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:
Your Responsibility
You may need to increase the volume of your
radio to hear the OnStar® advisor. If the light next
to the OnStar® buttons is red, this means that
your system is not functioning properly and should
...
Fuel Gauge
When the ignition is on, the fuel gauge shows about how much fuel is left in the tank.
An arrow on the fuel gauge indicates the side of the vehicle the fuel door is on.
The FUEL LEVEL LOW message ...
Filling a Portable Fuel Container
WARNING:
Never fill a portable fuel container while it is in the
vehicle. Static electricity discharge from the
container can ignite the fuel vapor. You can be
badly burned and the vehicle dama ...