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Transparent automotive air door actuator part number 604-970

DORMAN

DORMAN 604-970 Air Door Actuator

SKU CH-HS4N-1NS2B

Air door actuator for automotive climate control systems, Dorman part 604-970

  • TypeAutomotive Accessories
  • ColorTransparent
  • Automotive climate control restored with Dorman precision engineering
  • Direct-fit replacement installs without modification to factory mounting points
  • Transparent housing allows visual confirmation of internal mechanism operation
  • Free manufacturer-direct shipping on qualifying orders over 75
  • New condition guarantees full service life from first installation

Automotive Air Door Actuator

The Dorman 604-970 air door actuator is a direct-fit replacement component for vehicle HVAC systems. It controls the blend-door position to regulate cabin temperature. The part is supplied new and intended for automotive repair use.

Transparent Housing and Fitment

The unit features a transparent housing that allows visual inspection of the internal gear mechanism. It is designed to match original equipment specifications for the listed applications. No additional adapters or modifications are required for standard installation.

Manufacturer Direct Shipping

This item ships directly from the manufacturer when the order value reaches 75. The product is restricted from sale in certain states as noted by the supplier. Professional installation is recommended to ensure proper calibration and operation.

Highlights

  • Automotive climate control restored with Dorman precision engineering
  • Direct-fit replacement installs without modification to factory mounting points
  • Transparent housing allows visual confirmation of internal mechanism operation
  • Free manufacturer-direct shipping on qualifying orders over 75
  • New condition guarantees full service life from first installation

Specifications

BrandDORMAN
TypeAutomotive Accessories
ColorTransparent

Questions about this item

How do I install the Dorman 604-970 Air Door Actuator and which step is most often missed?

Mount the actuator to the HVAC housing, connect the electrical plug, then run the calibration procedure so the control module learns the new end positions.

What maintenance or replacement will the Dorman 604-970 Air Door Actuator need later?

The internal motor and gear set are sealed; no periodic service is required, but the unit is replaced if the blend door binds or the position sensor fails.

What limit appears first on the Dorman 604-970 Air Door Actuator during sustained use?

Continuous cycling can overheat the internal DC motor, triggering its thermal protection and stopping movement until the assembly cools.

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