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:
Compass Calibration Procedure
1. Before calibrating the compass, check that the
compass zone is set to the variance zone in
which the vehicle is located. See “Compass
Variance (Zone) Procedure” earlier in this section.
...
When the Light Is On Steady
This indicates that one or more of
the tires are significantly
underinflated.
A Driver Information Center (DIC)
tire pressure message may also
display. See Vehicle Messages for more informati ...
Trailer Towing (Except eAssist)
Before pulling a trailer, there are
three important considerations that
have to do with weight:
• The weight of the trailer.
• The weight of the trailer tongue.
• The total weight on your ...