Dodge Durango 2012 Owner's Manual page 29

1. Remove the emergency key by sliding the mechanical
latch at the top of the RKE transmitter sideways with
your thumb and then pull the key out with your other
hand.
Emergency Key Removal
THINGS TO KNOW BEFORE STARTING YOUR VEHICLE 27
2. Insert the tip of the emergency key or a #2 flat blade
screwdriver into the slot and gently pry the two halves of
the RKE transmitter apart. Make sure not to damage the
seal during removal.
Inserting Emergency Key Into Slot
2