Home› HVAC > Temperature Controls and Related Components› Dorman 604-625 HVAC Blend Door Actuator - Left Lower Main, Main or Right Lower Main
Dorman 604-625 HVAC Blend Door Actuator - Left Lower Main, Main or Right Lower MainOE Quality 60-Day Returns
Dorman 604-625 HVAC Blend Door Actuator - Left Lower Main, Main or Right Lower Main - view 1
Dorman 604-625 HVAC Blend Door Actuator - Left Lower Main, Main or Right Lower Main - view 2
Dorman 604-625 HVAC Blend Door Actuator - Left Lower Main, Main or Right Lower Main - view 3
Dorman 604-625 HVAC Blend Door Actuator - Left Lower Main, Main or Right Lower Main - view 4
Part #: 604-625

Dorman 604-625 HVAC Blend Door Actuator - Left Lower Main, Main or Right Lower Main

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⚙️ 89 vehicles fit this part
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Select your vehicle to confirm fitment
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Nissan and INFINITI, Frontier, Armada, Titan, Xterra, Pathfinder, QX56, and Pathfinder Armada
🔄Easy Returns — Return within 60 days for a full refund
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Overview of Dorman HVAC Blend Door Actuator 604-625

The Dorman HVAC Blend Door Actuator 604-625 is designed to provide reliable control of the air blend doors in your vehicle's heating and cooling system. Compatible with select INFINITI and Nissan models, this actuator ensures precise temperature regulation inside the cabin.

  • Rotary switch activation type for smooth operation
  • Five male blade terminals for secure electrical connections
  • Durable plastic construction for long-lasting performance
  • Includes one air door actuator per package

Detailed Product Description

This HVAC blend door actuator from Dorman features a rotary switch activation type, allowing for accurate adjustment of the blend door position. The actuator is equipped with five male blade terminals, providing a reliable electrical interface that fits securely with the vehicle's wiring harness. Constructed from durable plastic, the actuator is designed to withstand the temperature variations and mechanical stresses typical in automotive HVAC systems. The part number 604-625 is engineered specifically for use in INFINITI and Nissan vehicles, including models such as the Armada, Frontier, Pathfinder, Pathfinder Armada, QX56, TITAN, and Xterra.

Compatible Vehicles and Applications

This HVAC blend door actuator 604-625 is compatible with the following vehicles:

  • INFINITI QX56
  • Nissan Armada
  • Nissan Frontier
  • Nissan Pathfinder and Pathfinder Armada
  • Nissan TITAN
  • Nissan Xterra

Common Issues Addressed by This Actuator

  • Inconsistent cabin temperature due to blend door malfunction
  • HVAC system failing to switch between hot and cold air
  • Unusual noises from the HVAC system blend door area
  • Airflow stuck in one position or not responding to controls
  • Fault codes related to blend door actuator failure

Installation Notes and Tips

When installing the Dorman HVAC Blend Door Actuator 604-625, ensure the vehicle's battery is disconnected to prevent electrical shorts. Carefully remove the old actuator and note the orientation of the blend door linkage. Connect the five male blade terminals securely to the vehicle wiring harness. Test the actuator operation before reassembling the dashboard components to confirm proper function. Refer to the vehicle service manual for specific removal and installation procedures for your INFINITI or Nissan model.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications, ensuring dependable performance. The HVAC blend door actuator 604-625 undergoes rigorous quality control testing to verify functionality and durability. This part is backed by Dorman's limited warranty, providing coverage against defects in material and workmanship under normal use.

BrandDorman
Part Number604-625
MaterialPlastic
Package Contents1 Air Door Actuator
Switch Activation TypeRotary
Terminal GenderMale
Terminal Quantity5
Terminal TypeBlade

This part fits 89 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
2019NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2018NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2017NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2016NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2015NissanArmadaMainHVAC Blend Door Actuator for mode selection in box packaging.
2015NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2015NissanTITANMainHVAC Blend Door Actuator for mode selection in box packaging.
2015NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2014NissanArmadaMainHVAC Blend Door Actuator for mode selection in box packaging.
2014NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2014NissanTITANMainHVAC Blend Door Actuator for mode selection in box packaging.
2014NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2013NissanArmadaMainHVAC Blend Door Actuator for mode selection in box packaging.
2013NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2013NissanTITANMainHVAC Blend Door Actuator for mode selection in box packaging.
2013NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2012NissanArmadaMainHVAC Blend Door Actuator for mode selection in box packaging.
2012NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2012NissanPathfinderLeft Lower MainTemperature control HVAC blend door actuator for box packaging.
2012NissanPathfinderRight Lower MainTemperature control HVAC blend door actuator for box packaging.
2012NissanTITANMainHVAC Blend Door Actuator for mode selection in box packaging.
2012NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2011NissanArmadaMainHVAC Blend Door Actuator for mode selection in box packaging.
2011NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2011NissanPathfinderLeft Lower MainTemperature control HVAC blend door actuator for box packaging.
2011NissanPathfinderRight Lower MainTemperature control HVAC blend door actuator for box packaging.
2011NissanTITANMainHVAC Blend Door Actuator for mode selection in box packaging.
2011NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2010INFINITIQX56MainUpper Vent; To 4/10; Packaging Type: Box
2010NissanArmadaMainHVAC Blend Door Actuator for mode selection in box packaging.
2010NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2010NissanPathfinderLeft Lower MainTemperature control HVAC blend door actuator for box packaging.
2010NissanPathfinderRight Lower MainTemperature control HVAC blend door actuator for box packaging.
2010NissanTITANPRO-4XMainHVAC Blend Door Actuator for mode selection in box packaging.
2010NissanTITANXEMainHVAC Blend Door Actuator for mode selection in box packaging.
2010NissanTITANLEExtended Cab PickupMainHVAC Blend Door Actuator for mode selection in box packaging.
2010NissanTITANLECrew Cab PickupMainMode; From 5/01/05; Packaging Type: Box
2010NissanTITANSEMainHVAC Blend Door Actuator for mode selection in box packaging.
2010NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2009INFINITIQX56MainUpper Vent; Packaging Type: Box
2009NissanArmadaMainHVAC Blend Door Actuator for mode selection in box packaging.
2009NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2009NissanPathfinderLeft Lower MainTemperature control HVAC blend door actuator for box packaging.
2009NissanPathfinderRight Lower MainTemperature control HVAC blend door actuator for box packaging.
2009NissanTITANPRO-4XMainHVAC Blend Door Actuator for mode selection in box packaging.
2009NissanTITANXEMainHVAC Blend Door Actuator for mode selection in box packaging.
2009NissanTITANLEExtended Cab PickupMainHVAC Blend Door Actuator for mode selection in box packaging.
2009NissanTITANLECrew Cab PickupMainMode; From 5/01/05; Packaging Type: Box
2009NissanTITANSEMainHVAC Blend Door Actuator for mode selection in box packaging.
2009NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2008INFINITIQX56MainUpper Vent; Packaging Type: Box
2008NissanArmadaMainHVAC Blend Door Actuator for mode selection in box packaging.
2008NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2008NissanPathfinderLeft Lower MainTemperature control HVAC blend door actuator for box packaging.
2008NissanPathfinderRight Lower MainTemperature control HVAC blend door actuator for box packaging.
2008NissanTITANPRO-4XMainHVAC Blend Door Actuator for mode selection in box packaging.
2008NissanTITANXEMainHVAC Blend Door Actuator for mode selection in box packaging.
2008NissanTITANLEExtended Cab PickupMainHVAC Blend Door Actuator for mode selection in box packaging.
2008NissanTITANLECrew Cab PickupMainMode; From 5/01/05; Packaging Type: Box
2008NissanTITANSEMainHVAC Blend Door Actuator for mode selection in box packaging.
2008NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2007INFINITIQX56MainUpper Vent; Packaging Type: Box
2007NissanArmadaMainHVAC Blend Door Actuator for mode selection in box packaging.
2007NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2007NissanPathfinderLeft Lower MainTemperature control HVAC blend door actuator for box packaging.
2007NissanPathfinderRight Lower MainTemperature control HVAC blend door actuator for box packaging.
2007NissanTITANXEMainMode; Exc. Dual Zone Temperature Control; Packaging Type: Box
2007NissanTITANLECrew Cab PickupMainMode; From 5/01/05; Packaging Type: Box
2007NissanTITANSEMainHVAC Blend Door Actuator for mode selection in box packaging.
2007NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2006INFINITIQX56MainUpper Vent; Packaging Type: Box
2006NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2006NissanPathfinderLeft Lower MainTemperature control HVAC blend door actuator for box packaging.
2006NissanPathfinderRight Lower MainTemperature control HVAC blend door actuator for box packaging.
2006NissanTITANXEMainMode; Exc. Dual Zone Temperature Control; Packaging Type: Box
2006NissanTITANLECrew Cab PickupMainMode; From 5/01/05; Packaging Type: Box
2006NissanTITANSEMainMode; Exc. Dual Zone Temperature Control; Packaging Type: Box
2006NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2005INFINITIQX56MainUpper Vent; Packaging Type: Box
2005NissanFrontierMainTemperature control HVAC blend door actuator for box packaging.
2005NissanPathfinderLeft Lower MainTemperature control HVAC blend door actuator for box packaging.
2005NissanPathfinderRight Lower MainTemperature control HVAC blend door actuator for box packaging.
2005NissanTITANXEMainMode; Exc. Dual Zone Temperature Control; Packaging Type: Box
2005NissanTITANLECrew Cab PickupMainMode; From 5/01/05; Packaging Type: Box
2005NissanTITANSEMainMode; Exc. Dual Zone Temperature Control; Packaging Type: Box
2005NissanXterraMainTemperature control HVAC blend door actuator for box packaging.
2004NissanPathfinder ArmadaMainFits vehicles requiring outside air, comes in a box.
2004NissanTITANXEMainMode; Exc. Dual Zone Temperature Control; Packaging Type: Box
2004NissanTITANSEMainMode; Exc. Dual Zone Temperature Control; Packaging Type: 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:

274435Z010

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

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