Car AC Not Cooling but Compressor Fan Is Running

Illustration of car AC not cooling issue with compressor fan running, featuring 3D icons of a yellow car, snowflake, fan, and a realistic HVAC technician in uniform on a beige background.

At Shift HVAC, we’ve helped countless drivers troubleshoot cooling issues where the compressor fan runs—but the AC still blows warm air. One of the most overlooked culprits? A clogged or neglected cabin air filter restricts airflow and reduces cooling efficiency even when mechanical components seem to be functioning properly. Based on our experience in diagnosing … Read more