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How to Replace the Key Battery on the Cadillac ELR

Model: Cadillac Elr MK 1 - Years 2014-2016
Part: Key

If you want to proceed with replacing the remote key battery for this vehicle, you can follow the instructions in the description below and also check the video. The first step is to pull out the emergency key, then use a sharp object to pry open the back cover of the remote. Underneath, you will find the compartment containing the battery, which you will remove using a sharp object and replace with the new one, making sure to respect the polarity. Then, reposition the cover, and you're done.

Updated on 10 July 2026 by ScegliAuto

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by ScegliAuto

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