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:
Door Locks
WARNING
Unlocked doors can be dangerous.
Passengers, especially children, can easily open the doors and fall out
of a moving vehicle. When a door is locked, the handle will not open it. T ...
Transmission
Driver Shift Control (DSC)
Driver Shift Control (DSC) allows you to shift an automatic transmission
similar to a manual transmission. To use the DSC feature:
1. Move the shift lever to the left ...
Automatic Transmission
If the vehicle is a hybrid, see the hybrid supplement for more information.
The vehicle has a Hydra-Matic® 6L80 automatic transmission, and has an electronic
shift position indicator within the ins ...