GMC 2011 Sierra Denali Owner's Manual page 241

To hear all of the numbers
recognized by the system, say
Verify at any time.
1. Press and hold
two seconds.
2. Say Digit Store.
3. Say each digit, one at a time,
that you want to store. After
each digit is entered, the system
repeats back the digit it heard
followed by a tone. After the last
digit has been entered, say
Store, and then follow the
directions given by the system to
save a name tag for this number.
Using the Delete Command
1. Press and hold
two seconds.
for
2. Say Delete.
3. Say the name tag you want to
delete.
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.
To delete all name tags:
1. Press and hold
two seconds.
2. Say Delete all name tags.
Infotainment System
Listing Stored Numbers
The list command will list all stored
for
numbers and name tags.
Using the List Command
1. Press and hold
two seconds.
2. Say Directory.
3. Say Hands Free Calling.
4. Say List.
for
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for