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Dorman 604-704 HVAC Blend Door Actuator - MainOE Quality 60-Day Returns
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Part #: 604-704

Dorman 604-704 HVAC Blend Door Actuator - Main

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⚙️ 84 vehicles fit this part
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🚗Fitment: Chevrolet, GMC, and Cadillac, Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, Sierra 3500 HD, Yukon, Yukon XL, Escalade, Escalade ESV, Cheyenne, Silverado 1500, Silverado 2500, Silverado 3500, Suburban, Suburban 3500 HD, Tahoe, Sierra, and Sierra 1500
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Overview of Dorman HVAC Blend Door Actuator 604-704

The Dorman HVAC Blend Door Actuator 604-704 is designed to restore proper airflow control in your vehicle's heating and cooling system. This actuator is compatible with select Cadillac, Chevrolet, and GMC models, ensuring precise temperature regulation through reliable rotary switch activation.

  • Rotary switch activation type for accurate blend door positioning
  • Durable plastic construction for long-lasting performance
  • Five male pin terminals for secure electrical connections
  • Includes one air door actuator per package
  • Compatible with multiple GM trucks and SUVs including Chevrolet Silverado and GMC Sierra series

Detailed Product Description

The Dorman 604-704 HVAC Blend Door Actuator features a rotary switch activation mechanism that enables smooth and precise control of the blend door within the HVAC system. Constructed from durable plastic, this actuator is built to withstand the rigors of daily vehicle operation. It connects via five male pin terminals, ensuring a stable and reliable electrical interface. This part is engineered to meet the specifications required for proper fitment and function in various Cadillac, Chevrolet, and GMC models such as the Escalade, Sierra 1500, Silverado 2500 HD, and Yukon XL.

Common Applications and Issues Resolved

  • Restores proper temperature control by regulating blend door movement
  • Eliminates inconsistent cabin heating or cooling
  • Resolves HVAC system noise caused by faulty actuators
  • Fixes blend door stuck in one position
  • Improves overall HVAC system responsiveness

Installation Notes and Tips

  • Ensure vehicle compatibility with the Dorman 604-704 before installation
  • Disconnect the battery to prevent electrical shorts during replacement
  • Access the blend door actuator through the dashboard or glove compartment area depending on vehicle model
  • Carefully disconnect the five-pin male terminal connector before removing the old actuator
  • Verify actuator operation after installation by cycling HVAC temperature controls

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for your HVAC system. The 604-704 blend door actuator undergoes rigorous quality checks to ensure durability and proper function. Please refer to Dorman's warranty policy for specific coverage details.

BrandDorman
Part Number604-704
MaterialPlastic
Package Contents1 Air Door Actuator
Switch Activation TypeRotary
Terminal GenderMale
Terminal Quantity5
Terminal TypePin

This part fits 84 vehicles. Search below:

YearMakeModelPositionNotes
2020CadillacEscaladeMainPackaging Type: Box
2020CadillacEscalade ESVMainPackaging Type: Box
2020ChevroletTahoeMainPackaging Type: Box
2020GMCYukonMainPackaging Type: Box
2020GMCYukon XLMainPackaging Type: Box
2019CadillacEscaladeMainPackaging Type: Box
2019CadillacEscalade ESVMainPackaging Type: Box
2019ChevroletSilverado 1500 LDMainPackaging Type: Box
2019ChevroletSilverado 2500 HDMainFits vehicles requiring outside air, comes in a box.
2019ChevroletSilverado 3500 HDMainFits vehicles requiring outside air, comes in a box.
2019ChevroletSuburban 3500 HDMainPackaging Type: Box
2019ChevroletTahoeMainPackaging Type: Box
2019GMCSierra 1500 LimitedMainPackaging Type: Box
2019GMCSierra 2500 HDMainFits vehicles requiring outside air, comes in a box.
2019GMCSierra 3500 HDMainFits vehicles requiring outside air, comes in a box.
2019GMCYukonMainFits vehicles requiring outside air, comes in a box.
2019GMCYukon XLMainFits vehicles requiring outside air, comes in a box.
2018CadillacEscaladeMainFits vehicles requiring outside air, comes in a box.
2018CadillacEscalade ESVMainFits vehicles requiring outside air, comes in a box.
2018ChevroletCheyenneMainFits vehicles requiring outside air, comes in a box.
2018ChevroletSilverado 1500MainFits vehicles requiring outside air, comes in a box.
2018ChevroletSilverado 2500MainFits vehicles requiring outside air, comes in a box.
2018ChevroletSilverado 2500 HDMainFits vehicles requiring outside air, comes in a box.
2018ChevroletSilverado 3500MainFits vehicles requiring outside air, comes in a box.
2018ChevroletSilverado 3500 HDMainFits vehicles requiring outside air, comes in a box.
2018ChevroletSuburban 3500 HDMainFits vehicles requiring outside air, comes in a box.
2018ChevroletTahoeMainFits vehicles requiring outside air, comes in a box.
2018GMCSierraMainFits vehicles requiring outside air, comes in a box.
2018GMCSierra 1500MainFits vehicles requiring outside air, comes in a box.
2018GMCSierra 2500 HDMainFits vehicles requiring outside air, comes in a box.
2018GMCSierra 3500 HDMainFits vehicles requiring outside air, comes in a box.
2018GMCYukonMainFits vehicles requiring outside air, comes in a box.
2018GMCYukon XLMainFits vehicles requiring outside air, comes in a box.
2017CadillacEscaladeMainFits vehicles requiring outside air, comes in a box.
2017CadillacEscalade ESVMainFits vehicles requiring outside air, comes in a box.
2017ChevroletCheyenneMainFits vehicles requiring outside air, comes in a box.
2017ChevroletSilverado 1500MainFits vehicles requiring outside air, comes in a box.
2017ChevroletSilverado 2500MainFits vehicles requiring outside air, comes in a box.
2017ChevroletSilverado 2500 HDMainFits vehicles requiring outside air, comes in a box.
2017ChevroletSilverado 3500MainFits vehicles requiring outside air, comes in a box.
2017ChevroletSilverado 3500 HDMainFits vehicles requiring outside air, comes in a box.
2017ChevroletSuburban 3500 HDMainFits vehicles requiring outside air, comes in a box.
2017ChevroletTahoeMainFits vehicles requiring outside air, comes in a box.
2017GMCSierraMainFits vehicles requiring outside air, comes in a box.
2017GMCSierra 1500MainFits vehicles requiring outside air, comes in a box.
2017GMCSierra 2500 HDMainFits vehicles requiring outside air, comes in a box.
2017GMCSierra 3500 HDMainFits vehicles requiring outside air, comes in a box.
2017GMCYukonMainFits vehicles requiring outside air, comes in a box.
2017GMCYukon XLMainFits vehicles requiring outside air, comes in a box.
2016CadillacEscaladeMainFits vehicles requiring outside air, comes in a box.
2016CadillacEscalade ESVMainFits vehicles requiring outside air, comes in a box.
2016ChevroletCheyenneMainFits vehicles requiring outside air, comes in a box.
2016ChevroletSilverado 1500MainFits vehicles requiring outside air, comes in a box.
2016ChevroletSilverado 2500MainFits vehicles requiring outside air, comes in a box.
2016ChevroletSilverado 2500 HDMainFits vehicles requiring outside air, comes in a box.
2016ChevroletSilverado 3500MainFits vehicles requiring outside air, comes in a box.
2016ChevroletSilverado 3500 HDMainFits vehicles requiring outside air, comes in a box.
2016ChevroletSuburban 3500 HDMainFits vehicles requiring outside air, comes in a box.
2016ChevroletTahoeMainFits vehicles requiring outside air, comes in a box.
2016GMCSierraMainFits vehicles requiring outside air, comes in a box.
2016GMCSierra 1500MainFits vehicles requiring outside air, comes in a box.
2016GMCSierra 2500 HDMainFits vehicles requiring outside air, comes in a box.
2016GMCSierra 3500 HDMainFits vehicles requiring outside air, comes in a box.
2016GMCYukonMainFits vehicles requiring outside air, comes in a box.
2016GMCYukon XLMainFits vehicles requiring outside air, comes in a box.
2015CadillacEscaladeMainFits vehicles requiring outside air, comes in a box.
2015CadillacEscalade ESVMainFits vehicles requiring outside air, comes in a box.
2015ChevroletCheyenneMainFits vehicles requiring outside air, comes in a box.
2015ChevroletSilverado 1500MainFits vehicles requiring outside air, comes in a box.
2015ChevroletSilverado 2500MainFits vehicles requiring outside air, comes in a box.
2015ChevroletSilverado 2500 HDMainFits vehicles requiring outside air, comes in a box.
2015ChevroletSilverado 3500MainFits vehicles requiring outside air, comes in a box.
2015ChevroletSilverado 3500 HDMainFits vehicles requiring outside air, comes in a box.
2015ChevroletTahoeMainFits vehicles requiring outside air, comes in a box.
2015GMCSierraMainFits vehicles requiring outside air, comes in a box.
2015GMCSierra 1500MainFits vehicles requiring outside air, comes in a box.
2015GMCSierra 2500 HDMainFits vehicles requiring outside air, comes in a box.
2015GMCSierra 3500 HDMainFits vehicles requiring outside air, comes in a box.
2015GMCYukonMainFits vehicles requiring outside air, comes in a box.
2015GMCYukon XLMainFits vehicles requiring outside air, comes in a box.
2014ChevroletCheyenneMainFits vehicles requiring outside air, comes in a box.
2014ChevroletSilverado 1500MainFits vehicles requiring outside air, comes in a box.
2014GMCSierraMainFits vehicles requiring outside air, comes in a box.
2014GMCSierra 1500MainFits vehicles requiring outside air, comes in a box.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

22808882ADR4275ADS4275

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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