What happens if you put your car air filter in the wrong way?

Installing the filter upside down will make it more difficult for air to pass through the filter and the air conditioner will have to work harder to compensate for the loss of airflow.

Does it matter which way an air filter goes in?

Slide the new filter in with the arrow pointing toward the furnace. Replacing your air filter is not difficult. Remember that air flows from your ducts, through the filter, and into the furnace. The arrow on the filter should always point toward the furnace.

What will happens if cabin air filter is upside down?

Installing the filter upside down will make it more difficult for air to pass through the filter and the air conditioner will have to work harder to compensate for the loss of airflow. This arrow must always point towards the oven and away from the return line carrying the air to be heated or cooled.

What do I do if my AC isnt blowing cold air?

Try cleaning your air conditioner’s filter and the coils to see if improving the airflow fixes the problem. If there is ice buildup, you’ll need to run the unit with just the fan in order to melt it off. If that doesn’t get the unit blowing cold air again, it could be refrigerant levels are low (see below).

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