It is never pleasant to listen to a sound that you don’t know where it originates from. So, what if you detect a gearbox noise that persists on your Mercedes Slk? It is most likely to be a minimal matter, but before making sure of that, it is best to perform a few verifications. Our team has made this article to help you to correct it. First, we will see what the sources and different gearbox noises can be on Mercedes Slk, and second, what are the solutions accessible to you. 
The distinct noises and their sources
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. Hearing noises from your Mercedes Slk’s gearbox is practically never a good sign, its repair is nearly unimaginable to do due to the lack of professional garages and its replacement requires a heavy expense. The benefit is that generally its life expectancy after a first noise is quite long, which gives you time to prepare the repair, but it is necessary to verify right away what is your exact matter.
Your Mercedes Slk transmission generates noise in neutral
If you experience a gearbox noise even when you are in neutral, it denotes that the gearbox’s internal parts are already well worn and that you will have to change it fairly quickly. In fact, if you are not even with a gear on and it produces sound, the pinions must already be at the end of their life.
You listen to a squeaking, a humming noise at the time of the gear shift
If you are regrettably experiencing squeaks, or humming noises when you change the gears of your Mercedes Slk, it is unfortunately a good bet that it is your gears that are starting to fatigued. If this sound is not restricted to passing the first gear and keep going when you drive and shift other gears. This is most likely an indication of a gearbox which is nearly good to be replace. If you have the feeling after examining that the noise comes from the clutch and not the gearbox, we encourage you to consult this document to be able to find the triggers and solutions to a clutch noise on Mercedes Slk.
You experience a whinning or hummin sound from the gearbox of your Mercedes Slk
Finally, if you listen to a noise almost like a humming or whinning sound on the transmssion of your Mercedes Slk, it is very often the case that the gearbox of your Mercedes Slk lacks oil. In fact, 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 show up if you do not almost instantly change the oil. In this situation the oil should be black and your can can smell burning. Occasionally this kind of noises will be linked to a release bearing on Mercedes Slk, don’t hesitate to check out our document.
The solutions existing if you experience a gearbox noise on your Mercedes Slk
- Examine the gearbox oil of your Mercedes Slk 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 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 ability to change damaged parts in your own system, they will almost always offer you a standard exchange.
