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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).
One of the easiest fluids to top off - learn how to open the hood and where the reservoir is on your car2004 Buick Century Custom 3.1L V6
Sure you can take it in for a $19 lube, but are you OK with a stripped oil pan and cheap parts in return?2004 Buick Century Custom 3.1L V6
The burnt out tail light: classic reason for a cop to pull you over - change yours now2004 Buick Century Custom 3.1L V6
Because you have to start somewhere2004 Buick Century Custom 3.1L V6
Burnt out brake lights increase your chance of getting rear ended - check and change yours today2004 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