autoevolution 22 Feb 2021, 12:37 UTC · by After previously showcasing the R1T electric pickup truck undergoing rock-crawling testing in sunny Arizona, Rivian’s CEO RJ Scaringe remembered it was still winter in many parts of the United States. So, he naturally joined the snowy action while also teasing us to even more highlights from the model’s development program. 31 photos As always, legacy automakers are probably going to be late at the electric revolution truck party. We already know the 2022 GMC Hummer EV is coming in limited Edition 1 quantities this fall, while the run-of-the-mill Hummer EV3X, 2X, and Hummer EV2 aren’t expected until late 2022, spring 2023, and 2024, respectively.