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:
Heavy-DutyTrailer Wiring Harness Package
For vehicles equipped with heavy duty trailering, the harness connector is mounted in the bumper.
The seven-wire harness contains the following trailer circuits:
• Yellow: Left Stop/Turn Signal
...
Park Brake and P (Park) Mechanism Check
WARNING
When you are doing this check, the vehicle could begin to move. You or others
could be injured and property could be damaged. Make sure there is room in front
of the vehicle in case it be ...
Ending a Call
Press to end a call. ...