New 2024 Gmc Sierra 2500hd. The motortrend buyer's guide has the 2024 gmc sierra 2500hd specs you need, from dimensions and cargo space to power and mpgs. Consumer reports previews the updated 2024 gmc sierra hd pickup trucks, now with more power, features, and standard safety equipment.
The sierra 2500 heavy duty pickup truck comes in 2wd and 4wd regular cab models with. The sierra 2500 hd pro and sle pickup trucks come in 2wd and 4wd double cab models with a 6′ 9 standard bed or an available 8′ long bed.