OnStar® Services
For new vehicles equipped with OnStar®, the Safe & Sound Plan, or the Directions & Connections® Plan is included for one year from the date of purchase. You can extend this plan beyond the first year, or upgrade to the Directions & Connections® Plan. For more information, press the OnStar® button to speak with an advisor. Some OnStar® services (such as Remote Door Unlock or Stolen Vehicle Location Assistance) may not be available until you register with OnStar®.
See also:
Service Only Mode
This power mode is available for service and diagnostics, and to verify the proper
operation of the malfunction indicator lamp as may be required for emission inspection
purposes. With the vehicle ...
StabiliTrak® System
The StabiliTrak system assists with directional control of the vehicle in difficult
driving conditions. The system is on when the vehicle is started.
To turn off both Traction Control and Stabil ...
Muting a Call
To Mute a Call
Turn the Menu knob to select Mute
Call, then press SELECT.
To Cancel Mute
Turn the Menu knob to select Mute
Call, then press SELECT. ...
