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The engine air filter in your 2008 Hummer H3 cleans the air that enters your engine. Checking and replacing the air cleaner in your 2008 H3 at least once a year will help you get better gas mileage. A dirty air filter will cause your H3 to lose 1 - 3 mpg; depending on your driving, you can improve your fuel economy and 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 check it!
In addition to improving the fuel economy of your H3, replacing your air filter will improve the performance of 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 air filters for your 2008 H3 so you can easily replace it with a new one if it is dirty.)
The burnt out tail light: classic reason for a cop to pull you over - change yours now2008 Hummer H3 3.7L 5 Cyl.
Odd electrical problems that come out of nowhere can often signify a blown engine fuse - check and change yours here!2009 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.
DRLs are on more than your headlights. They burn out faster and should be replaced regularly2008 Hummer H3 3.7L 5 Cyl.
Small bulbs that burn out regularly - did you know you can replace these with LED lights?2008 Hummer H3 3.7L 5 Cyl.