More and more motorists are trying to maintain their vehicles on their own. This results in significant savings because contemporary cars involve more and more maintenance and are made up of more and more technical components that lead to new breakdowns or inconveniences. One of the complications that affects more and more GMC Yukon owners is a clogged air flow meter, which will result in a loss of power and black exhaust fumes. Today we are going to check out how to clean the mass air flow sensor of your GMC Yukon? . First, we will explain how your mass airflow sensor operates and its advantages, second, why it might be important to clean this sensor , and finally, how to clean the mass air flow sensor of a GMC Yukon .

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Utility and operation of the mass air flow meter of a GMC Yukon

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So we start our article with the operation and purpose of your GMC Yukon flowmeter.

The intent of the mass air flow sensor on GMC Yukon

The mass air flow sensor is a part that has been developed quite not too long ago and principally outfitted on diesel models. In actual fact, with injection engines, the fuel and air intake has become very precise and it is so important for the ECU to know the exact volume of air loaded into the engine to change the behaviour of complementary intake parts such as the injection or the EGR valve, if you have problems with the EGR valve on your GMC Yukon, do not think twice to consult our article on this subject.

Mass air flow sensor operation on GMC Yukon

Now, we are going to take a look at how it operates, before trying to clean the mass air flow sensor of your GMC Yukon , you must already figure out how it functions to achieve this maintenance action correctly.

The mass air flow sensor is consequently principally there to collect statistics on the air intake of your car. To achieve this, it must be mounted just after the air intake of your GMC Yukon, i. e. just after the air filter. It is a pipe outfitted with a sensor that will analyze the air in the intake and transfer the statistics to the ECU of your car.

Why clean the mass air flow sensor of a GMC Yukon?

The mass air flow sensor of your GMC Yukon can have complications and this is what we will try to find out and figure out what complications you might be struggling with!

Mass air flow sensor complications GMC Yukon

Here are the different complications that the air flow sensor of your GMC Yukon can trigger:

  • higher fuel consumption: Because a dirty flow meter will actually end up in higher fuel consumption caused by poor air flow…
  • Power loss: Linked to similar issue, this lack of air can trigger a loss of power to your engine.
  • Difficulties starting the car: Finally, one of the last classic complications connected to a dirty flowmeter will be that your GMC Yukon will have more issues to start the vehicle.

How do I clean the mass air flow sensor from a GMC Yukon?

After looking at the operation and concerns that the flowmeter can trigger, we will look at how to fix these complications by describing to you how to clean the mass air flow sensor of your GMC Yukon . You should know that this procedure is quite very easy to execute and you will not need advanced mechanical expertise to do it yourself, a good technique to avoid a trip to the garage area and a steep bill. Discover down below the different steps to stick to to execute this maintenance act:

  • After having found the mass air flow sensor of your GMC Yukon , you will have to dismantle it. To achieve this, action gently, but you will just have to disassemble it on both sides of the air duct and detach the electrical plug on top of it.
  • Once taken apart, you will be able to proceed to the step cleaning the mass air flow sensor of your GMC Yukon . This sensor will, as time passes, get dirty and its two “filaments” that will give information to your computer on the quality and temperature of the air will no longer be able to collect data correctly, it is in this sense that it will disrupt the operation of the engine unit of your GMC Yukon. The intent of this cleaning will be to remove all its impure substances to enable it to work efficiently again.
  • Let soak the lower section of your mass air flow sensor (not the plug part) in acetone or another solvent for a few minutes , which will remove most of the grime
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  • Now we’ll move on to the very delicate cleaning of the flow meter filaments. You have to be very careful, otherwise your mass air flow sensor will be permanently damaged. With the help of a fine brush and solvent, gently clean the two filaments of your mass air flow sensor . If you are too afraid of harming it, you can as well clean them with a brake fluid in the form of an aerosol by spraying the jet on these filaments.

Now you know how to clean the mass air flow sensor of your GMC Yukon , you should feel a noticeable difference in the behavior of your engine unit.

If you want more guides on the GMC Yukon, go to our GMC Yukon category.