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! 2019 Chevrolet Silverado 1500 LT Trail Boss 2020 GMC Yukon Denali 2014 Jeep Patriot Sport 2019 BMW X1 sDrive28i 2020 Toyota Camry XSE 2020 Chevrolet Silverado 1500 RST 2019 Chevrolet Silverado 1500 LT 2020 Honda Accord Sport 2.0T