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How to Open the Remote and Replace the Battery of the Opel Astra

Model: Vauxhall Astra Astra J - Years: 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
Part: Key

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Video tutorial

In this brief and simple guide, we will see the steps to open the remote and replace the battery of the Opel Astra. First, take your remote and start removing the back cover by prying it off from the sides; then remove and, if necessary, replace the battery with a new one, as shown in the video.

To open the remote, simply pry it from the sides to access the electronic board; you can then replace the key shell. Finally, reassemble the remote by applying the reverse procedure!


Updated on 24 August 2026 by ScegliAuto


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by ScegliAuto

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