It is never enjoyable to notice a sound that you don’t know where it comes from. So, what if you detect a gearbox noise that is persistant on your Mercedes Classe C? It is most likely to be a small concern, but before making sure of that, it is best to do a few checks. Our team has written this content page to help you to correct it. First, we will see what the sources and different gearbox noises can be on Mercedes Classe C, and second, what are the solutions accessible to you. gearbox-noise-mercedes-classe-c

The distinct noises and their sources

A gearbox / your transmission is the necessary element of the transmission, it is linked to the clutch that will release the engine pressure on the gearbox systems. Listening noises from your Mercedes Classe C’s gearbox is never a good indication, its fix is nearly impossible to conduct due to the lack of skilled garages and its replacement demands a heavy expense. The benefit is that generally its life expectancy after a first noise is reasonably long, which gives you time to prepare the fix, but it is crucial to verify instantly what is your precise concern.

Your Mercedes Classe C transmission produces noise in neutral

If you encounter a gearbox noise even when you are in neutral, it shows that the gearbox’s internal mechanisms are already well worn and that you will have to swap it in short order. Indeed, if you are not even with a gear on and it makes sound, the pinions must already be at the end of their life.

You notice a squeaking, a humming noise at the time of the gear shift

If you are unluckily experiencing squeaks, or humming noises when you switch the gears of your Mercedes Classe C, it is unfortunately a good bet that it is your gears that are starting to fatigued. If this sound is not limited to passing the first gear and keep going when you drive and shift other gears. This is most likely a sign of a gearbox which is nearly good to be replace. If you have the feeling after verifying that the noise comes from the clutch and not the gearbox, we suggest you to browse this document to be able to find the origins and solutions to a clutch noise on Mercedes Classe C.

You encounter a whinning or hummin sound from the gearbox of your Mercedes Classe C

Finally, if you notice a noise close to a humming or whinning sound on the transmssion of your Mercedes Classe C, it is very often the case that the gearbox of your Mercedes Classe C lacks oil. Indeed, if it lacks oil, the components will be exposed and grind agaisnt each other. In addition, each of its contacts will create chips or metal dust that will mix with the oil and produce even greater resistance to mechanisms that are already worn out, a snowball effect will show up if you do not quickly change the oil. In this case the oil should be black and your can can smell burning. In certain cases this type of noises will be linked to a release bearing on Mercedes Classe C, don’t hesitate to read our document.

The solutions existing if you experience a gearbox noise on your Mercedes Classe C

  • Check the gearbox oil of your Mercedes Classe C via the level gauge and reflect on changing it if the oil is black
  • Use the double clutch to try to make it last till you’re able to replace the gearbox, this will limit the already advanced wear of your gearbox and limit the wear of the pinions.
  • Start looking for a second-hand or new gearbox, very few technicians have the capacity to change damaged parts in your own system, they will almost always offer you a standard exchange.