Is Gmc Updating The Sierra In 2025 For Sale. Gmc has bolstered the capability of the 2025 sierra 1500 with improvements to the available engines, transmissions, and towing technology. But according to some reports, it is said that gmc sierra is going to be available in a total of seven trims.

Gmc recently said that the 2025 model year truck will come in two versions with up to 460 miles. The updated electric pickup gets more range and capability, all at a lower price than 2024.