Temperature / Recirculation Actuator

Quality Guaranteed • Aftermarket Value • Backed by Warranty • 30 Day Return Policy

Air Door Actuator

Dorman# 604-120

Replaces General Motors# 89018373, 89018678

Air Inlet; Manual Controls

Fits the Following Applications:

2009 CHEVROLET TRUCK TRAILBLAZER: SS V8 - 6.0L (364 CID): GAS: FI: N: H
2009 CHEVROLET TRUCK TRAILBLAZER: LT L6 - 4.2L (256 CID): GAS: FI: N: S
2009 GMC TRUCK ENVOY: SLT L6 - 4.2L (256 CID): GAS: FI: N: S
2009 GMC TRUCK ENVOY: SLE L6 - 4.2L (256 CID): GAS: FI: N: S
2009 GMC TRUCK ENVOY: DENALI V8 - 5.3L (325 CID): GAS: FI: N: M
2008 CHEVROLET TRUCK TRAILBLAZER: SS V8 - 6.0L (364 CID): GAS: FI: N: H
2008 CHEVROLET TRUCK TRAILBLAZER: LT L6 - 4.2L (256 CID): GAS: FI: N: S
2008 CHEVROLET TRUCK TRAILBLAZER: LT V8 - 5.3L (323 CID): GAS: FI: N: M
2008 CHEVROLET TRUCK TRAILBLAZER L6 - 4.2L (256 CID): GAS: FI: N: S
2008 CHEVROLET TRUCK TRAILBLAZER V8 - 5.3L (323 CID): GAS: FI: N: M
2008 GMC TRUCK ENVOY: SLT L6 - 4.2L (256 CID): GAS: FI: N: S
2008 GMC TRUCK ENVOY: SLE L6 - 4.2L (256 CID): GAS: FI: N: S
2008 GMC TRUCK ENVOY: DENALI V8 - 5.3L (323 CID): GAS: FI: N: M
2007 BUICK RAINIER: CXL L6 - 4.2L (256 CID): GAS: FI: N: S
2007 BUICK RAINIER: CXL V8 - 5.3L (323 CID): GAS: FI: N: M
2007 CHEVROLET TRUCK TRAILBLAZER: SS V8 - 6.0L (364 CID): GAS: FI: N: H
2007 CHEVROLET TRUCK TRAILBLAZER: LT L6 - 4.2L (256 CID): GAS: FI: N: S
2007 CHEVROLET TRUCK TRAILBLAZER: LT V8 - 5.3L (323 CID): GAS: FI: N: M
2007 CHEVROLET TRUCK TRAILBLAZER: LS L6 - 4.2L (256 CID): GAS: FI: N: S
2007 CHEVROLET TRUCK TRAILBLAZER: LS V8 - 5.3L (323 CID): GAS: FI: N: M
2007 GMC TRUCK ENVOY: SLT L6 - 4.2L (256 CID): GAS: FI: N: S
2007 GMC TRUCK ENVOY: SLE L6 - 4.2L (256 CID): GAS: FI: N: S
2007 GMC TRUCK ENVOY: DENALI V8 - 5.3L (323 CID): GAS: FI: N: M
2006 BUICK RAINIER: CXL L6 - 4.2L (256 CID): GAS: FI: N: S
2006 BUICK RAINIER: CXL V8 - 5.3L (323 CID): GAS: FI: N: M
2006 CHEVROLET TRUCK TRAILBLAZER: SS V8 - 6.0L (364 CID): GAS: FI: N: H
2006 CHEVROLET TRUCK TRAILBLAZER: LT L6 - 4.2L (256 CID): GAS: FI: N: S
2006 CHEVROLET TRUCK TRAILBLAZER: LT V8 - 5.3L (323 CID): GAS: FI: N: M
2006 CHEVROLET TRUCK TRAILBLAZER: LS L6 - 4.2L (256 CID): GAS: FI: N: S
2006 CHEVROLET TRUCK TRAILBLAZER: LS V8 - 5.3L (323 CID): GAS: FI: N: M
2006 CHEVROLET TRUCK TRAILBLAZER: EXT LT L6 - 4.2L (256 CID): GAS: FI: N: S
2006 CHEVROLET TRUCK TRAILBLAZER: EXT LT V8 - 5.3L (323 CID): GAS: FI: N: M
2006 CHEVROLET TRUCK TRAILBLAZER: EXT LS L6 - 4.2L (256 CID): GAS: FI: N: S
2006 CHEVROLET TRUCK TRAILBLAZER: EXT LS V8 - 5.3L (323 CID): GAS: FI: N: M
2006 GMC TRUCK ENVOY: XL SLT L6 - 4.2L (256 CID): GAS: FI: N: S
2006 GMC TRUCK ENVOY: XL SLE L6 - 4.2L (256 CID): GAS: FI: N: S
2006 GMC TRUCK ENVOY: XL DENALI V8 - 5.3L (323 CID): GAS: FI: N: M
2006 GMC TRUCK ENVOY: SLT L6 - 4.2L (256 CID): GAS: FI: N: S
2006 GMC TRUCK ENVOY: SLE L6 - 4.2L (256 CID): GAS: FI: N: S
2006 GMC TRUCK ENVOY: DENALI V8 - 5.3L (323 CID): GAS: FI: N: M
2005 BUICK RAINIER L6 - 4.2L (256 CID): GAS: FI: N: S
2005 BUICK RAINIER V8 - 5.3L (323 CID): GAS: FI: N: M
2005 CHEVROLET TRUCK TRAILBLAZER: LT L6 - 4.2L (256 CID): GAS: FI: N: S
2005 CHEVROLET TRUCK TRAILBLAZER: LS L6 - 4.2L (256 CID): GAS: FI: N: S
2005 CHEVROLET TRUCK TRAILBLAZER: EXT LT L6 - 4.2L (256 CID): GAS: FI: N: S
2005 CHEVROLET TRUCK TRAILBLAZER: EXT LT V8 - 5.3L (323 CID): GAS: FI: N: M
2005 CHEVROLET TRUCK TRAILBLAZER: EXT LS L6 - 4.2L (256 CID): GAS: FI: N: S
2005 CHEVROLET TRUCK TRAILBLAZER: EXT LS V8 - 5.3L (323 CID): GAS: FI: N: M
2005 GMC TRUCK ENVOY: XUV SLT L6 - 4.2L (256 CID): GAS: FI: N: S
2005 GMC TRUCK ENVOY: XUV SLT V8 - 5.3L (323 CID): GAS: FI: N: M
2005 GMC TRUCK ENVOY: XUV SLE L6 - 4.2L (256 CID): GAS: FI: N: S
2005 GMC TRUCK ENVOY: XUV SLE V8 - 5.3L (323 CID): GAS: FI: N: M
2005 GMC TRUCK ENVOY: XL SLT L6 - 4.2L (256 CID): GAS: FI: N: S
2005 GMC TRUCK ENVOY: XL SLT V8 - 5.3L (323 CID): GAS: FI: N: M
2005 GMC TRUCK ENVOY: XL SLE L6 - 4.2L (256 CID): GAS: FI: N: S
2005 GMC TRUCK ENVOY: XL SLE V8 - 5.3L (323 CID): GAS: FI: N: M
2005 GMC TRUCK ENVOY: XL DENALI V8 - 5.3L (323 CID): GAS: FI: N: M
2005 GMC TRUCK ENVOY: SLT L6 - 4.2L (256 CID): GAS: FI: N: S
2005 GMC TRUCK ENVOY: SLE L6 - 4.2L (256 CID): GAS: FI: N: S
2005 GMC TRUCK ENVOY: DENALI V8 - 5.3L (323 CID): GAS: FI: N: M
2004 BUICK RAINIER L6 - 4.2L (256 CID): GAS: FI: N: S
2004 BUICK RAINIER V8 - 5.3L (323 CID): GAS: FI: N: P
2004 CHEVROLET TRUCK TRAILBLAZER: EXT L6 - 4.2L (256 CID): GAS: FI: N: S
2004 CHEVROLET TRUCK TRAILBLAZER: EXT V8 - 5.3L (323 CID): GAS: FI: N: P
2004 CHEVROLET TRUCK TRAILBLAZER L6 - 4.2L (256 CID): GAS: FI: N: S
2004 GMC TRUCK ENVOY: XUV L6 - 4.2L (256 CID): GAS: FI: N: S
2004 GMC TRUCK ENVOY: XUV V8 - 5.3L (323 CID): GAS: FI: N: P
2004 GMC TRUCK ENVOY: XL L6 - 4.2L (256 CID): GAS: FI: N: S
2004 GMC TRUCK ENVOY: XL V8 - 5.3L (323 CID): GAS: FI: N: P
2004 GMC TRUCK ENVOY L6 - 4.2L (256 CID): GAS: FI: N: S
2004 OLDSMOBILE BRAVADA L6 - 4.2L (256 CID): GAS: FI: N: S
2003 CHEVROLET TRUCK TRAILBLAZER: EXT L6 - 4.2L (256 CID): GAS: FI: N: S
2003 CHEVROLET TRUCK TRAILBLAZER: EXT V8 - 5.3L (323 CID): GAS: FI: N: P
2003 CHEVROLET TRUCK TRAILBLAZER L6 - 4.2L (256 CID): GAS: FI: N: S
2003 GMC TRUCK ENVOY: XL L6 - 4.2L (256 CID): GAS: FI: N: S
2003 GMC TRUCK ENVOY: XL V8 - 5.3L (323 CID): GAS: FI: N: P
2003 GMC TRUCK ENVOY L6 - 4.2L (256 CID): GAS: FI: N: S
2003 OLDSMOBILE BRAVADA L6 - 4.2L (256 CID): GAS: FI: N: S

Activation Type: Electrical
Location: Driver Side
Material: Plastic
Package Contents: Actuator
Warranty: Limited Lifetime
Notes: Controls A/C Blend Door; Air Inlet Valve; w/Manual/Aux AC Controls

Dorman HVAC Heater Blend Door Actuator

Dorman-engineered with robust materials to improve durability and performance, our HVAC Heater Blend Door Actuators restore and maintain proper functioning of the HVAC Heater Blend Door. Dorman's rigorous quality testing further ensures year after year of trouble-free service.

  • Direct replacement for a proper fit every time
  • Recommended for replacement during blend door replacement
  • High quality plastic housing and motor/circuit board included
  • Depending on the make and model of your vehicle, the same exact actuator could be suitable for any and all climate control blend door applications�consult Dorman's website for specific information
Search Keywords: HVAC, Heater, Blend, Door, Actuator, Actuators
Dorman Part Type Alias: Air Door Actuator
Alternate Names: Air Door Motor, Blend Door Motor, Heater Door Actuator

Information for Buyers

Placement reference diagram
FAQ & Common Terms
  • Left & Right is the orientation when sitting in the car. Left indicates Driver's side, Right Passenger's side.
  • New Take-Off (NTO) means a quality, low-cost OEM part in like-new condition. See More »
  • New Old Stock (NOS) means a fully-functioning, still-new item which may be dusty from storage. See More »
Shipping Details
  • International Buyers – Please Note: Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.
  • Shipping directions left in Paypal Notes will NOT be considered. Please contact us directly if you have a special request. Please note that we cannot accomodate requests such as "Leave on Porch"; such directions are better directed to your local delivery person.
  • Free Shipping, when advertised, is only for destinations within the contiguous US. All other destinations must pay additional fees.
  • Shipping Method may be changed or upgraded by request, but may involve an upcharge. We reserve the right to change to a method of comparable speed without notice. See More »
  • Handling Time may be longer than advertised for special-order items and items bound for international and non-contiguous destinations.
  • Backorders may occur. We can confirm stock any time on request. In the event of a backorder, we will contact you promptly.
Troubleshooting Problems
  • Payment Delays Unpaid item grievances are initiated within 14 days when payment has not been made. Payment may still be made after grievance is initiated, and will cancel the grievance.
  • Adjustments or Cancellations can be made without penalty as long as item has not yet shipped; just contact us!
  • Item Arrives Damaged Please preserve the package and contact us as soon as possible with a photo of the damage. See More »
  • Lost Package If you suspect your package is lost, contact us so we can investigate or send a replacement.
Quality Assurance, Returns & Warranty
  • Returns & Exchanges Accepted for any reason within 30 days for unused & unaltered products. Fees may apply.
  • To Initate a Return or Exchange, contact us BEFORE shipping & please read our full return policy: See More »
  • This Item has a Warranty: One year against manufacturer's defects. Initiate a Claim »
  • Disclaimer: We do not reimburse any installment or mechanic fees; returns and warranties cover only the value of the part itself, no associated labor.
Customer Service
  • Hours Live customer service is available Monday through Friday from 9am to 5pm EST, excluding US National Holidays.
  • Email should be directed through eBay's "Ask a Question" link. Responses within one business day.
  • Phone calls should be directed to 888-533-9119 (Toll Free).
RNB-604-120