It is never enjoyable to perceive a sound that you don’t know where it comes from. So, what if you discover a gearbox noise that persists on your seat leon? It is most likely to be a minor matter, but before making sure of that, it is best to conduct a few checks. Our team has made this content to help you to fix it. First, we will see what the sources and different gearbox noises can be on seat leon, and second, what are the solutions available to you. 
The several noises and their origins
A gearbox / your transmission is the necessary part of the transmission, it is coupled to the clutch that will release the engine force on the gearbox systems. Experiencing noises from your seat leon’s gearbox is rarely a good indication, its repair is pretty much unimaginable to carry out due to the lack of specialized mecanician and its replacing requires a heavy expense. The advantage is that generally its life expectancy after a first noise is quite long, which gives you time to plan the repair, but it is fundamental to check instantly what is your specific matter.
Your seat leon transmission produces noise in neutral
If you encounter a gearbox noise even when you are in neutral, it means that the gearbox’s internal mechanisms are already well worn and that you will have to change it quickly. In fact, if you are not even with a gear on and it causes noise, the pinions must already be at the end of their life.
You perceive a squeaking, a humming noise at the time of the gear shift
If you are unluckily hearing squeaks, or humming noises when you change the gears of your seat leon, it is unfortunately a good bet that it is your gears that are starting to fatigued. If this noise 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 change. If you have the feeling after examining that the noise comes from the clutch and not the gearbox, we advise you to consult this article to be able to find the origins and solutions to a clutch noise on seat leon.
You encounter a whinning or hummin sound from the gearbox of your seat leon
Finally, if you perceive a noise close to a humming or whinning sound on the transmssion of your seat leon, it is very often the case that the gearbox of your seat leon lacks oil. In fact, if it lacks oil, the parts will be exposed and grind agaisnt each other. In addition, each of its contacts will make 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 quickly replace the oil. In this situation the oil should be black and your can can smell burning. In some cases this sort of noises will be linked to a release bearing on seat leon, don’t hesitate to check out our article.
The solutions available if you have a gearbox noise on your seat leon
- Verify the gearbox oil of your seat leon via the level gauge and reflect on swapping 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 ability to replace damaged parts in your own system, they will almost always offer you a standard exchange.
