Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Blank Display
This display shows no information. ...
Power Outlets
The accessory power outlets can be used to plug in electrical equipment, such
as a cell phone or MP3 player.
The vehicle has three accessory power outlets located:
Inside the floor console stor ...
Adjusting the Equalizer (EQ)
If the radio has this feature, the EQ
can be adjusted between talk and
manual.
To choose an EQ setting:
1. Press the TUNE/TONE knob.
2. Select EQ.
3. Select Talk or Manual.
4. Press the Back ...