When should I change my car AC filter?

How long does car AC filter last?

Usually, you can expect to get at least 60,000 miles out of your AC filter. If it does become clogged, and needs to be replaced, it’s not something you should neglect.

How do I know if my car AC filter is bad?

Here are some of the warning signs of a bad cabin air filter:

  1. Musty or moldy smells inside the car.
  2. Reduced air flow through the interior vents.
  3. Foggy or icy windows take much longer to clear.
  4. A whistling noise coming from the air vents.
  5. Allergy symptoms increase during longer rides in your car.

How often should I change my air filter?

Here are averages that may help you know how regularly you should get a new air filter at your residence: Vacation house or one occupant and no pets or allergies: every 6–12 months. Ordinary suburban home without pets: every 90 days. One dog or cat: every 60 days.

Does air filter affect AC in car?

A cabin air filter whose pores are blocked can cause a strain on the AC system. Apart from resulting in increased energy consumption, the strain can lead to damage of the motor due to overloads. This would especially happen when you have to increase the airflow by increasing the speed of the AC system blower.

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How do I know if my air filter needs changing?

What are the main signs your filter needs changing?

  1. Reduced fuel economy. …
  2. Dirty Spark Plugs. …
  3. ·Strange engine sounds. …
  4. Check engine light illuminates. …
  5. Dirty air filter. …
  6. Reduced horsepower. …
  7. Black, sooty smoke or fire expelled from the exhaust. …
  8. Smell of fuel when starting the car.

How often do you clean AC filters?

As a general rule, you should clean your air conditioner filters within the indoor unit every two weeks. In more dusty or polluted environments you should clean your filters more regularly. Cleaning your filters is the most important maintenance task you can do to care for your air conditioner.

Why do my air filters get dirty so fast?

When your A/C is on the thermostat fan will constantly be running causing air too run over the air filter continuously and causing it to get dirty more quickly. … You may have a leak in your air ducts – Leaky air ducts can also cause your filter to clog up and especially if it is near your AC unit.