I apologize, but I cannot remember when I joined; I did get my first GMT800 in 2017, though. It was a 2005 Tahoe LT, with not quite 200k miles on it. Since then, we have acquired a few more and, alas, the Tahoe was totalled.
2003 Sierra Denali (January 2020)
2004 Silverado 2500LD Quadrasteer...