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:
Auxiliary Devices (Radio with CD and Touchscreen)
For vehicles equipped with the
MyLink or IntelliLink infotainment
system, see the separate MyLink/IntelliLink Features and Functions
Guide for more information.
The optional AUX input allows
...
Engine Air Cleaner/Filter
Engine Air Cleaner/Filter ...
Engine Coolant Heater
The engine coolant heater can provide easier starting
and better fuel economy during engine warm-up in cold
weather conditions at or below 0°F (−18°C). Vehicles
with an engine coolant he ...