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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).
Learning how to jump your car before you need to is an excellent idea2004 Buick Century Custom 3.1L V6
A check engine light can be cleared with a simple fix or it could be a major problem - find out now!2004 Buick Century Custom 3.1L V6
Coolant hoses wear out over time and need to be replaced - check 'em early and often2004 Buick Century Custom 3.1L V6
Leaking coolant is usually a sign that your water pump needs to be replaced. This video shows you how to quickly plug it2004 Buick Century Custom 3.1L V6
Don't be the guy with your third brake light burnt out2004 Buick Century Custom 3.1L V6
Animals love the sweet smell of antifreeze, too bad it's toxic! Fix your minor leaks2004 Buick Century Custom 3.1L V6