Hands-Free Calling

1. Push “OnStar ready.” 2. Say “Dial.” System responds:. System responds:

“OnStar ready.” 2. Say “Dial.” System responds:

“Please say the name or number to call.” 3. Say the entire number without pausing, including a “1” and the area code. System responds:

“OK calling.”

    See also:

    Engine Overheating
    If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information. The vehicle has several indicators to warn of engine overheating. There is a coolant temperatu ...

    Tire Pressure Monitor Operation
    This vehicle may have a Tire Pressure Monitor System (TPMS). The TPMS is designed to warn the driver when a low tire pressure condition exists. TPMS sensors are mounted onto each tire and wheel as ...

    When the System Does Not Seem To Work Properly
    The rear vision camera system might not work properly or display a clear image if: • The RVC is turned off. See “Turning the Rear Camera System On or Off” earlier in this section. • It is d ...