New 2025 Gmc 2025 Hd. The 2025 gmc sierra 2500hd denali ultimate carries its 8,346 pounds of mass to 60 mph in a shockingly quick 6.5 seconds. Consumer reports previews the updated 2025 gmc sierra hd pickup trucks, now with more power, features, and standard safety equipment.
What’s new for the 2025 gmc sierra hd? The new gmc sierra hd remains available in 2500 hd and 3500 hd models in regular, extended, and crew cab body styles.