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:
StabiliTrak® System
If equipped, the vehicle has a traction control system that limits wheel spin and the StabiliTrak system that assists with directional control of the vehicle in difficult driving conditions. Both syst ...
Trip Odometer
Press the trip/fuel button until TRIP displays. This display shows the current distance traveled in either kilometers (km) or miles since the last reset for the trip odometer.
Pressing the trip odome ...
Anti-theft Alarm System
This vehicle has an anti-theft alarm system. ...