OnStar Services

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COOLANT LEVEL LOW ADD COOLANT
This message will display if the coolant is low. See Engine Coolant. ...

Instrument Panel Illumination Control
Instrument Panel Illumination Control The brightness of the instrument panel lighting and steering wheel controls can be adjusted. (Instrument Panel Illumination): Move and hold the thumb ...

Safety Belt Extender
If the vehicle’s safety belt will fasten around you, you should use it. But if a safety belt is not long enough, your dealer will order you an extender. When you go in to order it, take the he ...