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:
Playing an MP3/WMA Disc
CD players with the MP3 feature are
capable of playing an MP3/WMA
CD-R or CD-RW disc. See MP3 for more information. ...
Hitches
Use the correct hitch equipment.
See your dealer or a hitch dealer for
assistance.
- The rear bumper on the vehicle
is not intended for hitches.
Do not attach rental hitches or
other bumper-t ...
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems.
It also checks the tire pressures, if the v ...