Jeep grand cherokee 2015 Owner's Manual page 35

Power Door Lock Switch
If the door lock switch is pressed down when the door is
closed, the door will lock. Therefore, make sure the Key
Fob is not inside the vehicle before closing the door.
If the door lock switch is pressed while the ignition is in
ACC or ON/RUN and the driver's door is open, the
doors will not lock.
THINGS TO KNOW BEFORE STARTING YOUR VEHICLE 33
If a rear door is locked, it cannot be opened from inside
the vehicle without first unlocking the door. The door
may be unlocked manually by raising the lock knob.
Automatic Door Locks — If Equipped
The auto door lock feature default condition is enabled.
When enabled, the door locks will lock automatically
when the vehicle's speed exceeds 15 mph (24 km/h). The
auto door lock feature can be enabled or disabled by your
authorized dealer or through the Uconnect® Settings in
your radio.
Automatic Unlock On Exit Feature — If Equipped
If Auto Unlock is enabled, this feature will unlock all the
doors when the driver's door is opened if the vehicle is
stopped and in PARK. Refer to "Uconnect® Settings" in
"Understanding Your Instrument Panel" for further in-
formation.
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