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:
How the System Works
The SBZA symbol lights up in the side mirrors when the system detects a vehicle
in the side blind zone, indicating it may be unsafe to change lanes. Before making
a lane change, check the SBZA dis ...
Engine Oil Change
When the CHANGE ENGINE OIL SOON message displays, have the engine oil and filter
changed within the next 1 000 km/600 mi. If driven under the best conditions, the
engine oil life system might not ...
Services Not Included in
Roadside Assistance
Roadside Assistance does not
cover or reimburse services for the
following:
- Events caused by fraud or bad
faith by the driver.
- Vehicle immobilization
situations due to a major force
or ...