It is never enjoyable to perceive a sound that you don’t know where it originates from. So, what if you identify a gearbox noise that continues on your Toyota Avalon? It is most likely to be a small matter, but before making sure of that, it is best to do a few checks. Our team has made up this content to support you to correct it. First, we will see what the sources and different gearbox noises can be on Toyota Avalon, and second, what are the solutions available to you. 
The several noises and their sources
A gearbox / your transmission is the essential element of the transmission, it is linked to the clutch that will release the engine pressure on the gearbox mechanisms. Finding out noises from your Toyota Avalon’s gearbox is never a good signal, its fix is almost impossible to execute due to the lack of professional mecanician and its replacement requires a heavy expense. The advantage is that generally its life expectancy after a first noise is quite long, which offers you time to arrange the fix, but it is crucial to examine immediately what is your specific matter.
Your Toyota Avalon transmission produces noise in neutral
If you encounter a gearbox noise even when you are in neutral, it means that the gearbox’s internal elements are already well worn and that you will have to replace it quickly. In fact, if you are not even with a gear on and it makes 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 sadly feeling squeaks, or humming noises when you change the gears of your Toyota Avalon, 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 a sign of a gearbox which is nearly good to be swap. 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 triggers and solutions to a clutch noise on Toyota Avalon.
You encounter a whinning or hummin sound from the gearbox of your Toyota Avalon
Finally, if you perceive a noise close to a humming or whinning sound on the transmssion of your Toyota Avalon, it is very often the case that the gearbox of your Toyota Avalon 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 produce chips or metal dust that will mix with the oil and develop even greater resistance to mechanisms that are already worn out, a snowball effect will show up if you do not quickly replace the oil. In this case the oil should be black and your can can smell burning. Occasionally this kind of noises will be linked to a release bearing on Toyota Avalon, don’t hesitate to have a look at our article.
The solutions existing if you have a gearbox noise on your Toyota Avalon
- Check the gearbox oil of your Toyota Avalon 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 mechanics have the ability to replace damaged parts in your own system, they will almost always offer you a standard exchange.
