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How to Replace the Key Fob Battery on a Cadillac ATS?

Model: Cadillac ATS MK 1 - Years 2013-2019
Part: Key

In this tutorial, you will see how to replace the key fob battery on a Cadillac ATS. For this simple and quick operation, you will need a replacement CR2032 battery and a small flathead screwdriver. First, press the button on the right side and pull out the emergency metal key, then use this key or the screwdriver to pry open the gap that was just freed. Once the two halves of the key fob are separated, remove the old battery and insert the replacement, making sure to install it in the correct orientation.

Updated on 15 July 2026 by ScegliAuto

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