Dorman OE Solutions 604-5106 Heavy Duty Air Door Actuator Direct replacement for a proper fit every time Recommended for replacement during blend door replacement High quality plastic housing Dorman's quality testing ensures year after year of trouble-free service Original Equipment (OE) Number: 100833, 2113005, 2386, 3542575C1, 3542575C2, 640059, MA1710, RD5146100P, S20950