Transferring Audio from the Bluetooth System to a Cell Phone
During a call with the audio in the vehicle:
1. Press 
.
2. Say “Transfer Call.”
See also:
Starting the Engine
If the vehicle has a diesel engine, see the Duramax diesel supplement for more information.
If the vehicle is a hybrid, see the hybrid supplement for more information.
Notice: Do not try to shift to ...
Under the Hood
Both the four-cylinder and V-6 engines use direct-injection technology. An
Eco mode, which is activated by a dashboard button, alters drivetrain
calibrations in the four-cylinder to maximize fuel ...
Retrieve My Number
1. Push X. System responds: “OnStar ready.”
2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.” ...