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  6. : What does the word B3 mean in the on-board computer of the Mercedes GLK?

What does the word B3 mean in the on-board computer of the Mercedes GLK?
Years 2008-2015

Answer

When the writing indicating "B3" appears on the on-board computer, there is no need to be alarmed; in fact it is a common service notice, indicating the need for an oil change and engine filters and various other basic checks. We recommend that you carry out the service as soon as possible.
Posted on: 5 June 2022 by ScegliAuto

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