GMC Sierra 2012 Used Automatic Gasoline mileage: 455 KM or more Peace, mercy, and blessings of God be upon you. I am offering a GMC Sierra 2012 with 455,000 mileage. The body is original, with partial paint on the rear fender and the corner of the rear bumper. The engine is original and has not been opened. The transmission has been replaced. It has a BTM cat-back exhaust with a 3-inch Y-pipe and headers. All original parts are available to return it to stock. Engine: 4.8L. For sale to the highest bidder. Masha'Allah Tabarak Allah...