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How to Replace the Key Fob Battery in the 2025 BMW X3

Model: BMW X3 G45 - Years: 2024, 2025, 2026
Part: Key

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Video tutorial

If you own the new 2025 BMW X3 and want to learn how to replace the battery inside the key fob, just read this guide and follow the described steps. First, purchase a new CR2032 battery, then take the key fob from your BMW X3 and remove the metal side by hand.

Once done, slide out the battery holder and remove the old battery. Finally, insert the new one and reassemble the key fob components correctly.


Posted on 25 March 2026 by ScegliAuto


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by ScegliAuto

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