GMC Sierra 2022 Gasoline mileage: 1 KM GMC Sierra Elevation 22 for sale Automatic transmission Gasoline Mileage: 56 All Sierra 2022 Elevation, new model, imported from Universal Agencies. In agency condition, used by a big person. The car is guaranteed in body and engine. All its periodic maintenance was done at the agency, and there is one maintenance at Petromin. Please, only serious buyers should contact.