Volume Control
VOL/ 
(Volume/Power): 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 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.
See also:
OnStar® System
OnStar® uses several innovative technologies and
live advisors to provide you with a wide range
of safety, security, information, and convenience
services. If your airbags deploy, the system is
...
Canceling a Remote Start
To cancel a remote start, do one of
the following:
• Aim the RKE transmitter at the
vehicle and press and hold
until the parking lamps turn off.
• Turn on the hazard warning
flashers.
...
Under the Hood
A 291-hp, 4.2-liter inline-six-cylinder is standard, and a 300-hp, 5.3-liter
V-8 is optional. A four-speed automatic is the sole transmission. ...