Do you notice a metallic noise on your Mercedes Benz GLA Class once you drive? We understand that this is not enjoyable and that you are wandering. Experiencing such a noise is not always a good indicator, but it may also be nothing serious. To support you remedy this problem, our team has decided to write this article to help you in this research. In order to accomplish this research as effectively as possible, we will first have a look at the plausible origins of metallic noise in the front of your car, and then, if the metallic noise comes from the rear of your car.
Metal noise Mercedes Benz GLA Class coming from the front end of the car
I perceive a metal rattling noise coming from wheels
- Metallic noise originating from your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the probable triggers of metal noise manifestations on your Mercedes Benz GLA Class, may be that one of your bearing is tired, it will tend to generate a loud noise that raises when stressed (turns faster and faster). So take into account to check by taking speed (neutral gear and window open to concentrate only to noise of the wheels) that the noise is well established here, if this is the case replace it or them fairly quickly. If, on the other hand, this noise only manifests itself with an engaged speed, examine this guide on loud noise on Mercedes Benz GLA Class, you will most likely find a solution to your problem.
If you notice a metalic noise on Mercedes Benz GLA Class and you have the feeling that it comes from your front wheels, it is highly plausible that it is your pads or discs that are the cause. Indeed, a disc or a set of dead plates will generate a strong metallic friction noise that you will inevitably feel. To check this, put your car on safety stand, and check the state of your discs and pads by taking away the wheel. If they are involved, replace them as soon as possible , otherwise you will no longer be able to brake. If you experience a metallic noise from your car, and you want informations about it, read this article for more info about brake noises on xxx.
If it is rather when you are turning, passing over a bump or sidewalk that you perceive a metallic noise on your Mercedes Benz GLA Class, then your rods may be worn. Whether it is the steering or the stabilizer bar, their wear will cause a metallic snap when they hit or change direction. To check this, position yourself under your car, without the wheels, and move your rods, if they only oppose very little force it is likely that they will have to be replaced. If this is your case, we advise that you have a look at this article for a complete guide about steering noises on Mercedes Benz GLA Class.
Other sources
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- Engine silentblock
- Dead gearbox, or broken pinion
A little like worn stabilizer bar, if your engine silent blocks are harmed, you will feel as you pass over damaged roads or sidewalks, loud metallic noises on your Mercedes Benz GLA Class. Once screwed up, they will no longer fulfill their purpose as shock absorbers and, with each impact, or violent acceleration, a noise will occur. Therefore, please remember to check their status and replace them if required. Feel free to consult this article which is a complete file about strut mounts noises on Mercedes Benz GLA Class, how to check their state and change them.
Finally, the last basic cause of metallic noise on Mercedes Benz GLA Class. It’s because your transmission system is the source. It is possible, either because of improper use of the gearbox or because of excessive wear, that some gears in your gearbox have broken and are wandering around in it. They will then generate a continuous metal rattling noise. That you shouldn’t feel in neutral. If this is your case, we advise that you read this detailed guide on the origins of steering noises on Mercedes Benz GLA Class.
Metallic noise Mercedes Benz GLA Class coming from the rear end of the vehicle
Exhaust pipe
If, on the other hand, you experience an exhaust noise that is more of a metallic type, it is plausible that one or more parts of your exhaust may be damaged. Indeed, it is plausible that either the catalyst or the silencer may be the cause of this noise. To be sure, go under the car, cold, and knock each of the previously stated parts with a hammer to locate the source of the noise. You should notice things moving in the problematic part, if it’s the exhaust baffles, you can try to hammer in the section a little to try to block them and limit their movements. If it is a dead catalyst, it will be required to consider swapping it, as well as the silencer. In cases like this, to eliminate the metallic noise on your Mercedes Benz GLA Class, you will either have to find a second hand one and do it yourself, or go to your mechanic.
Noise from wheels
- Bearings
- Brake pads or discs
As for the bearings of your car, it is plausible that with wear they are at the origin of your metallic noises on your Mercedes Benz GLA Class. Go a little further up in the article where you will find details of the solution already exposed for the front part of the car.
Finally, if the noise comes from your discs brakes or pads, you should refer to the part in question in the first section of this manual.
