OnStar Services

See also:

Audio Settings
The audio settings can be set for each radio band and each audio player source. To quickly reset an audio setting value to 0: 1. Press the TONE button. 2. Select the audio setting. 3. Press ...

Rear Climate Control System
The lower buttons on the rear seat audio are used to adjust the rear seat climate controls. The temperature of the air coming through the rear outlets is determined by the front passenger’s temp ...

How to Add Automatic TransmissionFluid
Refer to the Maintenance Schedule to determine what kind of transmission fluid to use. Add fluid only after checking the transmission fluid while it is hot. A cold check is used only as a referenc ...