New 2024 Gmc Sierra Hd Specs

New 2024 Gmc Sierra Hd Specs. Build & price your 2025 gmc sierra 2500 hd by selecting from available trims and features.  — the sierra hds get a revised front fascia with newly available led headlights and taillights with sequential turn signals.

Choose either a gmc sierra 2500 hd or 3500 hd and learn more about the vehicle specs, trims, and features available. The 2024 sierra 2500 hd crew cab ranges in power from the pro with 401 horsepower to the denali ultimate with 470 horsepower.