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The engine air filter in your 2004 Buick Century cleans the air that enters your engine. You should change the filter on your Century 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 Century 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 Century and how to change it!
In addition to improving the fuel economy of your Century, 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 Century, you can easily swap it for a new one if it is dirty).
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 you2004 Buick Century Custom 3.1L V6
Cars burn, leak and otherwise dispense of their oil. Check your level frequently and top up when necessary2004 Buick Century Custom 3.1L V6
Want an easy way to save $500? Rotate your tires at least three times per year2004 Buick Century Custom 3.1L V6
On many cars, the high beam bulb runs at reduced power during the day - check 'em and change 'em!2004 Buick Century Custom 3.1L V6
Low coolant levels is all to common - top yours up today2004 Buick Century Custom 3.1L V6
Is the clock in your car ahead or behind? Learn how to set it here!2004 Buick Century Custom 3.1L V6