GMC Sierra 2006 Used Automatic Gasoline mileage: 411 KM or more Used GMC Sierra 2006 for sale Automatic transmission Gasoline Mileage: 300 Peace, mercy, and blessings of God be upon you. I present to you a custom Sierra 2002, renewed and modified to 2006. The difference between the two models is negligible. Mileage is 411 and may increase. The vehicle has been well-maintained, has a rare color, and was renewed by specialists in the Eastern Province, Haider and Abu Fazza, who are visited from the Gulf countries. The vehicle is very clean and a rare piece. Offers vary, and the serious buyer will not be disappointed. The vehicle has an Abu Tair muffler, an electronic valve, is emptied, and has circuit programming.