Some Chevrolet Equinox owners report experiencing issues with their AC not blowing cold air, often due to insufficient refrigerant in the system. Additionally, problems with the condenser can lead to the AC only blowing coolish air instead of cold. Common causes of AC malfunction include dirty cabin air filters, refrigerant leaks, dirty or clogged condensers and evaporators, faulty blower motors, defective compressors, and issues with blend door actuators or the electrical system. Owners may also find that the AC system isn't running properly, which can be checked by pressing the air conditioning button or adjusting the knob. To diagnose AC problems, measuring the gas pressure with a pressure gauge can be helpful, as standard pressure levels are available in AC guides. In some cases, a drop in high side pressure while the suction side pulls down may indicate a restriction, such as a clogged condenser, between the compressor and the service port. It is advisable for owners to investigate these common issues to resolve any potential restrictions in their Chevrolet Equinox's AC system.