I’ve researched this and it is way too difficult and not worth swapping out head units.
Different model years may or may not work, it will be trial and error. I wouldn’t bet my $ on it.
Aftermarket options do not replace the screen and add a second screen down where the CD drive is. Looks weird and makes you look down to see the screen.
2012 Equinox 2.4L 1LT AWD, black, 80,000 miles