Delayed Locking
When this feature is enabled and the doors are locked with the power lock switch on the instrument panel or front door panels, three chimes sound to signal that the delayed locking feature is in use. All doors lock five seconds after the last door is closed.
When the delayed locking feature is in use, pressing 
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instrument panel or front door panels, or the RKE transmitter will override the
feature and lock all doors immediately.
This feature can be programmed by using the Driver Information Center (DIC). See “Delayed Door Lock” in Vehicle Personalization. The delayed locking feature is only available if “Unlocked Door Anti-Lockout” is disabled.
See also:
OnStar Personal Identification
Number (PIN)
A PIN is needed to access some of
the OnStar services, like Remote
Door Unlock and Stolen Vehicle
Assistance. You will be prompted
to change the PIN the first time
when speaking with an Advi ...
Event Data Recorders
This vehicle has an Event Data
Recorder (EDR). The main purpose
of an EDR is to record, in certain
crash or near crash-like situations,
such as an airbag deployment or
hitting a road obstacl ...
Navigation System
If the vehicle has a navigation
system, there is a separate
navigation system manual that
includes information on the radio,
audio players, and navigation
system.
The navigation system prov ...