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OE Quality
60-Day Returns
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DormanPart #: 604-378
Dorman 604-378 HVAC Blend Door Actuator - Main
⚙️ 12 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$216.51Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ 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: Honda, CR-V and Insight
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Dorman 604-378 HVAC Blend Door Actuator - Main
| Brand | Dorman |
| Part Number | 604-378 |
| Body Color | Black |
| Body Color | Negro |
| Body Color | Noir |
| Length | 3.216 |
| Switch Activation Type | Rotary |
| Switch Activation Type | Rotatorio |
| Connector Color | Green |
| Connector Color | Verde |
| Width | 2.01 |
| Terminal Type | Clavija |
| Terminal Type | Pin |
| Mounting Hardware Included | No |
| Mounting Hardware Included | Non |
| Height | 1.89 |
| Wire Quantity | 0 |
| Mounting Hole Quantity | 3 |
| Terminal Quantity | 7 |
| Connector Gender | Female |
| Connector Gender | Hembra |
| Terminal Gender | Macho |
| Terminal Gender | Male |
| Actuator Arm Length | 1.396 |
| Body Material | Plastic |
| Body Material | Plástico |
| Actuator Arm Included | Oui |
| Actuator Arm Included | Sí |
| Actuator Arm Included | Yes |
| Contenidos del paquete | 1 actuador neumático de la puerta |
| Material | Plastic |
| Material | Plástico |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2006 | Honda | Insight | Main | Packaging Type: Box |
| 2005 | Honda | Insight | Main | Packaging Type: Box |
| 2004 | Honda | Insight | Main | Packaging Type: Box |
| 2003 | Honda | Insight | Main | Packaging Type: Box |
| 2002 | Honda | Insight | Main | Packaging Type: Box |
| 2001 | Honda | CR-V | Main | Packaging Type: Box |
| 2001 | Honda | Insight | Main | Packaging Type: Box |
| 2000 | Honda | CR-V | Main | Packaging Type: Box |
| 2000 | Honda | Insight | Main | Packaging Type: Box |
| 1999 | Honda | CR-V | Main | Packaging Type: Box |
| 1998 | Honda | CR-V | Main | Packaging Type: Box |
| 1997 | Honda | CR-V | Main | 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:
79140S04G01
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.