See also:

How OnStar Service Works
Push this blue button to connect to a specially trained OnStar Advisor to verify your account information and to answer questions. Push this red emergency button to get priority help from specially ...

Select Button
(Select): Press the select button to reset certain DIC functions, turn off or acknowledge messages on the DIC display, and set your customization settings. For example, this button will allow y ...

Delayed Exit Lighting
If it is dark enough outside when you remove the key from the ignition, the interior lamps will turn on and stay on for about 25 seconds. This will give you time to find the door pull handle or ...