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How to Reset the Service Indicator on a Mercedes GLA?

Model: Mercedes Gla W156, MK 1 - Years: 2013, 2014, 2015, 2016, 2017, 2018, 2019
Part: Service warning light

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Video tutorial

Resetting the service indicator on a Mercedes GLA, as shown in this tutorial, is an extremely simple and quick operation. Before proceeding, ensure that all scheduled maintenance tasks have been completed.

Start by entering the cabin, then insert the key and turn on the ignition. Next, navigate to the screen displaying the odometer, press and hold both the call button and the "OK" button, and in the menu that appears, select "ASSYST PLUS". At this point, simply enter "Full Service", "Conf. Full Serv.", and select the type of oil used.


Posted on 12 February 2026 by ScegliAuto


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How to Replace the Glow Plugs in the Fiat Ducato 2.3 Multijet?

Glow plugs, as the name suggests, raise the temperature of the engine in diesel vehicles to allow for easier starting. The manufacturer, in this case, Fiat for the Ducato 2.3 Multijet, specifies how often they should be replaced, and a warning light will illuminate when it's time. This work is carried out under the bonnet. First, remove the upper engine cover, then lift the coil and, using a socket wrench of the appropriate size, unscrew the glow plug to remove it from the base, followed by installing the new one.

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by ScegliAuto

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