Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.
See also:
Automatic Dimming Mirror Operation
The automatic dimming mirror function is turned on
automatically each time the ignition is started.
To operate the automatic dimming mirror, do the
following:
1. Make sure the green indicator ...
Playing the Radio
PWR (Power): Press this knob to turn the system
on and off.
VOL
(Volume): Turn this knob
clockwise or
counterclockwise to increase or to decrease the
volume.
INFO (Information): When the ...
Overhead Console
Your vehicle may have this feature. The overhead
console may include reading lamps, a Universal
Home Remote and a sunroof switch. ...