GMC 2010 GMC Sierra 1500 SL 2010 GMC Sierra 1500 SL SPECIFICATIONS, PRICE & IMAGES Fuel Type: E85 Flex Fuel Exterior Color: Blue City MPG: 14 Highway MPG: 19 Drivetrain: RWD Transmission: 4-Speed Automatic Engine: 4.8L V8 16V MPFI OHV Flexible Fuel Car Features Hot Car Deals! 2020 Hyundai Venue SEL 2019 RAM 1500 Classic Tradesman2012 Dodge Grand Caravan SE/AVP 2020 GMC Yukon Denali 2019 Nissan Frontier SV 2018 Chevrolet Equinox 1LT 2020 Acura RDX Technology Package 2013 Jeep Wrangler Unlimited Sport