Some complications on our vehicles seem insignificant but can be troublesome, such as a window that no longer goes down. Others, whether or not they are not critical, will obstruct you from using your car in a ordinary way, such as having a flat tire or having the fuel cap of your Mercedes C class stuck. You will not anymore have the ability to fill your tank and therefore ultimately not be able to use your automobile. It is precisely for this motive that we have written this article to help you find a rapid remedy to your fuel cap problem so that you can use your car normally. To accomplish this, we will first try to understand why the fuel cap of your Mercedes C class is blocked, and secondly, how to unblock it.


Why is the fuel cap on my Mercedes C class stuck?

So let’s begin our article with the origins of your tank cap problem on Mercedes C class. We will try to tell you the different motives of a blockage of this one.

Fuel tank cap with locker stuck on my Mercedes C class

In the event your car is outfitted with a tank cap with lock you will be in the most tricky scenario, because the locks of these caps can get gripped with time and prevent you from being able to access the entrance of your tank. It is also possible that the lock of your tank has twisted and no longer reacts to the key of your Mercedes C class.

Conventional fuel cap stuck on my Mercedes C class

Second reason, and the most basic, in the event that of a classic tank cap that has no lock and is usually protected by a closed fuel door, if you have blocking complications on this sort of cap, it is generally only linked to a cap that has not been closed in the axis and the thread of the latter is consequently blocked.
<2>How do I unlock the fuel cap on my Mercedes C class?

Second part of our article, we will try to give you the different possibilities to get rid of your fuel cap stuck on your Mercedes C class and allow you to put petrol in your car. If you are victim of a fuel trap blocked on your Mercedes C class, do not be reluctant to read our article on this subject to unlock it.

Use some anti-seize agent to unlock your fuel cap of your Mercedes C class

First alternative and the one you should reflect on first. You have the opportunity to unseal your stuck fuel cap, to perform this you will need to use a WD40 anti-seize type product to lubricate the barrel of your cap. Don’t hesitate to put some in quantity and wait a few minutes for it to take effect, and try once again to open the fuel cap of your Mercedes C class. If it does not work, repeat the operation and let it work for a longer period.

Use the duplicate key to unlock the fuel tank lock of your Mercedes C class

As a second alternative, you can try to use your spare key, which normally being much less used should more easily unlock the lock on the tank cap of your Mercedes C class. This may seem evident but in some cases it all comes down to small details. Whatever the case, if you have been able to open your tank, we encourage you to buy a new tank cap to avoid getting stuck in this situation again.

Shake the key while trying to open the tank of your Mercedes C class

Finally, last option, you can try to play the key in the lock of the fuel cap of your Mercedes C class to facilitate the opening of it. In fact, if the cylinder is a little seized up or destroyed, it will unlock more easily by moving the key in different axes at the same time as you try to rotate it.

In the event that you have any further questions about the Mercedes C class, do not hesitate to consult our Mercedes C class category.