First, remove the IP carrier in order to replace the defroster actuator. Next, pull back the black vacuum hose and the white vacuum hose from the defroster actuator, making a note of where they are located. Lifting thereafter actuator lock tab and sliding off the actuator. Mappings for the actuator linkage to the defroster door can be removed by squeezing the tabs on the door. For installation, align the actuator linkage with the defroster door, slide defroster defroster actuator into place on the m loading bracket until the tab locks, reconnect the blue vacuum hose 1 and the green vacuum hose 2 to the defroster actuator, and then reinstall the IP carrier.