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:
Voice Recognition
The navigation system's voice recognition allows for hands-free operation of
the navigation system, audio system, and OnStar (if equipped) features.
Voice recognition can be used when the ignit ...
Universal Remote System Programming
If the vehicle has this feature, you will see these buttons with one
indicator light next to them in the overhead console.
This system provides a way to replace up to three remote control tran ...
Compass
Your vehicle may have a compass in the Driver Information Center (DIC).
Compass Zone
The zone is set to zone eight upon leaving the factory. Your dealer will set
the correct zone for your location ...