Audio Settings
The audio settings can be set for each radio band and each audio player source.
To quickly reset an audio setting value to 0:
1. Press the TONE button.
2. Select the audio setting.
3. Press and hold the SELECT button until the value changes to 0.
Press the 
BACK button to go
back to the Tone Settings menu.
See also:
Storing and Deleting Phone
Numbers
The system can store up to
30 phone numbers as name tags in
the Hands-Free Directory that is
shared between the Bluetooth and
OnStar systems.
The following commands are used
to delete and s ...
Automatic Door Unlock
The doors will automatically unlock when the shift lever is moved into P (Park).
See Vehicle Personalization . ...
USB Port
For vehicles with a USB port, the following devices may be connected and controlled by the infotainment system:
► iPods
► PlaysForSure Devices (PFD)
► USB Drives
► Zunes ...