Languages

The vehicle can be programmed to respond in French or Spanish. Push Potential Issues and ask an Advisor. Advisors can speak French or Spanish.

    See also:

    All Terrain chassis and suspension
    Based on the chassis of the 2011 Sierra HD trucks, the All Terrain HD features a fully boxed steel frame with exceptional strength and torsional stiffness. It incorporates the production models' n ...

    Tire Inspection
    We recommend that the tires, including the spare tire, if the vehicle has one, be inspected for signs of wear or damage at least once a month. Replace the tire if: ○ The indicators at three ...

    Security
    OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotely, i ...