Navigation
OnStar navigation requires the Directions and Connections service plan.
Push 
to receive directions or
have them sent to the vehicle
navigation screen. Destinations can
also be forwarded to the vehicle
from Google Maps™ or
MapQuest.com. The OnStar
mapping database is continuously
updated. Visit www.onstar.com for
coverage maps.
See also:
Bluetooth®
For vehicles with an in-vehicle Bluetooth system, it
allows users with a Bluetooth enabled cell phone
to make and receive hands-free calls using the vehicle’s
audio system and controls.
The B ...
Horn
Press on the steering wheel pad
to sound the horn. ...
Highbeam On Light
This light comes on
when the high-beam
headlamps are in use. ...