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Replacing the Auxiliary Battery on a Mercedes GLC 250D

Model: Mercedes Glc C253, X253, MK 1 - Years: 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
Part: Battery

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Video tutorial

Let's see how to replace the auxiliary battery on a Mercedes GLC. Open the car's door and lift the floor covering to find the auxiliary battery. Once you remove the floor cover, you will find the battery under the plastic covers.

Remove the retaining pins from the battery terminals, then take the battery out of its compartment and replace it with a new one (same voltage). After connecting the battery terminals, cover it with the cover and then with the floor covering.

Test the operation of the previously installed parts.


Updated on 14 April 2026 by ScegliAuto


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by ScegliAuto

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