OnStar Steering Wheel Controls
This vehicle may have a Talk/Mute button that can be used to interact with OnStar hands-free calling. See Audio Steering Wheel Controls for more information.
On some vehicles, the mute button can be used to dial numbers into voice mail systems, or to dial phone extensions. See the OnStar Owner’s Guide for more information.
See also:
Horn
Press near the horn symbols or press on the steering wheel pad to sound the horn. ...
Radio Settings
Press the Config button on the Home Page or the CONFIG button on the faceplate
to enter the menu options. Turn the TUNE/MENU knob or touch-tap the scroll bar to
scroll through the available option ...
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. ...