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How to Replace the Key Fob Battery on the Chevrolet Sonic?

Model: Chevrolet Sonic T300 - Years 2012-2020
Part: Key

In this tutorial, you will learn how to replace the key fob battery on the Chevrolet Sonic, a very simple operation. To do this, you will need a replacement battery of type CR2032 and a small flathead screwdriver. First, press the top button and remove the emergency key, then insert it into the indicated slot and, using leverage, unlock the rear cover. Next, open it completely, remove the old battery with the screwdriver, and insert the new one, making sure it is oriented correctly.

Updated on 17 July 2026 by ScegliAuto

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