Making a Call

Calls can be made using the following commands:

► Dial
► Digit Dial
► Call
► Re-dial

    See also:

    OnStar Mobile App
    With an iPhone® or Android™-based mobile device, an OnStar mobile app can be downloaded. The vehicle can be remote started, if equipped, or the doors can be unlocked from anywhere there ...

    Off-Road Driving
    This off-road guide is for vehicles that have all-wheel drive. If your vehicle does not have all-wheel drive, you should not drive off-road unless you are on a level, solid surface. Many of the ...

    If Steam Is Coming From The Engine Compartment
    WARNING: Steam from an overheated engine can burn you badly, even if you just open the hood. Stay away from the engine if you see or hear steam coming from it. Turn it off and get everyone away ...