We will try again in this article to help you to remedy the small problems related to your car. We have recently seen how to unblock a fuel door, or a tank cap, in this article we will concentrate on an irritating issue that can be dangerous in bad climate conditions, being a victim of wiper stuck on Mercedes Benz GLA Class . And to answer this, we will first try to figure out why the wipers on your Mercedes Benz GLA Class remain stuck and, secondly, how to unblock them.

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Why does the wiper of my Mercedes Benz GLA Class stay stuck?

So we will begin our article with the explanations of the stuck wipers of your Mercedes Benz GLA Class . First of all we will concentrate on the front wipers and in a second time on the rear wiper.

Why are the front wipers on my Mercedes Benz GLA Class stuck in up or down position?

We will move through one after the other the different problems that can cause the front wipers of your Mercedes Benz GLA Class to get stuck :

  • One of the most general motives of front wipers getting stuck on your Mercedes Benz GLA Class is related to the engine unit that drives them, in fact, these engines can, over time, lose power, and ultimately need to be changed. You should notice before the total blockage of your windshield wipers that they work much slower.
  • Less general, but it can still happen, is that your front wiper blades are blocked because of an object that prevents the blades from functioning, examine up to the axis of the blades.
  • If it is a lack of lubrication, you will discover that your front wipers are going slower, verify fairly quickly the trigger of the trouble or else the engines will be forced and damaged.
  • It is possible that the front wipers of your Mercedes Benz GLA Class may not operate because of a defective comodo. To check this, you need to disconnect the output wires and connect them together, if the wipers are functioning, the comodo is to blame for the problem.
  • Finally, last possibility, the front wipers of your Mercedes Benz GLA Class are blocked because of a power failure, so you will have to verify two auto parts, the relay and the fuse.

Why is the rear window wiper on my Mercedes Benz GLA Class stuck?

Concerning the stuck rear window wiper of your Mercedes Benz GLA Class , the origins of your problems are more or less the same. Nevertheless there is just one wiper blade at the rear of your car, there are still some dedicated auto parts that can cause problems just on the rear windshield of your Mercedes Benz GLA Class. So, make sure you perform similar checks as seen in the previous component of this article.

What can I do to unlock the wiper on my Mercedes Benz GLA Class?

At last, to do this second part, we will see what solutions are available to you to make sure that the wipers on your Mercedes Benz GLA Class are unlocked and that they operate effectively again.

How to unlock the wipers of my Mercedes Benz GLA Class?

If it is for the front windshield wipers or the rear windshield wiper, the solutions will be similar and we will highlight them one after the other in this component, it is up to you to adapt them to the component that concerns you. If you have other blocking problems such as a fuel door stuck on Mercedes Benz GLA Class, do not hesitate to seek advice from our article on this issue.

  • In this case, you will have to locate the engine unit, then disconnect the power cables of this one (be careful there must be several of them related to the different speeds of sweeping), then remove the brushes and the linkage. At last, you will have to unscrew these anchoring points which are generally fixed on silentblocks and reassemble a new wiper motor on your Mercedes Benz GLA Class
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  • In this situation, it will be quite basic but expensive to replace your commodo, the component generally costs around 200€, once tested you will be able to disassemble your commodo by removing the cover from the back of the steering wheel then disconnecting it and removing it with the fixing screws, you will just have to reassemble the new one.
  • Mercedes Benz GLA Class wiper blocked because of a power failure: In this last situation, you will have to locate the origin of the failure (fuse or relay) and replace the defective component

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If you want more guides on the Mercedes Benz GLA Class, go to our Mercedes Benz GLA Class category.