Some complications on our vehicles seem trivial but can be troublesome, such as a window that no longer goes down. Others, regardless if they are not severe, will block you from using your car in a normal way, such as having a flat tire or having the fuel cap of your Mercedes Benz C Class stuck. You will not any longer have the capacity to fill your tank and therefore eventually not be able to use your car. It is exactly for this purpose that we have made this content page to help you find a rapid remedy to your fuel cap problem so that you can use your car normally. To do this, we will first try to understand why the fuel cap of your Mercedes Benz C Class is blocked, and secondly, how to unblock it.

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Why is the fuel cap on my Mercedes Benz C Class stuck?

So let’s start our content page with the origins of your tank cap problem on Mercedes Benz C Class. We will try to tell you the different triggers of a blockage of this one.

Fuel tank cap with locker stuck on my Mercedes Benz C Class

In case your car is equipped with a tank cap with lock you will be in the most delicate situation, because the locks of these caps can get gripped with time and prevent you from being able to access the entry 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 Benz C Class.

Conventional fuel cap stuck on my Mercedes Benz 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 type of cap, it is frequently only connected to a cap that has not been closed in the axis and the thread of the latter is therefore blocked.
<2>How do I unlock the fuel cap on my Mercedes Benz C Class?

Second part of our content page, we will try to give you the different alternatives to get rid of your fuel cap stuck on your Mercedes Benz C Class and allow you to put petrol in your car. If you encoutering a fuel trap blocked on your Mercedes Benz C Class, do not think twice to browse our content page on this subject to unlock it.

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

First solution and the one you should reflect on first. You have the opportunity to unseal your stuck fuel cap, to accomplish this you will need to use a WD40 anti-seize type product to lubricate the barrel of your cap. Don’t be reluctant to put some in quantity and wait a few minutes for it to take effect, and try again to open the fuel cap of your Mercedes Benz C Class. If it does not function, duplicate the treatment and let it operate a bit longer.

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

As a second option, 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 Benz C Class. This may seem obvious but occasionally it all comes down to small details. No matter the reason, if you have managed to open your tank, we recommend you to buy a new tank cap to avoid getting stuck in this condition again.

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

To conlude, last option, you can try to play the key in the lock of the fuel cap of your Mercedes Benz 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 simultaneously as you try to rotate it.

If you wish more guides on the Mercedes Benz C Class, go to our Mercedes Benz C Class category.