Some Car Vents Not Blowing Air: Causes and Safe Checks
When air comes strongly from some dashboard vents but not others, the air-conditioning system is not necessarily out of refrigerant. The fault is often in the system that directs air: a mode door, blend door, actuator, control signal, duct, or a stuck vent louver. Diagnose the airflow pattern before buying parts. Quick check: weak airflow…
