the other codes that you can see on the scan report seem to indicate a possible network error...maybe.
I have not had a trailer connected to the new truck yet.

Taking it to the dealer in the morning so we will see what happens next. Its...

2023 Powerboost-Trailer Brake System Fault