GMC Yukon XL 2012 Used Automatic Gasoline mileage: 300 KM or more Peace, mercy, and blessings of God be upon you. I am offering for sale a long GMC. Transmission, engine, and chassis are guaranteed. The car has been with us since its agency. We are the ones who took it. Body is guaranteed, transmission, engine, and chassis are guaranteed. Air conditioning is like ice. The car was in an accident, and we want to sell it as is. The car is for personal use. Its engines are very good. Inspected and its renewal is overdue.