How to Check Air Filter: 2003 Cadillac DeVille 4.6L V8 Sedan
Cadillac DeVille Model Years - 2000, 2001, 2002, 2003, 2004, 2005
1. Remove Filter - All of the steps needed to remove the air filter
2. Assess Filter - Determine if your old filter needs replacement
3. Replace Filter - Insert the filter and put everything back in place
4. More Info. - Additional thoughts on checking the 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.
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The engine air filter in your 2003 Cadillac DeVille cleans the air that enters your engine. Checking and replacing the air cleaner in your 2003 DeVille at least once a year will help you get better gas mileage. A dirty air filter will cause your DeVille to lose 1 - 3 mpg; depending on your driving, you can improve your fuel economy and 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 DeVille and how to check it!
In addition to improving the fuel economy of your DeVille, replacing your air filter will improve the performance of 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 air filters for your 2003 DeVille so you can easily replace it with a new one if it is dirty.)
- Advance Auto coupon for
20% off entire order: KIOSK20
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Replacing a dirty air filter can improve gas mileage by up to 4%. Isn't efficiency great?