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:
Care of the CD Player
Do not add any label to a CD; it could get caught in the CD player.
If a CD is recorded on a personal computer and a description label is needed, try labeling the top of the recorded CD with a markin ...
Rear Vision Camera (RVC)
The vehicle may have a Rear Vision Camera (RVC) system. Read this entire section
before using it.
The RVC can assist the driver when backing up by displaying a view of the area
behind the vehicle ...
Vehicle Overview
The GMC Canyon is almost identical to the Chevrolet Colorado, sharing the
same platform but adding some style and trim differences that appeal to those
who want a little more flash in their midsiz ...