It is never enjoyable to perceive a sound that you don’t know where it comes from. So, what if you specify a gearbox noise that is persistant on your Mercedes Classe B 3? It is most likely to be a minor issues, but before making sure of that, it is best to carry out a few verifications. Our team has written this article to support you to solve it. First, we will see what the sources and different gearbox noises can be on Mercedes Classe B 3, and second, what are the solutions available to you. gearbox-noise-mercedes-classe-b-3

The distinct noises and their origins

A gearbox / your transmission is the significant part of the transmission, it is coupled to the clutch that will release the engine tension on the gearbox mechanisms. Listening noises from your Mercedes Classe B 3’s gearbox is rarely a good sign, its repair is pretty much unimaginable to conduct due to the lack of skilled garages and its replacing demands a heavy expense. The advantages is that generally its life expectancy after a first noise is reasonably long, which provides you time to organize the repair, but it is crucial to examine quickly what is your specific issues.

Your Mercedes Classe B 3 transmission generates noise in neutral

If you experience a gearbox noise even when you are in neutral, it denotes that the gearbox’s internal mechanisms are already well worn and that you will have to change it quickly. Indeed, if you are not even with a gear on and it generates sound, the pinions must already be at the end of their life.

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

If you are unfortunately feeling squeaks, or humming noises when you change the gears of your Mercedes Classe B 3, 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 an indicator 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 consult this document to be able to find the triggers and solutions to a clutch noise on Mercedes Classe B 3.

You experience a whinning or hummin sound from the gearbox of your Mercedes Classe B 3

Finally, if you experience a noise close to a humming or whinning sound on the transmssion of your Mercedes Classe B 3, it is very often the case that the gearbox of your Mercedes Classe B 3 lacks oil. Indeed, if it lacks oil, the components will be exposed and grind agaisnt each other. In addition, each of its contacts will develop chips or metal dust that will mix with the oil and generate even greater resistance to mechanisms that are already worn out, a snowball effect will occur if you do not almost instantly change the oil. In this case the oil should be black and your can can smell burning. Occasionally this sort of noises will be linked to a release bearing on Mercedes Classe B 3, don’t hesitate to go to our document.

The solutions available if you have a gearbox noise on your Mercedes Classe B 3

  • Examine the gearbox oil of your Mercedes Classe B 3 via the level gauge and reflect on replacing it if the oil is black
  • Use the double clutch to try to make it last till you’re able to change 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 mechanics have the ability to change damaged parts in your own system, they will almost always offer you a standard exchange.