The state is expected to provided incentives.
The continued investment into electric vehicles is part of a wider imitative on GM's part to
phase out gas-powered vehicles by 2035, with the company planning to have invested $27 billion by 2025 on electric and driverless cars.
Spring Hill Mayor Rick Graham said that the news could be a "game-changer" for Spring Hill and ensure long-term stability for the economic future of the city, which is located in both Maury and Williamson counties.
"With that $2 billion investment [a few] months ago, and then with this one, that's [$4.4] billion in one region — that's unbelievable," Graham said.