How to put a 2023 Silverado in brake service mode

[G-43764]

How do you put a 2023 Silverado into Brake Service Mode? I have tried the procedure of pressing down on the brake pedal and holding the electric brake button in for approximately 30 seconds.
I can not get it to go into brake service mode

 

[zora]

How do you put a 2023 Silverado into Brake Service Mode? I have tried the procedure of pressing down on the brake pedal and holding the electric brake button in for approximately 30 seconds.
I can not get it to go into brake service mode

You did it exactly like this video?

 

[G-984023]

You did it exactly like this video?

in this video, the truck is a '19. I believe the process may be different for a '22 or later