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Replacing the Key Battery on an Opel Astra H

Model: Vauxhall Astra Astra H - Years 2004-2010
Part: Key

Press the designated button on the remote to release the key. Now, using your fingers, as shown in the video, remove the cover of the remote. Here is the sought-after battery! Take it out of its slot and insert a new one that you have purchased, equivalent to the original. The battery is a CR2032, 3 Volt, and can be easily found in any hardware store or large supermarket. After replacing the battery, reattach the remote cover, and you're done. As you can see, this is a simple task that anyone can do.

Updated on 21 April 2026 by ScegliAuto

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