GMC Sierra Z71 2017 Automatic Gasoline mileage: 216 KM 4WD GMC Sierra 2017 Z71 Mileage 216, can be increased Gear, engine, chassis, differentials, body are guaranteed. It has a full PPF and a Trucool 40,000 BTU transmission cooler. The car has no issues. There is a minor note for serious buyers. (The car has Abu Dhabi plates) Asking price 65