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The engine air filter in your 2009 Hummer H3 cleans the air that enters your engine. You should change the filter on your H3 at least once a year or every 20,000 miles, whichever comes first. If you drive in dusty or sandy conditions, you should change your filter more frequently. A dirty air filter will cause your H3 to lose 1 - 3 mpg, depending on your driving, you can save 70 - 100 gallons of gas per year simply by changing your filter regularly. The video above, shows you where the engine air filter is located in your H3 and how to change it!
In addition to improving the fuel economy of your H3, regularly replacing your air filter will put less strain on your engine. These filters are fairly inexpensive, so check out our parts page for great deals and coupons on a new one (tip: buy several, when you go to check the filter on your H3, you can easily swap it for a new one if it is dirty).
Is the clock in your car ahead or behind? Learn how to set it here!2009 Hummer H3 3.7L 5 Cyl.
On many cars, the high beam bulb runs at reduced power during the day - check 'em and change 'em!2008 Hummer H3 3.7L 5 Cyl.
Want an easy way to save $500? Rotate your tires at least three times per year2009 Hummer H3 3.7L 5 Cyl.
Learn where your spare tire and jack are located before you need it on the side of the road2009 Hummer H3 3.7L 5 Cyl.
The best way to fix leaking hoses is to replace them, but if you don't have time, a stop leak product might work for you2009 Hummer H3 3.7L 5 Cyl.
The rear wiper that you forgot you had until it streaks horrifically on a rainy day? Change it now!2009 Hummer H3 3.7L 5 Cyl.