Parts for your Ford Expedition
Ford Expedition AC Expansion Valves
Buy Ford Expedition AC expansion valves online for front or rear air conditioning repairs. We list 17 expansion valves for 2002-2022 Expedition models, priced from $14.18 to $180.43. Brands include Motorcraft, UAC, Four Seasons, Denso, API and GPD, and every listing marks the valve as front or rear so you can match it to the circuit that needs work.
Year
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Front or rear Expedition valve
The Expedition spans four generations here: 2002, 2003-2006, 2007-2017 with the long EL, and 2018-2022 with the long MAX. Engines run from the 4.6L and 5.4L V8 to the 3.5L EcoBoost V6. Generation alone does not settle the valve, because front and rear A/C setups, wheelbase and production changes all matter.
The key question is which circuit you are fixing. Some Expedition configurations use a front orifice tube with a rear expansion valve on trucks with rear A/C, while other listings here are front expansion valves. Confirm what device your front circuit uses, whether you have factory rear A/C, and match the line connections and mounting with the old valve.
Signs of a bad expansion valve
A stuck or clogged valve upsets refrigerant flow. You may get warm or uneven vent temperatures, odd high and low side pressure readings, frost or ice on the evaporator lines, and a compressor that cycles on and off rapidly or runs too long.
Valves often clog after a compressor failure, when debris travels through the system. If you find metal particles on the old valve's screen, the compressor is probably damaged inside, and a valve alone will not fix it. Low charge, leaks, blend door faults and airflow problems can feel similar, so measure pressures before you buy.
Replacing the expansion valve
Have the refrigerant recovered with proper equipment before you open any line. Replace every disturbed O-ring with A/C-compatible seals. Some valves come with seals and some do not, so check the listing. Replacing the accumulator or drier when the system is opened is standard practice on the Expedition.
If debris was present, flush the system and repair the compressor rather than fitting a valve that will clog again. After installation, evacuate with a vacuum pump and recharge to the specified refrigerant weight. The applications covered here use R-134a, but check the label under your hood. You will need a manifold gauge set and vacuum pump for the job.
More about AC expansion valves
Read our AC expansion valves buying guide for how the part works and what to look for in any vehicle.
Expedition questions
Does my Expedition use an orifice tube or an expansion valve?
It depends on the circuit. Some Expeditions use a front orifice tube and a rear expansion valve on trucks with rear A/C, and some listings here are front valves. Confirm what is in your truck before ordering.
Should I replace the accumulator with an Expedition expansion valve?
Yes, replacing the accumulator or drier whenever the A/C system is opened is standard practice. Also replace any O-rings you disturb. Use A/C-compatible seals and evacuate the system before recharging.
Do Expedition EL and MAX models use a different expansion valve?
They can. Wheelbase, rear A/C and production changes can all affect the valve. Select your body and A/C setup in the fitment table, and use the VIN if listings differ.