See also:

Driver Information Center (DIC) (With DIC Buttons)
If your vehicle has DIC buttons, the information below explains the operation of this system. The DIC displays information about your vehicle. It also displays warning messages if a system problem is ...

Retrieve My Number
1. Push X. System responds: “OnStar ready.” 2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.” ...

Battery Load Management
The vehicle has Electric Power Management (EPM) that estimates the battery's temperature and state of charge. It then adjusts the voltage for best performance and extended life of the battery. ...