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Replacing the Key Battery on an Opel Astra

Model: Vauxhall Astra Astra K - Years: 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
Part: Key

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Video tutorial

In this very brief video guide, you will learn how to replace the battery (CR2032) of the key on an Opel Astra, model K produced from 2015 to 2022. First, press the key release button to remove it from its housing, then, using a small flat screwdriver, pry open the back cover of the key to remove it as shown in the video.

Once done, extract the old battery and replace it with a new one, ensuring the positive side is facing up, and finally close everything to complete the task.


Posted on 27 May 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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