Jeep 2008 Patriot - Manual (Page 32)

4. A single chime will indicate the completion of the
programming.
NOTE: Use the Auto Door Locks and Auto Unlock
features in accordance with local laws.
Child-Protection Door Lock System (Rear Doors)
— If Equipped
Insert the tip of the ignition key into the lock and rotate
to the LOCK or UNLOCK position.
Child-Protection Door Lock Location
30 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE