Security
OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotely, if it is equipped with automatic door locks, and can help police locate the vehicle if it is stolen.
See also:
Setting the Power Liftgate Intermediate Mode
To change the liftgate stop position:
1. Turn the liftgate switch to either
the MAX, or the ¾ mode position
and power open the liftgate.
2. Stop the liftgate movement at
the desired hei ...
Scheduling Service Appointments (U.S. and Canada)
When the vehicle requires warranty service, contact your dealer and request
an appointment. By scheduling a service appointment and advising the service
consultant of your transportation needs, your ...
Overheated Engine Protection Operating Mode
If an overheated engine condition exists and the ENGINE POWER IS REDUCED message
is displayed, an overheat protection mode which alternates firing groups of cylinders
helps prevent engine damage. ...






