When Will Gm Reveal The 2025 Sierra. 2025 gmc sierra release date: They will remain on the current t1 platform, and if anything, a few subtle changes on the inside possible, mainly available.

The palette of 2025 gmc sierra 1500 colors includes nine hues, with no new colors added for the model year and two removed since 2024. Enthusiasts also expect changes under the hood and a departure of v8 engines.