Dorman 604-190 HVAC Blend Door Actuator - Main or Right Main
OE Quality 60-Day Returns
Dorman

Dorman 604-190 HVAC Blend Door Actuator - Main or Right Main

Brand Dorman 604-190
Position Right Main
Material Plastic
Package Contents Actuator
Switch Activation Type Rotary
Fits Chevrolet and Pontiac · 15 vehicles

OE-style replacement. Precision-engineered to match original performance.

Rotary activation. Smooth, accurate control of the blend door.

Plastic construction. Lightweight design for dependable HVAC operation.

Cross-references Standard Ignition ADR4235, 92192013 and ADA282 for the same application. See all 4.

$40.31Free 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 $40.31
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all HVAC Blend Door Actuator options

Dorman 604-190 HVAC Blend Door Actuator

Dorman 604-190 is a rotary HVAC blend door actuator built for temperature control in select Chevrolet and Pontiac applications. It is precision-engineered to match the original actuator’s quality and performance on the listed vehicles, with a plastic housing and direct-fit design for the specified HVAC positions.

Key Features

  • Rotary switch activation for HVAC blend door control
  • Plastic construction for OE-style fit and function
  • Supplied as an actuator only
  • Direct replacement for select Chevrolet Caprice, Chevrolet SS, and Pontiac G8 applications
  • Cross-references Standard Ignition ADR4235 and related interchange numbers

Detailed Description

This HVAC heater blend door actuator is used to control air temperature by moving the blend door inside the HVAC case. Dorman 604-190 is engineered for the right main position on 2011-2017 Chevrolet Caprice and 2014-2017 Chevrolet SS, and for the main or right main position on 2008-2009 Pontiac G8 models. If you are searching for a Chevrolet Caprice HVAC blend door actuator or a Pontiac G8 temperature control actuator, this part number provides a direct replacement option for the listed fitments. Part number 604-190 is also referenced by interchange numbers used in the aftermarket for the same application.

What It Helps Fix

  • Inconsistent cabin temperature from the HVAC vents
  • Air that stays hot or cold when the control setting changes
  • Blend door movement problems caused by a worn actuator
  • Temperature control issues in Chevrolet Caprice, Chevrolet SS, and Pontiac G8 HVAC systems
  • HVAC mode or blend door response concerns on the listed positions

Installation Notes and Tips

Verify the vehicle year, make, model, and HVAC position before installation. This part is listed for right main and main applications only as shown in the fitment data. Confirm connector style, mounting location, and actuator orientation against the original unit before replacement. For best results, inspect the blend door and HVAC case for binding or damage before installing the new actuator.

Quality Assurance

Dorman builds this actuator as a precision-engineered replacement intended to match the original part’s performance on the specified vehicles. It is designed for OE-style fitment on the listed Chevrolet and Pontiac applications.

  • Fits 2011-2017 Chevrolet Caprice, right main
  • Fits 2014-2017 Chevrolet SS, right main
  • Fits 2008-2009 Pontiac G8, main
  • Fits 2008-2009 Pontiac G8, right main

Related reading

This part fits 15 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2017ChevroletCapriceRight MainTemperature control HVAC blend door actuator for box packaging.
2017ChevroletSSRight MainTemperature control HVAC blend door actuator for box packaging.
2016ChevroletCapriceRight MainTemperature control HVAC blend door actuator for box packaging.
2016ChevroletSSRight MainTemperature control HVAC blend door actuator for box packaging.
2015ChevroletCapriceRight MainTemperature control HVAC blend door actuator for box packaging.
2015ChevroletSSRight MainTemperature control HVAC blend door actuator for box packaging.
2014ChevroletCapriceRight MainTemperature control HVAC blend door actuator for box packaging.
2014ChevroletSSRight MainTemperature control HVAC blend door actuator for box packaging.
2013ChevroletCapriceRight MainTemperature control HVAC blend door actuator for box packaging.
2012ChevroletCapriceRight MainTemperature control HVAC blend door actuator for box packaging.
2011ChevroletCapriceRight MainTemperature control HVAC blend door actuator for box packaging.
2009PontiacG8MainHVAC Blend Door Actuator for mode selection in box packaging.
2009PontiacG8Right MainTemperature control HVAC blend door actuator for box packaging.
2008PontiacG8MainHVAC Blend Door Actuator for mode selection in box packaging.
2008PontiacG8Right MainTemperature control HVAC blend door actuator for box packaging.
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — ADR423592192013ADA282ADS4235