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How to Replace the Key Fob Battery of an Opel Karl

Model: Vauxhall Karl MK 1 - Years: 2015, 2016, 2017, 2018, 2019
Part: Key

Video tutorial

Replacing the battery of the key fob for an Opel Karl is a straightforward procedure. All you will need is a flat CR 2032 battery and a small flat-head screwdriver.

Take the key fob and insert the screwdriver tip into the slot on the front side of the casing. By gently prying it open, you will gain access to the battery compartment.

At this point, remove the old battery and replace it with the new one, then close the fob with the appropriate cover.


Updated on 17 September 2026 by ScegliAuto


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by ScegliAuto

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