Some trouble on our vehicles seem trivial but can be frustrating, such as a window that no longer goes down. Others, regardless if they are not critical, will obstruct you from using your car in a usual way, such as having a flat tire or having the fuel cap of your Opel Astra stuck. You will no more have the ability to fill your tank and therefore eventually not be able to use your automobile. It is precisely for this purpose that we have written and published this article to help you find a quick solution to your fuel cap trouble so that you can use your car normally. To accomplish this, we will first try to understand why the fuel cap of your Opel Astra is blocked, and then, how to unblock it.

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Why is the fuel cap on my Opel Astra stuck?

So let’s commence our article with the origins of your tank cap problem on Opel Astra. We will try to describe you the different causes of a blockage of this one.

Fuel tank cap with locker stuck on my Opel Astra

In the event your car is outfitted with a tank cap with lock you will be in the most difficult situation, because the locks of these caps can get gripped with time and stop you from accessing the access of your tank. It is as well possible that the lock of your tank has twisted and no longer reacts to the key of your Opel Astra.

Conventional fuel cap stuck on my Opel Astra

Second reason, and the simplest, in the event that of a classic tank cap that has no lock and is generally protected by a closed fuel door, if you have blocking trouble on this type of cap, it is usually 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 Opel Astra?

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

Use some anti-seize agent to unlock your fuel cap of your Opel Astra

First solution and the one you should consider 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 be reluctant to put some in quantity and wait a couple of minutes for it to take effect, and try again to open the fuel cap of your Opel Astra. If it does not function, replicate the procedure and let it operate for a longer period.

Use the duplicate key to unlock the fuel tank lock of your Opel Astra

As a second option, you can try to use your spare key, which often being much less used should more easily unlock the lock on the tank cap of your Opel Astra. This may seem evident but occasionally it all comes down to small details. No matter the reason, 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 Opel Astra

To finish , last method, you can try to play the key in the lock of the fuel cap of your Opel Astra to facilitate the opening of it. Indeed, if the cylinder is a little seized up or damaged, it will unlock more easily by moving the key in different axes simultaneously as you try to rotate it.

If you need more tutorials on the Opel Astra, go to our Opel Astra category.