Your Responsibility
Increase the volume of the radio if the OnStar Advisor cannot be heard.
If the light next to the OnStar buttons is red, the system may not be functioning properly. Push 
and request a vehicle diagnostic check. If the light appears clear (no light appears), your OnStar subscription has expired and all services have been deactivated.
Push to confirm that the OnStar equipment is active.
See also:
Playing an MP3 CD or DVD
Files that are not stored in folders
are displayed in the root
directory (disc).
The search rate increases if the
Menu knob is continuously turned
while searching in a list.
Selecting an MP3 ...
Electric Power Steering
Your vehicle has electric power steering. It does not have power steering fluid.
Regular maintenance is not required.
If power steering assist is lost due to a system malfunction, the vehicle can
...
How to Reset the Engine Oil
Life System
Reset the system whenever the
engine oil is changed so that the
system can calculate the next
engine oil change. To reset the
system:
1. Turn the ignition to ON/RUN with
the engine off.
2. ...