Audio Source
VOL/ 
(Volume/Power):
1. Press to turn the radio on or off.
2. Turn to increase or decrease the volume of the active source (i.e., current audio source, active navigation voice guidance, or traffic prompts).
The steering wheel controls can also be used to adjust the volume.
See “Steering Wheel Controls” in the vehicle owner manual for more information.
To access the radio main page, press the SOURCE button on the faceplate, the Now Playing screen button, or one of the audio screen buttons on the Home Page.
While on the audio main page, press the Source button repeatedly to display and cycle through the available sources (AM, FM, and XM (if equipped), CD, USB/iPod, and AUX).
See also:
Dual Automatic Climate Control System
For vehicles with this system, it controls the heating, cooling, and
ventilation.
Non-eAssist Vehicles
A. Power
B. Driver Temperature Control
C. Defrost
D. Fan Control
E. Air Delivery Mode C ...
ENGINE
OVERHEATED — STOP
ENGINE
This message displays and a
continuous chime sounds if the
engine cooling system reaches
unsafe temperatures for operation.
Stop and turn off the vehicle as
soon as it is safe to do so to avo ...
Buying New Tires
GM has developed and matched
specific tires for the vehicle. The
original equipment tires installed
were designed to meet General
Motors Tire Performance Criteria
Specification (TPC Spec)
...