General Motors unveiled the refreshed 2024 GMC Sierra HD in October of last year, revealing a revised exterior, an overhauled interior, an updated trim level lineup, and powertrain changes as well.
GMC launched its plush Denali trim level 25 years ago in its Yukon SUV. Named for the tallest peak in North America, the Denali grade is synonymous with the top of the line in amenities and features ...