Took it back to the dealer this morning. It was exactly as I suspected: when they sprayed in the bed liner they forgot to reconnect it properly.
Unfortunately, I suspect this is going to be a common occurrence until dealers get up to speed on how the hardware in the new PB hybrids work.
Just drove my new 2021 PB off the lot and that night it gave me a "service required" error for the PPOB system. I think it may be due to the dealer not reconnecting something properly when they sprayed in the bed liner. I thought I remembered seeing a thread about it somewhere else but I can't...
Got a positive update from my dealer today. He said that that he got word from Ford that the truck doesn't require any additional parts and that the running boards can be fixed with a software update.
He may just be saying that so I don't go run off and buy a new Ram, though. So probably take...