DVD Display Error Messages
The DVD display error message depends on which radio the vehicle has. The video screen may display one of the following:
Disc Load/Eject Error or Mechanical Error: There are disc load or eject problems.
Disc Format Error or Unknown Format: The disc is inserted with the disc label wrong side up, or the disc is damaged.
Disc Region Error or Disc Error:
The disc is not from a correct region.
No Disc Inserted: No disc is
present when the 
or MEM/DVD/AUX button is pressed on the radio.
See also:
Using the Delete All Name Tags Command
The delete all name tags command deletes all stored
phone book name tags and route name tags for OnStar
(if present).
To use the delete all name tags command:
1. Press and hold for two seconds. ...
Using Cruise Control on Hills
How well the cruise control will work on hills depends
upon the vehicle speed, load and the steepness of
the hills. When going up steep hills, you might have to
step on the accelerator pedal to ...
Finding a Program Type (PTY) Station(RDS and XM™)
To select and find a desired PTY perform the
following:
1. Turn the P-TYPE knob to select a PTY.
2. Once the desired PTY displays, press the
SEEK TYPE button to select and go to the
PTY’s fir ...