2024 Gmc Sierra 3500hd Specs And Features. Choose either a gmc sierra 2500 hd or 3500 hd and learn more about the vehicle specs, trims, and features available. The motortrend buyer's guide has the 2024 gmc sierra 3500hd specs you need, from dimensions and cargo space to power and mpgs.

General motors officially unveiled the fully refreshed 2024 gmc sierra hd last october, revealing an updated exterior, an overhauled. Find detailed specs and features for the 2024 gmc sierra 3500hd including horsepower, engine, capacity, fuel economy, transmission, safety, warranty, drivetrain.