GMC Terrain 2015 Automatic Gasoline mileage: 222 KM GMC SLT 2015 Automatic transmission Gasoline Mileage: 201,000 km GMC Terrain, dealer-maintained from bumper to bumper, completely original. The car has undergone full maintenance, has new tires, and all checks and registration are brand new. The car is, mashallah, well taken care of by the user. Second owner from the dealership.