GMC Sierra 2008 Automatic Gasoline mileage: 279 KM 4WD For sale, GMC Sierra model 2008, 6 gears, 4x4. It has added a gear cooler and shock absorbers. It has driven 279,000 km, a real mileage documented in a summary. The vehicle is guaranteed for the engine, gearbox, and chassis. The body has been repainted without accidents. Inspected and renewed. The vehicle lacks nothing, ماشاءالله :)