/VOL (Power/Volume): Press to turn
the system on and off.
Automatic Switch-Off
If the infotainment system is on after the ignition is turned off, the system will turn off automatically after 10 minutes.
Volume Control
/VOL (Power/Volume): Turn to adjust
the volume.
(Phone/Mute): For vehicles with
OnStar, press and hold
to mute the
infotainment system. Press and hold
again, or turn the O /VOL knob to cancel mute. For vehicles without OnStar, press
to mute the infotainment system. Press
again, or turn the
/VOL knob to cancel mute.
Radio Controls without Touchscreen
Menu SystemCommunication Interface Module Battery Replacement
Communication Interface Module Battery Replacement
Callout
Component Name
Preliminary Procedure
Remove the instrument panel lower compartment. Refer to
Instrument Panel Lower Compartment Replacement
1
...
Parking and Turn Signal Lamp Bulb Replacement
Parking and Turn Signal Lamp Bulb Replacement
Callout
Component Name
Preliminary Procedures
Open and support the hood assembly.
Reposition the air cleaner inlet duct on the passenger side of the
engine compartment.
Re ...
Special Tools (Diagnostic Tools)
Illustration
Tool Number/Description
CH-34730-2C
J-34730-2C
Injector Test Lamp
CH-38641-B
J-38641-B
Diesel Fuel Quality Tester
CH-39021-301
J-39021-301
...