GMC Sierra SLE 2014 Automatic Gasoline mileage: 300 KM or more 4WD Peace, mercy, and blessings of God be upon you. GMC Sierra model 2014, mileage approximately 320,000. The car has been with me for 4 years, I go and travel with it. The body is not free from paint and scratches. Airbags are intact. The airbag light comes on and off due to the sensor in the steering wheel. Gear cooler installed. Sports thermostat installed. Gear oil changed at 290,000 mileage. Selling price is 58,000. Contact via private message or the serious buyer can leave their number. May God bless everyone.