If you notice a noise on your car, you are right to be aware 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 restoration. A noise that comes out in the trunk of your Mercedes Benz CLS Class is fortunately more a indication of a small manipulation or repair, rather than a difficult one. To help you in your research, we have decided to compose this article to present you with the most likely solutions to your issue. First we will see that this trunk noise on your Mercedes Benz CLS Class 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 Mercedes Benz CLS Class : Accumulated dirt that causes poor closing
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We will therefore start with a trunk noise on your Mercedes Benz CLS Class induced by dirt accumulated on your joints, lock for example. In fact, it is conceivable that on a car that is already a few years old and whose cleaning is not always a priority or that the roads used are not very clean that dirt accumulates at the trunk gasket. This issue causes a poor closure of the trunk and a noise that can sound like a crack. To verify if you are in this condition, open the trunk of your Mercedes Benz CLS Class, check the state of the gasket that goes 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 impact. 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 Benz CLS Class that is linked to other sources such as shock absorbers, do not hesitate to have a look to this article on the noises at the back of a Mercedes Benz CLS Class.
Noise in the trunk of my Mercedes Benz CLS Class : Loose lock, clicking noise
Second possibility, you may also, over time, be the victim of a locking system that has taken up some play. And this is one of the most potential possibilities. In fact, knowing a trunk noise on your Mercedes Benz CLS Class is very frequently linked to this issue. Some solutions are available 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 mechanism with thick grease is good enough to resolve the problem. 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 take off the cover that enables 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. Be sure you verify the centering of the striker in relation to the trunk lock. If after verifying the trunk of your Mercedes Benz CLS Class closes badly, it means that you have moved it too far, replicate the procedure by pushing the striker less.
Noise in my trunk Mercedes Benz CLS Class : 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 behind your plate. In fact, when a plate swap is made, to take out the old one the technique used is to drill the existing rivets to be able to released 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 create an annoying noise. To check that it is this problem you are experiencing, and that you have a trunk noise on your Mercedes Benz CLS Class linked to a rivet, you will need to verify that it is in the tailgate open it and stir it to discern the noise. If this is your situation, 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 embarrassing situation, you will have to take out the bumper to remove the bits of rivet that are running around.
