Z71 2009 Automatic Gasoline mileage: 295 KM 4WD Peace, mercy, and blessings of God be upon you. GMC Sierra 2009 Double Ground. The vehicle has no issues, very clean. Engine size: 8 cylinders. The engine, gearbox, air conditioning, and chassis are guaranteed. The vehicle has some dents and they have been repaired. Note that I bought the vehicle from the previous user without inspecting it. Location: Abha. Contact via WhatsApp only at the number (0559050089).