https://www.detroitnews.com/story/business/autos/general-motors/2024/04/15/gm-to-move-headquarters-from-rencen-to-hudsons-site/73326824007/
Looks like executive offices, finance staff, legal teams, communications and Human Resources get dibs on the new building.
Anyone else might get stuffed into the Warren campus. Great for more strong collaboration and utilization of campus bathrooms.