2024 Chevy 6.6 Duramax Specs. 2024 chevrolet silverado 2500hd first test: 2024 duramax diesel general motors announced a revised, more powerful version of the 6.6l duramax diesel for the updated 2024 model year gmc sierra and chevrolet silverado hd.

Improved styling, an upscale interior, and more powerful duramax engine make the refreshed silverado. Detailed specs and features for the 2024 chevrolet silverado 2500hd including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain.