GMC 2017 GMC Sierra 1500 Denali 2017 GMC Sierra 1500 Denali SPECIFICATIONS, PRICE & IMAGES Fuel Type: Gasoline Exterior Color: Gray City MPG: 15 Interior Color: Brown Highway MPG: 21 Drivetrain: RWD Transmission: 8-Speed Automatic Engine: 5.3L V8 16V GDI OHV Car Features Hot Car Deals! 2019 Chevrolet Impala 1LT 2019 Mazda CX-5 Touring 2020 Ford Explorer XLT 2019 Mitsubishi Outlander SEL 2017 RAM ProMaster 1500 Low Roof 2020 Volvo S60 T5 Momentum 2016 Mercedes-Benz C 450 AMG 2019 Ford Edge SEL