Using the “Delete All Name Tags” Command
This command deletes all stored name tags in the Hands-Free Calling Directory and the OnStar Turn-by-Turn Destinations Directory, if equipped.
To delete all name tags:
1. Press and hold 
for two seconds.
2. Say “Delete all name tags.”
See also:
Using Softkeys to Play a DVD-V (Video)
Once a DVD-V is inserted, the radio display menu shows several tab options for playback. Press the softkey located under any tab option during DVD-V playback.
(Play/Pause): Press either the Play or ...
Air Conditioning
(Air Conditioning): Press to turn the air conditioning (A/C) on and off. An indicator light comes on when A/C is on.
The A/C does not work when the outside temperature is below 4°C (40°F). If is ...
Entering the Feature Settings Menu
1. Turn the ignition on and place the vehicle in P (Park).
To avoid excessive drain on the battery, it is recommended that the headlamps are turned off.
2. Press the customization button to enter th ...