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:
Engine Overheating
The vehicle has several indicators to warn of engine overheating.
There is a coolant temperature gauge on your vehicle's instrument panel. See
Engine Coolant Temperature Gauge .
In addit ...
California Perchlorate Materials Requirements
Certain types of automotive applications, such as airbag initiators, safety belt
pretensioners, and lithium batteries contained in Remote Keyless Entry transmitters,
may contain perchlorate materi ...
How to Check
Use a good quality pocket-type gauge to check tire pressure. Proper tire inflation
cannot be determined by looking at the tire. Check the tire inflation pressure when
the tires are cold meaning th ...