If you find out a noise on your vehicle, you are right to be careful of it and take it seriously, although it is conceivable that nothing significant will occur, it is also conceivable that it is the signal of a more significant repair. A noise that shows up in the trunk of your Mercedes Classe S is fortunately more a indicator of a small adjustment or fix, rather than a difficult one. To support you in your research, we have decided to write this article to present you with the most likely solutions to your trouble. First we will see that this trunk noise on your Mercedes Classe S can come from built up dirt, the trouble 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 Mercedes Classe S : Accumulated dirt that triggers poor closing
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We will therefore start with a trunk noise on your Mercedes Classe S caused by dirt accumulated on your joints, lock for example. Indeed, it is conceivable 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 trouble triggers a poor closure of the trunk and a noise that can sound like a crack. To verify if you are in this circumstance, open the trunk of your Mercedes Classe S, check the condition 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 improvement. If this is not the case, continue to the other hypotheses that will probably give a solution. It is conceivable however that you have a trunk noise on your Mercedes Classe S that is relating to other sources such as shock absorbers, do not hesitate to read this article on the noises at the back of a Mercedes Classe S.
Noise in the trunk of my Mercedes Classe S : Loose lock, clicking noise
Second possibility, 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 Mercedes Classe S is very often relating to this trouble. Different solutions are available to you subject to the level of play you have with your lock. The first is that oftentimes the offset is minimal and a simple greasing of the mechanism with thick grease is sufficient to fix the issue. Secondly, it is also conceivable that you really have a lot of play on your lock and that each time the trunk “jumps”, in which circumstance you would have to strip off the cover that enables access to the lock (inside the trunk). Then, using torx screws, you unscrew the striker attached to the threshold, just push it back a little towards the inside of the trunk and tighten it again. Be sure you verify the centering of the striker in connection with the trunk lock. If after checking out the trunk of your Mercedes Classe S closes badly, it means that you have moved it too far, duplicate the procedure by pushing the striker less.
Noise in my trunk Mercedes Classe S : Rivet following plate change in the trunk/ bumper
Finally, one of the last possibilities. It is that following a license plate change you were unfortunate and that a piece of rivet fell behind your plate. Indeed, when a plate replacement is made, to take off the old one the strategy used is to drill the existing rivets to be able to release the license plate. Unfortunately, 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 Mercedes Classe S linked to a rivet, you will need to verify that it is in the tailgate open it and stir it to define 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 unpleasant case, you will have to take off the bumper to remove the bits of rivet that are running around.
