Storing Radio Station Presets
This feature stores a mix of up to 30 AM, FM, and XM (if equipped) preset stations. To store presets:
1. Press 
to turn the system on.
2. If viewing a map screen, press AUDIO, FAV or press the source screen button.
3. Select the band.
4. 
,
or tune to the desired station, to
select the station.
5. Press and hold one of the preset screen buttons for more than two seconds or until a beep is heard.
6. Repeat the steps for each preset.
See also:
Cellular and GPS Antennas
Avoid placing items over or near
the antenna to prevent blocking
cellular and GPS signal reception.
Cellular reception is required for
OnStar to send remote signals to
the vehicle. ...
Storing Memory Positions
To save into memory:
1. Adjust the driver seat, including the seatback recliner and lumbar, both outside
mirrors, power steering column, and the throttle and brake pedals.
See Power Mirrors ...
Retained Accessory Power (RAP)
These accessories can be used after the engine is turned off:
- Audio system (up to 10 minutes or driver door is opened).
- Power windows, sunroof (if equipped), and power outlets (up to 10 minu ...