See also:

Vehicle Overview
GM says the Sierra 1500 Hybrid's gasoline V-8 and electric motors team up for an overall mileage improvement compared with the regular Sierra. The Sierra Hybrid is only available as a rear- or fou ...

Power Outlet 120 Volt Alternating Current
The vehicle may have a power outlet that can be used to plug in electrical equipment that uses a maximum limit of 150 watts. The power outlet is located on the rear of the center console. An indic ...

Voice Pass-Thru
Voice pass-thru allows access to the voice recognition commands on the cell phone. See your cell phone manufacturer's user guide to see if the cell phone supports this feature. To access contacts sto ...