2009 Automatic Gasoline mileage: 300 KM or more Peace, mercy, and blessings of God be upon you. GMC 2009 for sale. The car is solid and has no issues. The body, engine, and transmission are original and have no issues. The hood was repainted due to fading, as requested by inspection. The car is very good for a user. Mileage is 385,000 kilometers.