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The engine air filter in your 2006 Cadillac CTS cleans the air that enters your engine. You should change the filter on your CTS 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 CTS 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 CTS and how to change it!
In addition to improving the fuel economy of your CTS, 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 CTS, you can easily swap it for a new one if it is dirty).
If your battery has green or white cruddy deposits, it is probably not getting enough juice from and will likely wear out sooner2006 Cadillac CTS 3.6L V6
White light when you back up - yup, they burn out and you can replace them with bright LEDs2006 Cadillac CTS 3.6L V6
If your car is leaking a small amount of power steering fluid - see this video on how to fix the leak2006 Cadillac CTS 3.6L V6
Is the clock in your car ahead or behind? Learn how to set it here!2006 Cadillac CTS 3.6L V6
Carmakers are hiding interior fuse boxes all over the place these days - see how to check your interior fuses here!2011 Cadillac STS 3.6L V6
A check engine light can be cleared with a simple fix or it could be a major problem - find out now!2006 Cadillac CTS 3.6L V6