Yep, that's a good one alright, it says is the shift knob or column shift. I will put this to our other experts to see if they know what's going on. It is not on the left side of the transmission like a typical set up. Here is what they show in the images below. It looks like it is the BCM that controls the reverse light and starter operation.
Images (Click to make bigger)
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Sunday, January 22nd, 2023 AT 1:31 PM