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:
Engine Coolant Temperature Gage
This gage shows the engine coolant temperature. If the
pointer moves towards the H (United States) or shaded in
thermostat symbol area (Canada), the engine is too hot.
A temperature indicator l ...
Vehicle Personalization
Some vehicle features can be
programmed by using the audio
system controls. These features
include:
• Climate and Air Quality
• Comfort and Convenience
• Collision/Detection Systems
...
Setting the 12/24 Hour Format
1. Press the CONFIG button and
select Time Settings,
or press .
2. Highlight 12/24 Hour Format.
3. Press SELECT to select the
12 hour or 24 hour display
format. ...