Dorman 604-274 HVAC Blend Door Actuator - Auxiliary

Brand Dorman 604-274
Position Auxiliary
Material Plastic
Package Contents Actuator
Switch Activation Type Rotary
Fits Lincoln and Ford · 26 vehicles

OE-style replacement. Precision-engineered to match original performance.

Rotary design. Provides smooth, accurate HVAC blend door control.

Plastic construction. Lightweight actuator built for dependable operation.

Cross-references Four Seasons 73080, TechSmart J04051 and 7L1Z19E616A for the same application. See all 5.

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Dorman 604-274 HVAC Blend Door Actuator

Dorman 604-274 is a rotary HVAC blend door actuator built for specific Ford Expedition and Lincoln Navigator applications with auxiliary climate control. It is precision-engineered to match the quality and performance of the original blend door actuator on the listed vehicles.

Use this HVAC blend door actuator when you need accurate temperature or mode control in the auxiliary HVAC system on 2007-2017 Ford Expedition and 2007-2017 Lincoln Navigator applications.

Key Features

  • Rotary switch activation type for HVAC blend door operation
  • Plastic housing for OE-style fit and function
  • Direct replacement for the original auxiliary blend door actuator
  • Built for temperature control and mode selection in the auxiliary HVAC system
  • Part number 604-274 for easy identification and ordering

Detailed Description

This Dorman HVAC blend door actuator is designed for auxiliary climate control systems in the Ford Expedition and Lincoln Navigator. It restores the movement needed to direct air through the HVAC system, supporting proper temperature blending and mode selection. The 604-274 actuator is a practical OE-style replacement for vehicles that need a precise rotary actuator in the auxiliary position.

This part cross-references Four Seasons 73080 for the same application.

What It Helps Fix

  • Inconsistent cabin temperature from the auxiliary HVAC system
  • Airflow stuck on one vent or mode setting
  • Blend door movement that no longer responds correctly
  • Temperature changes that do not match control input
  • HVAC actuator noise caused by worn internal components

Installation Notes and Tips

Fits 2007-2017 Lincoln Navigator, auxiliary. Fits 2007-2014 Ford Expedition, auxiliary. Confirm the auxiliary HVAC actuator location before installation and compare the connector and mounting points to the original unit. Proper installation is important for correct HVAC operation after replacement.

Quality Assurance

Dorman engineers this actuator to match the quality and performance of the original blend door actuator for the listed applications. The part number 604-274 is also referenced by 7L1Z19E616A, ADS257, SK604274, and TechSmart J04051.

This part fits 26 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelWheel BasePositionNotes
2017LincolnNavigator131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2016LincolnNavigator131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2015LincolnNavigator131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2014FordExpedition131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2014LincolnNavigator131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2013FordExpedition131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2013LincolnNavigator131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2012FordExpedition131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2012LincolnNavigator131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2011FordExpedition131.0"AuxiliaryHVAC Blend Door Actuator for mode selection in box packaging.
2011FordExpedition131.0"AuxiliaryTemperature control HVAC blend door actuator for box packaging.
2011LincolnNavigator131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2010FordExpedition131.0"AuxiliaryHVAC Blend Door Actuator for mode selection in box packaging.
2010FordExpedition131.0"AuxiliaryTemperature control HVAC blend door actuator for box packaging.
2010LincolnNavigator131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2009FordExpedition131.0"AuxiliaryHVAC Blend Door Actuator for mode selection in box packaging.
2009FordExpedition131.0"AuxiliaryTemperature control HVAC blend door actuator for box packaging.
2009LincolnNavigator131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2008FordExpedition131.0"AuxiliaryHVAC Blend Door Actuator for mode selection in box packaging.
2008FordExpedition131.0"AuxiliaryTemperature control HVAC blend door actuator for box packaging.
2008LincolnNavigator131.9"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2008LincolnNavigator131.0"AuxiliaryProper installation of the ABS Wheel Speed Sensor is crucial for optimal performance.
2007FordExpedition131.0"AuxiliaryHVAC Blend Door Actuator for mode selection in box packaging.
2007FordExpedition131.0"AuxiliaryTemperature control HVAC blend door actuator for box packaging.
2007LincolnNavigator131.9"AuxiliaryFrom 12/06/06; Packaging Type: Box
2007LincolnNavigator131.0"AuxiliaryFrom 12/06/06; Packaging Type: Box
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 73080TechSmart — J040517L1Z19E616AADS257SK604274