This happened to me 3 days after the making of this whole thread. I have been at this issue for a few weeks now. Currently in contact with the engineers also.
I have the same issue. Performed the 2-part BCM update on a 2021 F150 and the LF Headlamp became INOP. I replaced the LED Control Module and the low beam illuminated upon connection but the high beams are now INOP. I performed the BCM LIN New Module Initialization procedure as per Ford’s...