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:
Cruise Control Light
The cruise control light
comes on whenever the
cruise control is set.
The light goes out when the cruise control is turned off.
See Cruise Control for more information. ...
How the System Works
URPA comes on automatically when the shift lever
is moved into R (Reverse). The rear display briefly
illuminates to indicate the system is working.
URPA operates only at speeds less than 8 km/h
...
Ride Control System Messages
SERVICE TRACTION CONTROL
This message displays when there is a problem with the Traction Control System
(TCS). When this message is displayed, the system will not limit wheel spin. Adjust
your dr ...