Hands-Free Calling
1. Push 
. System responds:
“OnStar ready.”.
2. Say “Dial.” System responds:
“Please say the name or number to call.”.
3. Say the entire number without pausing, including a “1” and the area code. System responds:
“OK calling.”
See also:
Keyless Locking
If the vehicle has the keyless access system, this feature allows you to
select whether the doors automatically lock during normal vehicle exit. When
the vehicle is turned off and all doors become c ...
Engine Heater
The engine coolant heater, if available, can help in cold weather conditions
at or below −18°C (0°F) for easier starting and better fuel economy
during engine warm-up.
Plug in the coolant h ...
Cleaning the RSE Seatback Console
Use only a clean cloth dampened with clean water to clean the RSE seatback
console surface. ...