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Dorman 604-218 HVAC Blend Door Actuator - Auxiliary or Main
| Brand | Dorman 604-218 |
|---|---|
| Position | Main |
| Material | Plastic |
| Package Contents | Actuator |
| Switch Activation Type | Rotary |
| Fits | Ford, Lincoln, and Mercury · 12 vehicles |
OE-style replacement. Precision-engineered to match original quality and performance.
Rotary design. Provides smooth, accurate HVAC blend door control.
Plastic construction. Lightweight actuator built for dependable operation.
Cross-references FEL-PRO 73009, SKP SK604218 and TechSmart G04003 for the same application. See all 5.
HVAC Blend Door Actuator for Ford and Lincoln
Dorman 604-218 is a rotary HVAC blend door actuator built to match the function and performance of the original heater blend door actuator on select Ford and Lincoln vehicles. It is designed for temperature control in the HVAC box and is a direct-fit replacement for specific applications, including Ford F-150, Lincoln Mark LT, and Ford Freestar.
Key Features
- Rotary switch activation type for HVAC temperature blend control
- Plastic housing construction
- Supplied as an actuator only
- Engineered to match original actuator quality and performance
- Compatible with main and auxiliary HVAC positions, depending on application
Detailed Description
This Dorman HVAC blend door actuator, part number 604-218, is built for vehicles that use an electric rotary actuator to move the blend door inside the heater and air conditioning box. It helps regulate air temperature by positioning the blend door based on the HVAC control input. This part number 604-218 is listed for 2004-2008 Ford F-150, 2006-2008 Lincoln Mark LT, and 2004-2007 Ford Freestar applications, with fitment varying by main or auxiliary position.
This part cross-references FEL-PRO 73009 for the same application.
What It Helps Fix
- Inconsistent cabin temperature control
- Air stuck on hot or cold
- Blend door movement problems inside the HVAC box
- HVAC temperature changes that do not respond correctly to the control head
- Actuator noise or failure related to the temperature door system
Installation Notes and Tips
- Verify the vehicle year, make, model, and HVAC position before ordering.
- Confirm whether the application uses the main or auxiliary actuator location.
- Inspect the blend door and HVAC housing for binding or damage before installation.
- After installation, cycle the HVAC controls to confirm proper temperature response.
Quality Assurance
Dorman designs this actuator to match the quality and performance of the original blend door actuator on the listed vehicles. It is intended as a direct replacement for the specified Ford and Lincoln HVAC applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2008 | Ford | F-150 | Main | Temperature control HVAC blend door actuator for box packaging. |
| 2008 | Lincoln | Mark LT | Main | Temperature control HVAC blend door actuator for box packaging. |
| 2007 | Ford | F-150 | Main | Temperature control HVAC blend door actuator for box packaging. |
| 2007 | Ford | Freestar | Auxiliary | Temperature control HVAC blend door actuator for box packaging. |
| 2007 | Lincoln | Mark LT | Main | Temperature control HVAC blend door actuator for box packaging. |
| 2006 | Ford | F-150 | Main | Temperature control HVAC blend door actuator for box packaging. |
| 2006 | Ford | Freestar | Auxiliary | Temperature control HVAC blend door actuator for box packaging. |
| 2006 | Lincoln | Mark LT | Main | Temperature control HVAC blend door actuator for box packaging. |
| 2005 | Ford | F-150 | Main | Temperature control HVAC blend door actuator for box packaging. |
| 2005 | Ford | Freestar | Auxiliary | Temperature control HVAC blend door actuator for box packaging. |
| 2004 | Ford | F-150 | Main | Temperature control HVAC blend door actuator for box packaging. |
| 2004 | Ford | Freestar | Auxiliary | Temperature control HVAC blend door actuator for box packaging. |
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