Air conditioner compressor: Device that compresses refrigerant so that the air conditioner can work.
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The AC can cool thanks to a refrigerant. The compressor compresses this gas and boosts is through the pipes to cool the air that flows into the cabin. The compressor is in the engine bay and the accessory belt of the engine moves it. It is the heart of the AC system.
AC compressor won’t come on, no relay in that car for AC or I just can‘t find it, the AC was working great and all sudden while I was speeding to get on highway from in ramp the AC went warm!