SLE 2012 Used Automatic Gasoline mileage: 350 KM or more 4WD Peace, mercy, and blessings of God be upon you. 2012 GMC Sierra for sale by auction. Everything is shown in the pictures. It has front spacers. It has a full Borla exhaust. It has original Method wheels. New tires have been changed, quarter stone. A screen has been installed. The entire floor has been upholstered. The seats have been upholstered. The armrest has been upholstered. 3 hinges have been installed. It has new shocks. It has low and high LED lights. It has new headlights. It has new taillights. It has a new black-sprayed grille. All original parts (wheels, exhaust, and stereo) are available. The wheels and exhaust are outside the price. Its mileage is 382,000. Its last offer was 27.