Z71 2006 Automatic Gasoline mileage: 242 KM Avalanche for sale, scrap yard Without 4x4. The car has a problem with the transmission. First and second gear work, but the third gear slips and I don't know its problem. The engine is running and has a slight noise, I haven't inspected it. The front undercarriage has been redone for 3500 SAR. Selling as is.