If you find a noise on your vehicle, you are right to be attentive of it and take it seriously, although it is possible that nothing critical will result, it is also possible that it is the signal of a more significant fix. A noise that shows up in the trunk of your Citroen C5 is fortunately more a signal of a small correction or service, rather than a difficult one. To help you in your research, we have decided to generate this content page to present you with the most likely solutions to your issue. First we will see that this trunk noise on your Citroen C5 can come from built up dirt, the issue can also come from a loose lock and finally, it can even come from a simple rivet that sits inside your bumper.
Noise in the trunk Citroen C5 : Accumulated dirt that causes poor closing
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We will therefore begin with a trunk noise on your Citroen C5 created by dirt accumulated on your joints, lock for example. Indeed, it is possible that on a vehicle that is already a few years old and whose cleaning is not always a top priority or that the roads used are not very clean that dirt builds up at the trunk gasket. This issue causes a poor closure of the trunk and a noise that can sound like a crack. To check if you are in this condition, open the trunk of your Citroen C5, check the state of the gasket that runs around the entire tailgate and clean it with a wet/soap cloth, dry the whole thing and try to close the trunk and take a dentred road to see the difference. If this is not the case, continue to the other hypotheses that will probably give a solution. It is possible however that you have a trunk noise on your Citroen C5 that is related to other sources such as shock absorbers, do not hesitate to read this content page on the noises at the back of a Citroen C5.
Noise in the trunk of my Citroen C5 : Loose lock, clicking noise
Second probability, you may also, over time, knowledge a locking system that became loose. And this is one of the most probably alternatives. Indeed, knowing a trunk noise on your Citroen C5 is very often related to this issue. Some solutions are existing to you depending on the level of play you have with your lock. The first is that occasionally the offset is minimal and a simple greasing of the system with thick grease is good enough to resolve the problem. Secondly, it is also possible that you really have a lot of play on your lock and that each time the trunk “jumps”, in which case you would have to remove the cover that permits access to the lock (inside the trunk). Then, using torx screws, you unscrew the striker attached to the threshold, simply push it back a little towards the inside of the trunk and tighten it again. Make sure to check the centering of the striker in connection with the trunk lock. If after verifying the trunk of your Citroen C5 closes badly, it means that you have moved it too far, replicate the operation by pushing the striker less.
Noise in my trunk Citroen C5 : Rivet following plate change in the trunk/ bumper
Finally, one of the last possibilities. It is that following a license plate change you were unlucky and that a piece of rivet fell backside your plate. Indeed, when a plate replacement is made, to take off the old one the process used is to drill the existing rivets in order to released the license plate. Sadly, it can happen that part of the rivet falls into the hole of the bumper and it will therefore wander inside the bumper and can generate an annoying noise. To check that it is this problem you are experiencing, and that you have a trunk noise on your Citroen C5 linked to a rivet, you will need to check that it is in the tailgate open it and stir it to specify the noise. If this is your case, you will have to remove the linings from the trunk to remove it. Finally, if it is your bumper, it is in this rarer and more problematic case, you will have to take off the bumper to remove the bits of rivet that are running around.
