Retrieve My Number
1. Push 
. System responds:
“OnStar ready.”.
2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.”
See also:
Receiving a Call
When an incoming call is received, the audio system mutes and a ring tone is
heard in the vehicle.
Press to answer the call.
Press to ignore a call.
...
Alarm Warning
Press the customization button until ALARM
WARNING: BOTH appears in the display. To
select your preference for alarm warning, press the
select button while ALARM WARNING: BOTH is
displayed on the ...
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 ...