The Dorman 604-5120 HVAC Blend Door Actuator is a bolt-on, plastic part designed for the dashboard of Freightliner Columbia, Volvo VT, and VNL trucks. It is a left-hand drive actuator that does not require any drilling or modifications for installation. Manufactured by Dorman in the United States, this HVAC vent actuator comes with California Prop 65 Warning for cancer and reproductive harm. Interchange part numbers include 20443814, 1322, 110660, 577.46555BE, S20436, and ADA358, while the OE/OEM part numbers are 20443814 and B0A91594. Exact item is shown. New open box without original packaging. Made in USA. Has 6 pin connector. Co-branded BEHR part. No returns if installed. This item is new with opened or damaged packaging. It may or may not be a customer return. It has been inspected and passed quality control to insure the condition described and contents are accurate. It may show minor wear from handling. Please review actual photos as stock photos are not the actual item, our photos are. You will ONLY receive exactly what is shown in photos, regardless of what might have originally been included. Please review our business policies in our store for information regarding returns, shipping and warranties. Most items have 30-day returns along with free fast shipping in 1 business day (see details). Message us anytime. Buy from a trusted 16+ year seller!