GMC has announced that the 2015 Yukon Denali SUV is getting a new eight-speed automatic transmission.
GMC has announced that the 2015 Yukon Denali SUV is getting a new eight-speed automatic transmission. Both the Yukon Denali and Yukon XL Denali are now powered by a 420-hp 6.2-liter V-8 engine with a new Hydra-Matic 8L90 eight-speed automatic transmission, which is more fuel-efficient than the Denali’s previous six-speed automatic.
EPA highway mileage estimates for two-wheel drive Yukon Denali and Yukon XL Denali models increase to 22 mpg with the eight-speed automatic, while the EPA city mileage estimate for the four-wheel drive Yukon Denali model rises to 15 mpg.
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Other updates include a new hands-free power liftgate, a wireless charging surface for compatible mobile devices and OnStar with 4G LTE connectivity. The 2015 Yukon Denali and Yukon XL Denali models are priced from $64,965 and $67,665 respectively