GMC 2020 GMC Sierra 1500 SLT 2020 GMC Sierra 1500 SLT SPECIFICATIONS, PRICE & IMAGES Fuel Type: Gasoline Exterior Color: White Frost Tricoat City MPG: 16 Highway MPG: 22 Drivetrain: RWD Transmission: Automatic Engine: 5.3L V8 16V GDI OHV Car Features Hot Car Deals! 2014 Cadillac CTS 2.0L Turbo Luxury 2020 Land Rover Range Rover Sport 3.0L Supercharged HSE 2018 Nissan Maxima 3.5 S 2020 GMC Sierra 1500 SLT 2020 Ford Expedition King Ranch 2019 GMC Acadia SLT-1 2016 Kia Optima Hybrid 2018 Nissan Altima 2.5 SV