Changing your cabin air filter is important for maintaining the air quality inside your vehicle and keeping your HVAC system running efficiently. A dirty or clogged filter can reduce airflow, cause bad smells, and aggravate allergies and asthma. A clean filter can improve air quality, reduce allergens, and save money on fuel costs. It is recommended to change the cabin air filter every 12,000 miles or 12 months, or as recommended by the vehicle's manufacturer. To change the filter, locate it behind the glove compartment or under the hood, remove the old filter from its housing, insert the new filter making sure it's properly seated and oriented, replace any panels or covers, turn on the air conditioning to ensure proper function, and repeat the process regularly
There are several reasons to change your cabin air filter, including: