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 remains on your Chevrolet Bolt? It is most likely to be a minor issues, but before making sure of that, it is best to do 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 Chevrolet Bolt, and second, what are the solutions accessible to you. 
The several noises and their origins
A gearbox / your transmission is the necessary component of the transmission, it is coupled to the clutch that will release the engine pressure on the gearbox mechanisms. Experiencing noises from your Chevrolet Bolt’s gearbox is rarely a good indication, its repair is pretty much unachievable to do due to the lack of reliable mecanician and its replacing demands a heavy expense. The benefit is that generally its life expectancy after a first noise is quite long, which provides you time to plan the repair, but it is necessary to verify right away what is your exact issues.
Your Chevrolet Bolt transmission produces noise in neutral
If you experience 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 change it quickly. Indeed, if you are not even with a gear on and it makes sound, 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 unluckily experiencing squeaks, or humming noises when you change the gears of your Chevrolet Bolt, 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 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 encourage you to browse this content in order to find the causes and solutions to a clutch noise on Chevrolet Bolt.
You experience a whinning or hummin sound from the gearbox of your Chevrolet Bolt
Finally, if you hear a noise close to a humming or whinning sound on the transmssion of your Chevrolet Bolt, it is very often the case that the gearbox of your Chevrolet Bolt lacks oil. Indeed, if it lacks oil, the elements 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 create even greater resistance to mechanisms that are already worn out, a snowball effect will happen if you do not almost instantly replace the oil. In this case the oil should be black and your can can smell burning. Sometimes this kind of noises will be linked to a release bearing on Chevrolet Bolt, don’t hesitate to check out our content.
The solutions available if you have a gearbox noise on your Chevrolet Bolt
- Verify the gearbox oil of your Chevrolet Bolt 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 swap 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 professionals have the capability to replace damaged parts in your own system, they will almost always offer you a standard exchange.
