Gmc Sierra 2024 At4. Explore the latest lineup and offerings. Gmc has introduced the 2025 sierra ev denali, which offers a new extended range battery that enables the truck to travel 390 miles between charges.

Detailed specs and features for the 2024 gmc sierra 1500 diesel at4 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain. Gmc is unveiling the 2024 sierra heavy duty and the first ever 2024 sierra hd denali ultimate, redefining the power and capability of this dominating truck.