Z71 2011 Used Automatic Gasoline mileage: 360 KM or more 4WD In the name of God, the Most Gracious, the Most Merciful. GMC Sierra. Mileage / 360. Body / Original, with a minor cosmetic repair on the front fender, not significant. Engine / Guaranteed. Transmission / Guaranteed. Airbags / Guaranteed. Chassis / Guaranteed. The vehicle is, God willing, excellent and its acceleration is excellent. Its stance is excellent and its interior is clean. There is a note about the beginning of a whine in the differential. The vehicle is for sale by offer. I accept trade for a Caprice 13/12.