GMC Sierra 2500HD 2007 Automatic Gasoline mileage: 300 KM or more 4WD A rare opportunity for lovers of adventure, power, and comfort. And for the user, Sierra is in top condition without any modification. Engines and body. It has been fully maintained and has no defects. Double buttons. Odometer 400,000 and full dashboard. Power windows. An screen with a rear camera has been added. And please, please, please, do not offer less than 50,000.