Package Includes: One (1) Radiator Grille Shutter Actuator Motor Assembly Part Numbers: HS738476AA, HS738476, HS73-8476-AA, 131488800026, 1314-888-00026 Compatible With: Fusion 2017–2020, MKZ 2017–2020 Installation Instructions: Disengage the electrical connector from the existing shutter actuator unit.Remove the securing fasteners or clips affixing the old actuator to the grille shutter mechanism.Detach the linkage arm from the shutter vane mechanism if applicable.Install the replacement actuator, alignment pins or mounting tabs engage correctly with the housing.Secure the replacement unit using the mounting fasteners.Reattach the linkage arm to the actuator shaft.Connect the electrical harness to the actuator assembly.Verify proper of the grille shutter system.