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How to Change the Key Battery on the Cadillac CT6

Model: Cadillac Ct6 MK 1 - Years: 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
Part: Key

Video tutorial

If you notice that the remote battery for your vehicle is dead, the description below outlines all the necessary steps for its replacement, and you can also refer to the images in the video. The first step is to remove and extract the emergency key. Use the same key to pry off the back cover.

This will give you access to the compartment that holds the battery, which you can remove with a sharp object and replace with the new one, ensuring the correct polarity. Then, reattach the cover.


Updated on 21 July 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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