May help on other chrysler dodge hvac issues too.
2011 jeep wrangler blend door actuator.
I did not have full heat or ac on the driver side of my 2011 jeep grand cherokee so here is how i fixed it.
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.
Jeep 2011 wrangler 3 8l v6 heat air conditioning heater blend door actuator.
An actuator can go bad in of two ways.
No parts for vehicles in selected markets.
The whole process of a jeep jk a c blend door actuator replacement will most likely take you about 2 3 hours depending on few factors especially on how long it takes you to remove the floor air duct blocking access to the actuator.
Replacing the blend door actuator itself is quite simple however getting access to it is the time consuming part.
Or blend door controls the blend of hot and cold air.
If you replaced the physical actuator motor and the calibration has been completed should take about 30 seconds or so and it does the calibration every time you start the jeep up you may need to replace the hvac unit its self also using doorman units may also have an effect as i had a door man unit that caused the calibration every time and once i replaced it with my original oem unit i.
Do you hear rapid clacking clicking under your jk jku steering column.