Thanks for the heads up. I took it to the dealership and they checked the main latch, the door itself, and the electrical system. Apparently they've seen this happen with the Volt often, but not the Bolt.
Turned out in this case it was electrical, so we're waiting for the part to arrive and...
Has anyone had this issue? The charging door is closed completely, but when I get in the car and start it, immediately an alert appears on the dashboard stating the Charging Door is open and needs to be closed. The alert stays on the screen the whole time the car is running and never goes out...