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:
How to Check Automatic Transmission Fluid
It is not necessary to check the transmission fluid level. A transmission fluid
leak is the only reason for fluid loss. If a leak occurs, take the vehicle to your
dealer and have it repaired as so ...
Infotainment System Overview
The infotainment system is controlled by using the buttons on the faceplate and
the touch screen. See “Infotainment Control Buttons” in this section for more information.
...
Power Steering Fluid (2.4L L4 Engine)
The vehicle has electric power steering and does not use power steering fluid. ...