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How to Change the Key Remote Battery of the Opel GT

Model: Vauxhall Astra Astra G - Years: 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Part: Key

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Video tutorial

If the remote is malfunctioning, it may be necessary to replace the battery of the key remote for the Opel GT. First, take the remote in hand and start by removing the physical key from inside it; then, pry open the side slot to split the remote into two parts, thus accessing the battery and the electronic board, as shown in the video.

At this point, remove the remote battery and replace it with a new one of the correct type and with the same code; finally, reassemble the remote, securing the key last.


Updated on 22 October 2026 by ScegliAuto


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