GMC Yukon 2012 Automatic Gasoline mileage: 1 KM Peace be upon you, GMC for sale. There is a shock on the right fender, shown in the pictures. The air conditioner has a minor problem due to electricity. The engines are guaranteed. The GMC is free of defects, very clean, and the interior is clean. The car has 300,000 miles. The car has not been appraised, it is for sale by offer.