I have had to same issues/symptoms as everyone else.
Today my wife stopped in for an oil change and the service record says they did “FLASH PCM PER RRT 22-231”. Same RRT that Idlethunder mentioned.
We will see how it pans out over the next few days/weeks.
2022 Mojave here.
I had the common misfire issues. Started off around 500 miles as a flashing CEL for 10-15 seconds, then it went off. Happened every so often (every 500 or so miles). Eventually around 2000 miles it flashed and just stayed on. Code reader gave a generic P0300 code. Dealer said...