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:
Speedometer
The speedometer shows how fast the vehicle is moving in either kilometers per hour (km/h) or miles per hour (mph). The speedometer cannot be reset. ...
Instrument Panel Storage
This vehicle has an instrument panel storage area. To open the cover, press the button (A).
This vehicle has an auxiliary input jack. See Auxiliary Devices on page 7‑36 for more information. ...
XM Categories
XM stations are organized in categories.
To customize which XM categories are used and displayed in the system, see “Adding
or Removing XM Categories” following. ...