2008 Automatic Gasoline mileage: 1 KM GMC Sierra, ماشاء الله, the car has no issues. The car is well-maintained from all aspects and is a highway car. There are some paint touch-ups, airbags and chassis are guaranteed. The engine and gearbox are strong and have no issues. Mileage is 460,000 km, real and subject to increase. The car is without 4WD.