GMC Sierra 2011 Used Automatic Gasoline Sierra 2011 Double, agency body. The engine has 508,000 km, overhauled two years ago, no oil consumption or evaporation. Double gearbox is guaranteed. The car is a gem for the user and all consumables have been replaced. The registration has been expired for 7 months and the inspection is new. The last offer was 30,000, and the sale is hopefully soon.