/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 SystemDolly Towing from the Front
The vehicle can be towed from the front using a dolly. To tow the vehicle using
a dolly, follow these steps:
1. Attach the dolly to the tow vehicle following the dolly manufacturer's instructions.
2. Drive the front wheels onto the dolly.
3. Put an automatic transmission in P (Park) or a ...
Body Panel Paint Protector Replacement (VGC)
The paint protective film and vehicle surface temperature should be 13?€“32?°C
(55?€“90?°F) for best results.
Automatic car washes should be avoided for at least 24?€‰hours after the
paint protective film application.
Wipe the vehicle surface with isopropyl alcohol or fl ...
Data Link Communications Description and Operation
Note: This is an overview of different serial data buses used by GM
devices to communicate with each others. Use Data Communication Schematics to
find out which serial data buses are configured for a specific vehicle.
Circuit Description
There are many components in a vehicle t ...