What does your car's Electronic Control Valve (ECV) do? It controls the flow of refrigerant through your vehicle’s A/C system — and it’s key to keeping you cool. ❄️🚗 The ECV is managed by your car’s electronic control module (ECM), which reads signals from sensors to adjust how much refrigerant flows based on the temperature. When you turn on the A/C, the ECM signals the ECV to open. The hotter your cabin, the more it opens to cool things down. 🧊💨 If your car isn't cooling like it used to, yo
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