The infotainment system is operated by using the pushbuttons, multifunction knobs, and menus shown on the display.
Turning the System On or Off
/VOL (Power/Volume): Press to turn
the radio on and off.
Automatic Switch-Off
If the infotainment system has been turned 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): Press to activate OnStar.
See OnStar Overview on page 14-1.
Press and hold to mute the infotainment system. Press again or turn the
/VOL knob to cancel mute.
Operation
Menu SystemBody Component Lubrication
Lubricate all key lock cylinders, hood hinges, liftgate hinges, steel fuel door
hinge, unless the components are plastic. Applying silicone grease on weatherstrips
with a clean cloth will make them last longer, seal better, and not stick or squeak.
Underbody Maintenance
At least twice a year, ...
Wheel Alignment and Tire Balance
The tires and wheels were aligned and balanced at the factory to provide the
longest tire life and best overall performance. Adjustments to wheel alignment and
tire balancing are not necessary on a regular basis. Consider an alignment check
if there is unusual tire wear or the vehicle is signi ...
If a Tire Goes Flat
This vehicle has a tire sealant and compressor kit. See Tire Sealant and Compressor
Kit on page 10-56.
There is no spare tire, no tire changing equipment, and no place to store a tire.
It is unusual for a tire to blow out, especially if the tires are maintained
properly. See Tires on page 10-3 ...