Adjusting the Treble, Midrange, and Bass
1. Press the TONE button.
2. Select Treble, Midrange, or Bass.
3. Select the value.
Press the 
BACK button to go
back to the Tone Settings menu.
See also:
Exterior Mirrors
1. Turn the selector switch to L (Left) or R (Right) to choose the driver or
passenger mirror.
2. Move the control to adjust the mirror.
3. Turn the selector switch to to deselect
the mirro ...
Shuffle (Radio with CD/DVD/MEM)
Turn the Menu knob and set Shuffle
Songs to On or Off.
Shuffle On: Plays current tracks in
random order.
Shuffle Off: Plays current tracks in
sequential order. ...
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 ...