2025 Gmc Sierra 2025 Denali Ultimate Diesel. Carpro show host jerry reynolds reviews the escalade of pickup trucks, the 2025 sierra 1500 denali ultimate equipped with the duramax diesel engine. New wheel choices and unique paint colours can be specified for 2025, while power retractable assist steps are available on more models.

The special allure of owning a denali has. It completes a quarter mile run in 14.9 seconds.