The topic of how to perform the actuator recalibration procedure on chevrolet gmc and cadillac trucks and suvs has become an ever increasing topic of discussion.
04 yukon blend door actuator.
A blend door actuator is made up of an electric motor that turns a plastic gear set in one direction or another which is connected to an air control door pivot at the final drive of the unit.
An actuator can go bad in of two ways.
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First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
For manual systems it does not matter where the a c controls are set but if you feel the need to do something turn the blower switch on i prefer speed 3 and set the temperature.
Some gm trucks in the early 2000 s may have an issue where the temperature may get stuck blowing hot air on the driver s side and cold air on the passenger s.
Buy hvac blend door actuator replaces 604 112 15 73952 52495593 89018374 for 2003 2014 chevy silverado tahoe suburban cadillac escalade gmc yukon yukon xl.
This 2004 chevrolet silverado came in with multiple hvac actuator faults.
Order blend door actuator for your 2004 gmc yukon and pick it up in store make your purchase find a store near you and get directions.
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After diagnosing a faulty passenger side blend air door actuator with a tech 2 scan tool it was time to remove the dash cover.