It is never pleasant to notice a sound that you don’t know where it originates from. So, what if you detect a gearbox noise that persists on your Mercedes Benz M Class? It is most likely to be a small issues, but before making sure of that, it is best to do a few checks. Our team has composed this content page to support you to solve it. First, we will see what the sources and different gearbox noises can be on Mercedes Benz M Class, and second, what are the solutions accessible to you. gearbox-noise-mercedes-benz-m-class

The distinct noises and their origins

A gearbox / your transmission is the essential part of the transmission, it is coupled to the clutch that will release the engine tension on the gearbox systems. Listening noises from your Mercedes Benz M Class’s gearbox is practically never a good sign, its repair is nearly unimaginable to perform due to the lack of specialized mecanician and its replacing necessitates a heavy expense. The advantage is that generally its life expectancy after a first noise is actually quite long, which provides you time to arrange the repair, but it is necessary to check right away what is your specific issues.

Your Mercedes Benz M Class transmission generates noise in neutral

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

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

If you are unfortunately the subject of squeaks, or humming noises when you change the gears of your Mercedes Benz M Class, it is unfortunately a good bet that it is your gears that are starting to fatigued. If this noise is not limited to passing the first gear and keep going when you drive and shift other gears. This is most likely a signal of a gearbox which is nearly good to be swap. If you have the feeling after checking that the noise comes from the clutch and not the gearbox, we recommend you to have a look at this content page in order to find the causes and solutions to a clutch noise on Mercedes Benz M Class.

You encounter a whinning or hummin sound from the gearbox of your Mercedes Benz M Class

Finally, if you hear a noise almost like a humming or whinning sound on the transmssion of your Mercedes Benz M Class, it is very often the case that the gearbox of your Mercedes Benz M Class lacks oil. Indeed, if it lacks oil, the elements will be exposed and grind agaisnt each other. In addition, each of its contacts will produce chips or metal dust that will mix with the oil and create even greater resistance to mechanisms that are already worn out, a snowball effect will happen if you do not quickly change the oil. In this case the oil should be black and your can can smell burning. In some cases this type of noises will be linked to a release bearing on Mercedes Benz M Class, don’t hesitate to go to our content page.

The solutions available if you experience a gearbox noise on your Mercedes Benz M Class

  • Verify the gearbox oil of your Mercedes Benz M Class via the level gauge and consider swapping 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 technicians have the capability to change damaged parts in your own system, they will almost always offer you a standard exchange.