OnStar Services

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Hill and Mountain Roads
Driving on steep hills or through mountains is different than driving on flat or rolling terrain. Tips for driving in these conditions include: - Keep the vehicle serviced and in good shape. - ...

PRESS START CONTROL TO LEARN KEYS
If the vehicle has the keyless access system, this message displays when matching new transmitters to the vehicle. See the keyless access information for Remote Keyless Entry (RKE) System O ...

Selecting a Band
Press the RADIO/BAND button to choose AM, FM, or XM, if equipped. The last station that was playing starts playing again. ...