Multi-Band Antenna
The multi-band antenna is on the roof of the vehicle. The antenna is used for the AM—FM radio, OnStar, the XM Satellite Radio Service System, and GPS (Global Positioning System), if the vehicle has these features. Keep the antenna clear of obstructions for clear reception.
See also:
Battery Voltage
This display shows the current
battery voltage. The vehicle's
charging system regulates voltage
based on the state of the battery.
The battery voltage may fluctuate
when viewing this informat ...
Service Bulletins
Service Bulletins give additional
technical service information
needed to knowledgeably service
General Motors cars and trucks.
Each bulletin contains instructions
to assist in the diagnosis ...
Initial Drive Information
This section provides a brief overview about some of the important features
that may or may not be on your specific vehicle.
For more detailed information, refer to each of the features which can ...