According to AutoZone, you should be replacing your air filter once a year or every 12,000 miles, but it will need to be replaced more often if you live in an area with a lot of dust or dirt. For some ...
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The Most Replaced Car Part You're Ignoring (And How to Fix It)
Mass air flow sensors fail most often in cars but a $20 air filter replacement every 12,000 miles prevents the $250-400 repair bills most drivers face.
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