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:
Brake System Warning Light
The vehicle brake system consists
of two hydraulic circuits. If one
circuit is not working, the remaining
circuit can still work to stop the
vehicle. For normal braking
performance, both cir ...
Thigh Support Adjustment
If available, adjust the manual leg
extension by reaching under it, in
the pocketed area. Press the button
and pull or push to lengthen or
shorten it. Release the button to
lock it in plac ...
Vehicle Speakers
Audio from the DVD player or an auxiliary device can be heard through the vehicle
speakers or the wireless/wired headphones, while the radio is tuned to one of the
six frequencies selected on the ...