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:
System Settings
CONFIG: Press to adjust the
number of favorites pages, auto
volume, XM (if equipped), and HDD
(if available) settings. The FAV,
AUTO VOL, XM (if equipped), and
HDD (if available) tabs displa ...
Parking Brake
The vehicle has an Electric Parking Brake (EPB). The switch for the EPB is
in the center console.
The EPB can always be activated, even if the ignition is off. To avoid
draining the battery, ...
Remote Vehicle Start
With this feature the engine can be started from outside of the vehicle. ...