Of particular note are the GMC Sierra MultiPro Power Steps, which are deployable running side boards that aim to enhance convenience while providing a cleaner exterior appearance. They’re available ...

Let's talk powertrains. With the 6.2-Liter V-8 gas engine, the 2023 Denali offers a maximum of 420 horsepower with 495 pound-feet of torque. Also, as an option, the 5.3-Liter EcoTec3 develops 355 ...