Receiving a Call
When an incoming call is received, the audio system mutes and a ring tone is heard in the vehicle.
• Press 
and begin speaking to
answer the call.
• Press 
to ignore a call.
See also:
Navigation
This display is used for the OnStar
or Navigation System Turn-by-Turn
guidance. See OnStar Overview or the navigation manual,
if the vehicle has navigation, for
more information. ...
Playing an Audio CD
1. Press the CD screen button on
the Home Page or select CD
from the source pop-up to
display the CD main page.
2. From the CD screen, press the
Menu screen button to display
the menu optio ...
Ignition Transmission Lock Check
While parked, and with the parking
brake set, try to turn the ignition to
LOCK/OFF in each shift lever
position.
• The ignition should turn to
LOCK/OFF only when the shift
lever is in P ( ...