Listening noises from your car frequently is never pleasant, so listening air conditioning noises on your Mercedes Classe G 3 can be a matter. This sign may be a sign of a minor problem as well as a warning of a much significant fix to come. In any circumstance, it is very important to check out its origin and take the necessary measures to solve the trouble, it is with this in mind that we wanted to prepare this article to help you understand it better. We will first look at the possible causes for noise in the ventilation of your Mercedes Classe G 3. Then, in a second part, we will concentrate on the noises relating to the air conditioning of your car.
Noise air conditioning Mercedes Classe G 3 : most basic causes coming from general ventilation
Loud noise or roar from ventilation or fan of your Mercedes Classe G 3
Listening a air conditioning noise on Mercedes Classe G 3 is never enjoyable, and can make your trips especially annoying. Ventilation is important whether it is in winter to defog your windscreen or to cool down the car during the summer. In any case, having a loud noise from the air conditioning of your Mercedes Classe G 3 is a matter that must be treated. This noise is very often caused by a worn or dirty fan motor. To be sure that the trouble is triggered by the ventilation, we advise that you open the ventilation of the trouble region and examine the condition of the fan, possibly grease it first, and if this is not enough, it will almost certainly have to be changed.
I listen to an air conditioning noise like a click Mercedes Classe G 3
We will now look at the clicking air con noises you may listen to from your ventilation. A clicking noise from Mercedes Classe G 3 air conditioning is often brought on by a duct or fan blocked by a foreign body. This noise is expected to build up as the air flow in the circuit increase. Remember to check the cleanliness 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 trouble is persistant, take your car to your mechanic.
I listen to an hissing air conditioning noise Mercedes Classe G 3
Finally, if you know a whistling noise in the ventilation of your Mercedes Classe G 3, it may be that the source of it is connected to a fan that has shifted or is starting to dry . In any circumstance, you will have to check out the fan in question to visually check its condition. The easiest technique is to open the ventilation circuit again, and rotate the circuit while you are examining its proper operation, you can try to grease it to limit this noise, but it is very likely that the final answer is to change it. If you have a whistling noise but are not sure if it is connected to ventilation, we recommend you to read this article about front end noise on Mercedes Classe G 3 to discover its origin.
I listen to an air conditioning Mercedes Classe G 3 noise : specially coming from your air con system
Slamming noise air conditioning Mercedes Classe G 3
We will now take a look at the specified part of the air conditioning side of your heater fans and the source of the noise it can emit. A clicking noise in your air conditioning, if it is brief and when you start it only represents a good functioning of your air conditioning compressor which lights up, this noise can be loud. On the other hand, if you listen to a clicking noise or air conditioning scrap metal on your regular Mercedes Classe G 3, you will have to be concerned in this circumstance. Indeed, it can announce an air conditioning compressor clutch, or compressor itself at the end of its life. So have your auto technician check its proper performance.
Pshhh noise / hissing air conditioning Mercedes Classe G 3
If you detect pshhhh or whistling noise on the air condition side of your heater fan on Mercedes Classe G 3, but in cooling mode, you have two options to explain this trouble. Indeed, at first, the most likely reason is that your air conditioning equipment is running out of gas, to check it you should feel that the cold it has to emit is no longer as cold as before, if so, have your air conditioning system charged on your Mercedes Classe G 3 and the trouble should be fixed. Otherwise, you may encounter a system leak and this psshhh or hiss may be connected to the gas getting away from the unit. 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 auto technician.
