Details

• Brand:

  

  

• SKU:

  DR3Z-19849-A

• Other Names:

  Valve Assembly Evaporator Expansion, YG751

• Description:

  This genuine Ford A/C evaporator expansion valve (thermal expansion valve, TXV), catalog number DR3Z-19849-A, meters high-pressure liquid refrigerant into the evaporator core on the 2010-2014 Ford Mustang air conditioning system. Positioned at the evaporator inlet, the valve regulates refrigerant flow based on evaporator temperature and pressure, controlling how much refrigerant boils off to absorb cabin heat. A failing expansion valve is a common cause of poor A/C performance: symptoms include weak or warm airflow, inconsistent cooling, hissing or gurgling noises, frost or icing at the evaporator, and abnormal high-side or low-side system pressures. A valve stuck closed starves the evaporator, while one stuck open floods it and can slug the compressor with liquid refrigerant. Replacing the valve during any A/C service, evaporator repair, or system recharge restores correct refrigerant metering and dependable cabin cooling. As a genuine Ford part it matches the original flow calibration, port sizing, and sealing surfaces for the Mustang HVAC system. Always fit fresh sealing O-rings, evacuate the system to remove moisture and air, and recharge to the specified refrigerant capacity after installation. Add fresh refrigerant oil as specified for the compressor to maintain proper lubrication.

• Replaces:

  AR3Z19849A, BR3Z19849A

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