2024 Gmc Sierra Slt 2024 Hd Trucks. They are larger and less fuel efficient than the sierra 1500. Detailed specs and features for the 2024 gmc sierra 1500 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders,.

Gm unveiled the fully refreshed 2024 gmc sierra hd earlier this month, debuting a variety of important updates and changes. The excitement around the upcoming 2024 gmc sierra hd is building, and prospective customers are itching to see the refreshed heavy duty pickup in all its configurations.