Retrieve My Number
1. Push 
. System responds:
“OnStar ready.”.
2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.”
See also:
Roadside Assistance Program
For U.S. purchased vehicles, call 1-800-252-1112;
(Text Telephone (TTY): 1-888-889-2438).
For Canadian purchased vehicles, call 1-800-268-6800.
Service is available 24 hours a day, 365 days a year ...
Underbody Maintenance
Chemicals used for ice and snow removal and dust
control can collect on the underbody. If these are not
removed, corrosion and rust can develop on the
underbody parts such as fuel lines, frame, ...
Vehicle Personalization
The audio system controls are used
to access the personalization
menus for customizing vehicle
features.
CONFIG (Configuration): Press to
access the Configuration
Settings menu.
Menu Knob: ...