The blend door actuator is located behind the glove box, and a sign of failure is an audible "clicking" sound when you adjust your climate controls. The most common issue with heat or A/C in the late model Ford Windstar is a broken blend door. A broken blend door actuator is almost as common as a broken blend door itself. Typically, the fix requires disassembling the entire dash and replacing the whole plenum box, which can be a costly repair.This details the best DIY option on how to replace a broken blend door or actuator, accessing the plenum box by removing the glove box rather than the entire dash.
For a Windstar, a common problem is a failed temperature blend door motor - actuator. See "Related Questions" below
The temperature blend door is pretty much in the center of dash - behind the radio. See "Related Questions" below for more details on dealing with it, and the actuator motor that operates it
Temperature blend actuator motors price around $45-80.Lots of after-market alternatives to the Ford dealership.
Can offer with the highest of confidence the temperature blend door actuator motor has failed. See "Related Questions" below for more, including how to replace it yourself.
how to replace a blend door actuator on a 1999 ford ranger
There are 3 primary questions about Windstar heating & cooling problems: * Temperature blend door actuator motor replacement * Heater core replacement * Various causes of 'no heat' problems See "Related Questions" below for links
There is only one thermostat relating to heating/cooling on the Windstar, and that's the one on the engine.If you're looking for the temperature adjusting/setting control, that's the temperature blend door and the actuator motor that drives it, based on the dashboard slide adjuster.See "Related Questions" below for more
I can say with the highest confidence your temperature blend door actuator motor has failed. It is the #1 cause of heating problems on the Windstar line. Luckily it's not too hard of a fix, and not too expensive ($45). See "Related Questions" below for more details and lots of good tricks & tips on replacing the actuator.
You have confirmed the 2 primary culprits:The heater core is clear - checked by feeling the heater hoses and both are hot (the coolant flows through the core at all timesThe temperature blend door actuator motor is turning and operating the temperature blend door *shaft*One thing I would focus on next is that the temperature blend door itself is moving - not just the shaft, but the whole thing. These have been known to break.See "Related Questions" below for more about the door.
How do i replace blend door motor
If by "heater box" you're referring to the heater core, we've got you covered with the "Related Questions" below.Be sure to review the questions regarding the blend door and blend door actuator motor - other very popular heating/cooling parts in the Windstar
Can't say for positive sure, but I would expect the Freestar/Monterey blend door actuator motor to be much like the Windstar. Common failure, easy replacement - about $40 See "Related Questions" below for links to the Windstar related blend door discussions