How to Change Engine Air Filter: 2009 Cadillac CTS 3.6L V6
Cadillac CTS Model Years - 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015
Step-by-step instructions showing where is the engine air filter and how to remove the housing and replace the CTS air filter
Hans Angermeier is an ASE certified Maintenance and Light Repair Technician and has produced over 100,000 videos showing drivers how to fix things on their cars. He has broad expertise on basic repair procedures covering the majority of cars on the road. Over the past 10 years, Hans has been focused on building CarCareKiosk, which is visited by millions of drivers each month.
A check engine light can be cleared with a simple fix or it could be a major problem - find out now!
One of the easiest fluids to top off - learn how to open the hood and where the reservoir is on your car
The burnt out tail light: classic reason for a cop to pull you over - change yours now
- Diamond Jim helped make these videos
- Feedback
- Download Cadillac owners manuals
The engine air filter in your 2009 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). Be sure to adhere to a recurring schedule for your 2009 Cadillac CTS replacement.
- Advance Auto coupon for
20% off entire order: KIOSK20
