Chevy 2025 Silverado 2025 Duramax Defrag. Is the 2025 chevy silverado hd a duramax? Improved styling, an upscale interior, and more powerful duramax engine make the refreshed.

Take a look at what has changed, and the other features and new front end styling. General motors has released a service update for units of the 2025 chevy silverado hd equipped with the 6.6l v8 l5p turbodiesel duramax engine.