Global Parts 1712084 HVAC Mode Door Actuator

Brand Global Parts 1712084
Fits Chevrolet and GMC · 18 vehicles

Mode door control. Opens and closes selected vents for precise airflow direction.

Climate setting adjustment. Helps the HVAC system respond to your selected comfort settings.

Cross-references Dorman - OE Solutions 604-130, Four Seasons 73017 and Standard Ignition ADR122 for the same application. See all 12.

$82.82Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $82.82
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

HVAC Mode Door Actuator for Rear Climate Control

Global Parts 1712084 is an HVAC mode door actuator for rear climate control systems. It helps move the mode door so air is directed to the selected vents, supporting proper airflow control in the cabin.

  • HVAC mode door actuator for rear air distribution control
  • Works with climate settings that direct airflow to selected vents
  • OE-style replacement for rear HVAC mode door applications
  • Cross-references Dorman OE Solutions 604-130 and Four Seasons 73017

Vehicle Fitment

  • Fits 2002-2006 Chevrolet Trailblazer EXT, Rear HVAC Mode Door Actuator
  • Fits 2002-2006 GMC Envoy XL, Rear HVAC Mode Door Actuator

How It Works

The Global Parts 1712084 actuator responds to the climate control system and moves the rear mode door to open or close the selected vents. In rear HVAC applications, this helps route conditioned air where it is requested, supporting consistent cabin comfort in Chevrolet Trailblazer EXT and GMC Envoy XL models.

Common Problems It Can Address

  • Rear air blowing from the wrong vents
  • Mode changes that do not respond correctly
  • Sticking or inconsistent rear airflow direction
  • Loss of proper vent selection in the rear HVAC system

Installation Notes

Verify the rear HVAC actuator location before replacement and compare the connector and mounting points to the original unit. After installation, cycle the climate controls to confirm the rear mode door moves through each setting and airflow is directed correctly.

Quality Assurance

Global Parts supplies replacement HVAC components for service applications, and this part is built for direct-fit use in the listed vehicles.

This part fits 18 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2006ChevroletTrailblazer EXT4.2LL6N/ARear HVAC Mode Door Actuator
2006ChevroletTrailblazer EXT5.3LV8N/ARear HVAC Mode Door Actuator
2006GMCEnvoy XL5.3LV8N/ARear HVAC Mode Door Actuator
2006GMCEnvoy XL4.2LL6N/ARear HVAC Mode Door Actuator
2005ChevroletTrailblazer EXT4.2LL6N/ARear HVAC Mode Door Actuator
2005ChevroletTrailblazer EXT5.3LV8N/ARear HVAC Mode Door Actuator
2005GMCEnvoy XL5.3LV8N/ARear HVAC Mode Door Actuator
2005GMCEnvoy XL4.2LL6N/ARear HVAC Mode Door Actuator
2004ChevroletTrailblazer EXT4.2LL6N/ARear HVAC Mode Door Actuator
2004ChevroletTrailblazer EXT5.3LV8N/ARear HVAC Mode Door Actuator
2004GMCEnvoy XL5.3LV8N/ARear HVAC Mode Door Actuator
2004GMCEnvoy XL4.2LL6N/ARear HVAC Mode Door Actuator
2003ChevroletTrailblazer EXT4.2LL6N/ARear HVAC Mode Door Actuator
2003ChevroletTrailblazer EXT5.3LV8N/ARear HVAC Mode Door Actuator
2003GMCEnvoy XL5.3LV8N/ARear HVAC Mode Door Actuator
2003GMCEnvoy XL4.2LL6N/ARear HVAC Mode Door Actuator
2002ChevroletTrailblazer EXT4.2LL6N/ARear HVAC Mode Door Actuator
2002GMCEnvoy XL4.2LL6N/ARear HVAC Mode Door Actuator
Directly replaces or cross-references 12 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - OE Solutions — 604-130Four Seasons — 73017Standard Ignition — ADR122TechSmart — F0402615-72811604130157281188892975ADA205ADS122DA1067SK604130