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:
Forward Collision Alert (FCA) System
For vehicles with this feature, read the following section before using it.
The Forward Collision Alert (FCA) system may help to avoid or reduce the harm
caused by front-end crashes. FCA provides a ...
Trip/Fuel Menu Items (with DIC Buttons)
(Trip/Fuel): Press this button to scroll through the following menu items: ...
Connecting to a Different Phone
To connect to a different cell phone, the Bluetooth system looks for the next available cell phone in the order in which all the available cell phones were paired. Depending on which cell phone you wa ...