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How to Replace the Air Filter in a Cadillac CTS?

Model: Cadillac Cts MK 1 - Years 2002-2007
Part: Air filter

In this tutorial, you will see how to replace the air filter in a Cadillac CTS, a very simple and quick operation. First, wait for the engine to cool completely, then open the hood and locate the airbox positioned right behind the left headlight. Next, remove the two indicated screws with a flathead screwdriver, separate the two halves of the box, and take out the old filter. Once done, clean the inside of the housing from any debris, insert the replacement in the correct orientation, and tighten the two mounting screws.

Updated on 13 June 2026 by ScegliAuto

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