Onstar.com
The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service.
Get subscription plan pricing and sign up for OnStar Vehicle Diagnostics. Click on the “My Account” tab on the home page.
See also:
Vehicle Speed Messages
ICE POSSIBLE DRIVE
WITH CARE
This message displays when the
outside temperature is cold enough
to create icy road conditions.
Adjust your driving accordingly.
SPEED LIMITED TO
XXX KM/H (MPH ...
Using this Manual
To quickly locate information about the vehicle, use the Index in the back of
the manual. It is an alphabetical list of what is in the manual and the page number
where it can be found. ...
Engine Oil
To ensure proper engine performance and long life, careful attention must be
paid to engine oil. Following these simple, but important steps will help protect
your investment:
Always use engin ...