GMC 1999 GMC Sierra 1500 SLE 1999 GMC Sierra 1500 SLE SPECIFICATIONS, PRICE & IMAGES Fuel Type: Gasoline Exterior Color: Champagne City MPG: 15 Interior Color: Tan Highway MPG: 19 Drivetrain: RWD Transmission: 4-Speed Automatic Engine: 5.3L V8 16V MPFI OHV Car Features Hot Car Deals! 2009 Chevrolet Malibu 2LT 2020 Mercedes-Benz GLA 250 Base 2016 Dodge Dart SXT 1950 Hudson 2019 Lexus UX 200 F Sport 2019 Audi Q8 3.0T Premium Plus 2004 Toyota Camry Solara SLE 2019 RAM 1500 Big Horn