amazon.com: hvac air door actuator for 2002-2010 ford explorer, 2003-2006 ford expedition, 2002-2010 mercury mountaineer, replaces# 1l2z19e616ca, 1l2z-19e616-ca, 604209, 604-209, yh-1744, yh1744 : automotive Replaces Part Numbers 604-209, 604209, 1L2H19E616CD, 1L2Z19E616CA,1L2Z-19E616-CA, YH-1744, YH1744 key Information. in the past