Nevertheless newer cars are becoming better and better insulated, they are still get pretty hot throughout summer. One of the simplest techniques to quickly dissipate this heat throughout summer, or help you get eliminate the mist in the winter, is to open your windows when you drive. Nevertheless, sometimes your windows may not open or may get stuck open or close . In such a case, what should I do if I have a window stuck on my Mercedes Classe S? This is exactly what we will try to answer today, first we will find out the circumstance of a manual window stuck on Mercedes Classe S, and secondly the circumstance of a power window.

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Manual window stuck on Mercedes Classe S

The mechanisms between a power window and a manual window are different, nevertheless, if the window of your Mercedes Classe S is stuck in the open or closed position , it will not change much on the technical side, but in the open position it is actually more frustrating, you risk to have your vehicle stolen, or to endure bad weather and that the inside of your Mercedes Classe S moulds or has electrical complications because of humidity.

Why is the manual window of my Mercedes Classe S stuck?

If you are in the circumstance where the manual window of your Mercedes Classe S is stuck in either the open or closed position, there are two most important motives that can show you this blockage:

  • The window regulator cable is tangled or destroyed: This will prevent the system from raising or bringing down the window.
  • Seals or glass guides are broken: They prevent the glass from moving up and down optimally.

How to open the stuck manual window on my Mercedes Classe S?

Now we have discovered why the manual window of your Mercedes Classe S is locked in the open or closed position. We will now speak about the solutions available to you so that you can unblock the window of your Mercedes Classe S . To achieve this, you don’t need very advanced mechanical knowledge, the manual mechanisms are quite basic. You will have to remove the seal from your door to access the window lifter system. With a visual verify, you will quickly identify if some parts are damaged like the window supports or a lever arm, if the cable is tangled or if the rails are broken, which will block the window of your Mercedes Classe S. If it’s only the rails you can try to put them back in place and lubricate it, otherwise you will have to replace the part, for that you will have to first remove the glass carefully to access the mechanisms to be repalced carefully.

Electric window stuck on Mercedes Classe S

Now let’s move on to the most general circumstance, a power window blocked on Mercedes Classe S . In actual fact, electric windows are actually more complex than manual windows and therefore actually bring their share of additional complications.

Why is the power window on my Mercedes Classe S stuck?

So let’s start with the possible origins of a window blocked on Mercedes Classe S:

  • Defective window winder motors: In actual fact, it’s one of the most general causes for window winder failure, as these motors tire over time and can be rendered useless. Generally you can find out this because before they resign totally, they start to tire and the window rises less and less quickly.
  • One of the gears of the window lift system seizes or breaks, in such a case you should hear a particular noise when you press the window lift button.
  • As with the manual window lifter, one of the cables may break or get tangled in the drum of the system, likewise you should hear a noise when activating the window of your Mercedes Classe S
  • .

  • The window lift fuse is faulty, so no power supply to the window lift motor of your Mercedes Classe S
  • .

  • The switch knob is unplugged or defective

How do I unlock the stuck power window on my Mercedes Classe S?

Now that we have discovered all the possible causes of a window blocked on Mercedes Classe S, it’s time to help you fix this problem, in this article are the different measures you will be able to put in place to unblock the window of your Mercedes Classe S:

  • Before you do anything else, carefully remove your door trim to avoid breaking the staples holding it in place.
  • Once in front of the system, you need to test the electrical installation, disconnect the power cables from the motor and using a voltmeter verify that you have a current of around 12 volts when pressing the window lift button. If this is not the case, you will have to look at the window lift fuse on your Mercedes Classe S, please refer to our content page to help you find it. If your fuse is in good state examine your power supply wires, one of them must be cut
  • .

  • If it is the cable that is tangled, you can try yourself by removing the glass from its brackets to put it back in place, otherwise it will have to be changed.
  • Regarding the engine, a simple original replacement will be the best solution, in actual fact a dead engine is not recoverable.
  • If it is one of the window supports that is broken on your Mercedes Classe S, you can easily change them because they are just clipped or screwed on your window.
  • At last, if nothing happens when you activate the switch knob and you have checked all your electrical connections, remove the switch knob to find out if it is effectively connected or if it is not broken.

There, you now know how to get rid of a window stuck on Mercedes Classe S/strong, some repairs are more complex than others, if you don’t feel able to do them yourself, go to your auto mechanic who will be able to do them for you.

If perhaps you have any further questions about the Mercedes Classe S, do not hesitate to consult our Mercedes Classe S category.