Using the “Dial” or “Call” Command
1. Press and hold 
for two seconds.
2. Say “Dial” or “Call.” 3. Say the entire number without pausing, or say the name tag.
Once connected, the person called will be heard through the audio speakers.
See also:
Store a Name Tag for Speed Dialing
1. Push . System responds:
“OnStar ready.” 2. Say “Store.” System responds:
“Please say the number you would like to store.” 3. Say the entire number without pausing. System responds:
...
Safety Locks
The vehicle has rear door security locks to prevent passengers from opening the rear doors from the inside.
Open the rear doors to access the security locks on the inside edge of each door.
To set ...
Control of a Vehicle
Braking, steering, and accelerating are important factors in helping to control a vehicle while driving. ...