If you want to cool down in the summer months, or help you clear the fog from your windshield in the winter, air conditioning in cars has grown to be an almost required feature lately. But what if the air conditioning in an Mercedes Benz GL Class isn’t cold anymore? This is precisely the question we will try to answer on this page. First, we’ll look at the various problems that can prevent the air conditioning in your Mercedes Benz GL Class from cooling down, and finally, we’ll look at the solutions available to you to fix this issue.

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WHY IS THE AIR CONDITIONING IN MY Mercedes Benz GL Class NO LONGER COLD?

We will begin our guidebook with the symptoms that can justify that the air conditioning of your Mercedes Benz GL Class is no longer cooling.

BAD AIR CONDITIONING SMELL in my Mercedes Benz GL Class air con

One of the fairly general indicators that can warn you to the fact that your air conditioning is not functioning is if you have a musty or damp smell inside your motor vehicle, and yes, a bad smell can be a warning of a faulty air conditioning system, it can be lasting or just present when you turn on your air conditioning. To locate a remedy to this malfunction, we suggest you to read our guidebook dedicated to bad air conditioning odors on Mercedes Benz GL Class.

AIR CONDITIONING NOISE ON Mercedes Benz GL Class

One of the other signs that can notify you to a malfunctioning air conditioner is that you feel a strange noise is coming on when you turn on your air conditioner (feel free to approach the vents to verify for any dubious noise). This noise could indicate a faulty air conditioning clutch or a faulty customer compressor.

LOSS OF PRESSURE IN THE AIR CONDITIONING CIRCUIT

Quite hard to spot without advanced mechanical expertise, a loss of pressure in your car’s air conditioning system can end result in your air conditioning no longer generating cold. There are some possible causes for this loss of pressure, and these are listed below:

  • Leakage of refrigerant fumes
  • Non-functioning air conditioning compressor

AIR CONDITIONING SYSTEM THAT DOESN’T WORK AT ALL on my Mercedes Benz GL Class

Finally, it’s possible that the air conditioning in your Mercedes Benz GL Class is no longer cold just because your air conditioning system is no longer working. Here are the different origins of an air conditioning system that no longer functions:

  • Compressor pulley HS: The compressor will be out of power and the circuit will be stopped.
  • Overpressure concern: This will cause the device to trip.
  • Defective sensor: As with overpressure, the air-conditioning system will switch to safe mode.

HOW DO I CORRECT THE AIR CONDITIONING ON MY Mercedes Benz GL Class THAT IS NO LONGER COOLING?

Now that we have been capable to discover the main motives of a Mercedes Benz GL Class air conditioning system that no longer cools down, we are going to present you the various solutions available to you . To begin with, you should know that an air conditioning system is complex, and that wanting to perform repairs yourself is not always the best idea, assuming that you are sure of the origin of the breakdown. Even so, here are the main possible repairs and an estimate of their cost.

First step, before performing any major repair, clean the air conditioning of your Mercedes Benz GL Class, don’t hesitate to look at our focused upon article on this subject matter.
If this is not enough, bleed and refill the coolant, which should cost you around 100aine euros.
Replacing the air conditioning clutch: you will need to spend around 150 euros for auto parts and around 100 euros more for labour.
Searching for and repairing an air conditioning leak: based on the position of the leak it will cost you more or less, count on average 150/200 euros, counting the air conditioning refill.
Replacement of an air conditioning condenser: you will need to count about 200 euros.
Replacing the air conditioning gas compressor on Mercedes Benz GL Class costs about 500 euros with labor.

To find more tips on the Mercedes Benz GL Class, take a look at the Mercedes Benz GL Class category.