Discovering noises from your car quite often is never enjoyable, so experiencing air conditioning noises on your Mercedes Benz GLS Class can be a concern. This symptom may be a sign of a small trouble as well as a warning of a much larger service to come. In any situation, it is very important to research its origin and take the necessary actions to correct the issue, it is with this in mind that we desired to compose this document to help you understand it better. We will first look at the conceivable reasons for noise in the ventilation of your Mercedes Benz GLS Class. Then, in a second step, we will focus on the noises linked to the air conditioning of your car.air-conditioning-noisemercedes-benz-gls-class

Noise air conditioning Mercedes Benz GLS Class : most general triggers coming from general ventilation

Loud noise or roar from ventilation or fan of your Mercedes Benz GLS Class

Discovering a air conditioning noise on Mercedes Benz GLS Class is never satisfying, and can make your journeys especially distressing. Ventilation is important whether it is in winter to warm up or defog or to cool down the car during the summer. In any circumstance, having a muffled noise from the air conditioning of your Mercedes Benz GLS Class is a concern that must be solved. This noise is very often connected to a worn or dirty fan motor. To be certain that the issue is created by the ventilation, we recommend highly that you open the ventilation of the issue region and check out the state of the fan, possibly grease it first, and if this is not enough, it will probably have to be swapped.

I notice an heater fan noise click Mercedes Benz GLS Class

We will now look into the clicking noises you may notice from your ventilation. A clicking noise from Mercedes Benz GLS Class heater fan is often brought on by a duct or fan blocked by a foreign body. This noise is likely to build up as the air flow in the circuit gets larger. Remember to examine the cleanness of your air inlets at the top of your hood, for example. You will then have to open the conduit in question and find the foreign body. If the issue remains, take your car to your mechanic.

I read an hissing heater fan noise Mercedes Benz GLS Class

Finally, if you recognise a whistling noise in the ventilation of your Mercedes Benz GLS Class, it may be that the origins of it is related to a fan that has shifted or is commencing to dry . In any situation, you will need to examine the fan in question to visually examine its state. The easiest process is to open the ventilation circuit again, and turn on the system while you are observing its proper operation, you can try to grease it to limit this noise, but it is very likely that the final solution is to replace it. If you have a whistling noise but are not sure if it is related to ventilation, we recommend you to consult this content about front end noise on Mercedes Benz GLS Class to find its origin.

I notice an heater fan Mercedes Benz GLS Class noise : specific air conditioning

Slamming noise air conditioning Mercedes Benz GLS Class

We will now have a look at the precise part of the air conditioning side of your heater fans and the origins of the noise it can produce. A clicking noise in your air conditioning, if it is brief and when you start it only signifies a good function of your air conditioning compressor which lights up, this noise can be loud. Alternatively, if you notice a clicking noise or air conditioning scrap metal on your regular Mercedes Benz GLS Class, you will have to be concerned in this situation. Indeed, it can state an air conditioning compressor clutch, or compressor itself that needs to be swapped. So have your mechanic examine its proper process.

Pshhh noise / hissing air conditioning Mercedes Benz GLS Class

If you experience pshhhh or whistling noise on the air condition side of your heater fan on Mercedes Benz GLS Class, but in cooling mode, you have two possibilities to explicate this issue. Indeed, at first, the most likely solution is that your air conditioning unit is running out of gas, to examine it you should experience that the cold it has to emit is no longer as low as before, if so, have your air conditioning system charged on your Mercedes Benz GLS Class and the issue should be fixed. Otherwise, you may encounter a system leak and this psshhh or hiss may be related to the gas getting out from the system. You can test the leak by integrating a tracer into your air conditioning system and monitoring for leaks, or more easily take your car to your mechanic.