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*Based on model year EPA mileage ratings. Use for comparison purposes only. Your atual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid only) and other factors.VIEW OUR INVENTORY
Superior heavy-duty towing and hauling capability; class-leading design; powerful engine lineup; wide variety of configurations
The Sierra is mostly unchanged for 2013. The transmission now uses the powertrain to assist in braking on steep descents even in normal mode. New options include the availability of the 6.0L bi-fuel engine in the 2500 extended cab as well as several new colors across the model range.