Unplug the refrigerator from the wall outlet, or turn off the refrigerator breaker in your home's service panel.
Grasp the control panel interface on the bottom, then pull it away from the dispenser housing from the bottom.
Remove the wire connectors from the rear of the control panel interface. Set the interface aside.
Remove the screws securing the dispenser module. Remove the module from the door.
Align the new dispenser module with the door. Secure the new module with the screws that you removed from the old module.
Attach the control panel interface wire connectors. Snap the control panel interface on the front of the dispenser module.
Restore power to the refrigerator to complete the repair.