Unable to Connect to OnStar Message
If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push 
to try the call again or try again after driving a few miles into another cellular area.
See also:
Power Door Locks
There is a power door lock switch on the instrument panel.
There are power door lock switches on the front door panels.
Q : Press to lock the doors.
K : Press to unlock the doors.
When locking ...
Overview
For vehicles equipped with the MyLink® or IntelliLink® infotainment system, see
the separate MyLink/ IntelliLink Features and Functions Guide for more information.
Keeping your eyes on the road ...