See also:

Connections
OnStar Hands-Free Calling allows calls to be made and received from the vehicle. The vehicle can also be controlled from a cell phone through the OnStar mobile app. See www.onstar.com for coverage ...

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 ...

Airbag System
The vehicle has the following airbags: ○ A frontal airbag for the driver. ○ A frontal airbag for the right front passenger. ○ A seat-mounted side impact airbag for the driver. &# ...