Gmc 2024 Sierra 2024 Release Date. New 2024 gmc sierra heavy duty featuring the first ever sierra hd denali ultimate available spring 2023 The 2024 gmc sierra 2500hd is just around the corner, with release dates announced for the us and canada.

New 2024 gmc sierra heavy duty featuring the first ever sierra hd denali ultimate available spring 2023 According to sources familiar with the matter, the start of regular production (sorp) for the 2024 gmc sierra 1500 is set to kick off on july 17 th, 2023.