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:
Driver Efficiency Gauge
Driver Efficiency Gauge
This gauge assists the driver in
operating the vehicle more
efficiently and will vary based on
driver input.
See Driver Efficiency Gauge for more information. ...
Engine Cooling when Trailer
Towing
The cooling system may temporarily
overheat during severe operating
conditions. See Engine Overheating. ...
License Plate Lamp
To replace one of these bulbs:
Passenger Side Shown, Driver Side Similar
1. Push the release tab (A) toward the lamp assembly.
2. Pull the lamp assembly down to remove.
A. Bulb Socket
B. B ...