It is never enjoyable to experience a noise in your vehicle that you don’t know the source of. So, what if you detect a loud noise that persists on your Mercedes Benz GLA Class? It is very plausible that this is a minor trouble, but before beeing sure, it is better to do some verifications. Whether that loud noise comes from the front of the vehicle, from the rear, whether it appears when you accelerate or when you are parked, our team has written this content to help you fix it. First, we will describe the possible causes for the trouble according to when loud noise shows up on your Mercedes Benz GLA Class, and then we will give attention to the region of origin of the noise. In any case, if this noise lasts, follow these recommendations to help you find the source.loud-noise-mercedes-benz-gla-class

When does my Mercedes Benz GLA Class generate a loud noise?

One way to identify a noise from your Mercedes Benz GLA Class is to establish when it occurs. Indeed, some problems can be connected to components that are only stressed under certain occasions. It is this process that we will focus on in this first part.

Loud noise Mercedes Benz GLA Class when accelerating

Loud noise on Mercedes Benz GLA Class that shows up when you are accelerating can be symptomatic of different failures. In fact, if you encounter a noise that is louder and louder when you accelerate, it can come from a faulty turbo that will generate a much higher noise than during normal use. Furthermore, it is also highly plausible that loud noise on your Mercedes Benz GLA Class is in connection with a wheel bearing, which is one of the most common origins of these types of signs of illness. Another alternative is that your exhaust pipe may have holes or a collar may have become loose. Finally, it is also plausible that the trouble may come from a deformed tire or an unbalanced wheel that will tend to vibrate as it increases speed.

When my Mercedes Benz GLA Class is stopped

If your Mercedes Benz GLA Class makes a loud noise while not accelerating, engine on, the trouble may be linked to poor air intake. An air intake hose that has come loose or has a hole in it may be the induce.

Where does loud noise come from on my Mercedes Benz GLA Class and how can I be sure of its origin?

Now that we have identified the origin of the noise, we will look into the verification step to be sure that this is the concern you are enduring.

  • The loud noise comes from the wheels of my Mercedes Benz GLA Class

    As we have seen previously, loud noise from the wheels of your Mercedes Benz GLA Class may be linked to two main trouble. If it is one of your tired bearings, it will tend to make a thumping noise that intensifies when it is under stress (spins faster and faster). So remember to check by driving “fast” (neutral gear on and window open to hear only the noise of the wheels) that the noise is located here, if this is the case change it or them straight away. If it is a deformed tire, don’t forget to visually check the entire tread area for linearity. If it is the balancing of the wheels of your Mercedes Benz GLA Class that is the trouble, you will tend to feel a vibration in the direction of the automobile as you go faster. In both circumstances, you will have to go to your mechanic to swap the tires or perform a balancing.

  • The loud noise comes from the engine of my Mercedes Benz GLA Class

    In case you have identified loud noise as coming from the engine of your Mercedes Benz GLA Class, the two most likely causes are turbo and air intake. In the first case, a turbo failure may also be connected to a compression loss during the engine ramp-up phase, so you should experience a power loss during your acceleration. If the loud noise on your Mercedes Benz GLA Class is related to air intake, the control will be done mainly visually, check all your air intake hoses by a visual control in your engine block to be sure that it is not damaged or disconnected which would generate an air intake, if it is just disconnected you can reconnect the air intake tubes yourself. Then check that the engine idle speed is not random. In case you confirm one of these two disorders, take your automobile to your garage .

  • Loud noise comes from the exhaust pipe of the vehicle

    If the noise you have discovered comes from the exhaust pipe of your Mercedes Benz GLA Class, it is highly plausible that you have rust if your vehicle is old and has created holes in it over time and therefore generates a very high noise close to aircraft noise on your Mercedes Benz GLA Class, that a part has been cut off due to wear, or, finally, that a clamp has become loose due to vibrations. To ensure this, get help from someone who will stand under the vehicle while you accelerate to find the exact area of source of this noise. If it is a hole, you can repair it with a putty provided for this purpose, or, if it is a collar, “reattach” it. If it is cut or the hole is too big, it is better to get closer to your mechanic.