Restore automatic temperature and airflow control with the Dorman - OE Solutions HVAC Blend Door Actuator 604-108. This electric actuator drives the HVAC air door that directs and blends airflow inside the case, and it drops in as a direct-fit replacement for the 2004-2013 Chevrolet Impala, 2014-2016 Chevrolet Impala Limited, 2005-2013 Chevrolet Corvette, 2004-2008 Chevrolet Malibu, 2004-2007 Chevrolet Monte Carlo, 2005-2009 Buick Allure, 2005-2009 Buick LaCrosse, 2004-2009 Cadillac XLR, and 2004-2008 Pontiac Grand Prix. See the Buyer's Guide tab for engine-level details.
- Position specific: cataloged for the MAIN, RIGHT MAIN, and LEFT MAIN positions — many vehicles use several different air door actuators, so review the application notes to confirm this one matches the location and function of the actuator you need to replace.
- Direct replacement: engineered to install like the original air door actuator on the listed years, makes, models, and configurations.
- Durable construction: designed and tested to strict standards to help resist wear and electrical burnout for reliable operation.
- Trustworthy quality: backed by a team of experts and engineers in the United States.
Interchange: 15-73517 · 15-74122 · 15-75517
1573517 · 1574122 · 1575517 · ADS106 · F04008 · ADA112 · 37530 · 10308593 · 10325404 · 10356910 · 15142056 · 15249473 · 15844096 · 22754988 · 52409974 · DA1048 · SK604108 · ADR106 · GM0614515
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this blend door actuator do?
It's the electric motor that moves the HVAC air door, directing and blending airflow inside the case for temperature and mode control. Part number 604-108 replaces a worn original actuator.
Which vehicles does the 604-108 fit?
It's a direct-fit replacement for applications like the 2004-2013 Chevrolet Impala, 2014-2016 Impala Limited, 2005-2013 Corvette, Malibu, Monte Carlo, Buick Allure and LaCrosse, Cadillac XLR, and Pontiac Grand Prix.
How do I know I'm ordering the right actuator position?
Many of these vehicles use several actuators. This one is cataloged for the MAIN, RIGHT MAIN, and LEFT MAIN positions; review the application notes to confirm it matches the location and function you need.
What are signs a blend door actuator may need replacing?
Common signs include clicking or knocking behind the dash, temperature that won't change, or airflow stuck on one setting. If a failed actuator is the cause, this replaces it.
Is this a genuine Dorman part?
Yes. It's a Dorman - OE Solutions HVAC Blend Door Actuator, part number 604-108, backed by a team of experts and engineers in the United States.
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