Call Waiting
Call waiting must be supported on the Bluetooth phone and enabled by the wireless service carrier to work.
• Press 
to answer an incoming call
when
another call is active. The original call is placed
on hold.
• Press again to return to the
original call.
• To ignore the incoming call, continue with the original call with no action.
• Press 
to disconnect the current
call and
switch to the call on hold.
See also:
OnStar® Steering Wheel Controls
Your vehicle may have a Talk/Mute button that
can be used to interact with OnStar® Hands-Free
Calling.
On some vehicles, you may have to hold the
button for a few seconds and give the command
...
Fuel System Messages
FUEL LEVEL LOW
This message displays when the vehicle is low on fuel. Refuel as soon as possible. ...
Making a Call
To make a call:
1. Press .
2. Select Enter number.
3. Enter the character sequence.
See “Entering a Character
Sequence” in Operation for more information.
4. Select Call to start dialing th ...