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:
Tire Designations
Tire Size
The example shows a typical passenger vehicle tire size.
Passenger (P-Metric) Tire
(A) Passenger (P-Metric) Tire: The United States version of a metric tire sizing
system. The letter ...
Entry Lighting
The vehicle has an illuminated entry feature.
When the doors are opened, the dome lamps will come on if the dome override button
is in the extended position. If the dome override button is pressed ...
Heated Steering Wheel
: Press to turn the heated steering
wheel on or off. A light on the button displays when the feature is turned on.
The steering wheel takes about three minutes to start heating. ...