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:
Roadside Service (U.S. and Canada)
U.S.: 1-800-224-1400
Canada: 1-800-882-1112.
Text Telephone (TTY) Users (U.S. Only): 1-888-889-2438.
Service is available 24 hours a day, 365 days a year. ...
Turning the System On and Off
The system can be disabled through
the Driver Information Center (DIC).
See “Parking Assist” under Driver
Information Center (DIC) for more information.
URPA defaults to the on setting
each ti ...
End a Call
Push . System responds:
“Call ended.” ...