More and more motorists are trying to take care of their vehicles on their own. This outcomes in significant savings because contemporary cars require more and more routine service and are made up of more and more technical parts that lead to new breakdowns or inconveniences. One of the problems that disturbs more and more GMC Yukon XL owners is a clogged air flow meter, which will result in a loss of power and black exhaust gases. In this article we are going to examine how to clean the mass air flow sensor of your GMC Yukon XL? . First, we will describe how your mass airflow sensor works and its usefulness, second, why it might be relevant to clean this sensor , and at last, how to clean the mass air flow sensor of a GMC Yukon XL .

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Utility and action of the mass air flow meter of a GMC Yukon XL

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So we begin our content with the process and aim of your GMC Yukon XL flowmeter.

The goal of the mass air flow sensor on GMC Yukon XL

The mass air flow sensor is a component that has been developed actually quite not too long ago and specifically supplied on diesel models. In truth, with injection engines, the fuel and air intake has become very precise and it is therefore important for the ECU to know the exact volume of air injected into the engine to change the actions of complementary intake parts such as the injection or the EGR valve, if you have problems with the EGR valve on your GMC Yukon XL, do not hesitate to consult our content on this subject.

Mass air flow sensor operation on GMC Yukon XL

Now, we are going to look at how it works, before trying to clean the mass air flow sensor of your GMC Yukon XL , you must already understand how it functions to do this routine service act properly.

The mass air flow sensor is therefore specifically there to get data on the air intake of your motor vehicle. To achieve this, it must be mounted just after the air intake of your GMC Yukon XL, i. e. just after the air filter. It is a pipe supplied with a sensor that will review the air in the intake and transmit the data to the ECU of your car.

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

The mass air flow sensor of your GMC Yukon XL can have problems and this is what we will try to see and discover what problems you might be struggling with!

Mass air flow sensor problems GMC Yukon XL

Here are the different problems that the air flow sensor of your GMC Yukon XL can bring about:

  • higher fuel consumption: Because a dirty flow meter will necessarily end in excessive fuel consumption due to poor air flow…
  • Power loss: Associated with similar issue, this lack of air can bring about a loss of power to your engine.
  • Difficulties starting the vehicle: Finally, one of the last classic problems associated with a dirty flowmeter will be that your GMC Yukon XL will have more issues to begin the vehicle.

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

After examining the operation and problems that the flowmeter can bring about, we will look at how to solve these problems by explaining to you how to clean the mass air flow sensor of your GMC Yukon XL . You should know that this procedure is actually quite simple to accomplish and you will not need advanced mechanical skills to do it your self, a good technique to avoid a trip to the garage and a steep bill. See down below the different steps to follow to accomplish this routine service act:

  • After having based the mass air flow sensor of your GMC Yukon XL , you will have to dismantle it. To achieve this, act gently, but you will just have to disassemble it on both sides of the air duct and disconnect the electrical plug on top of it.
  • Once taken apart, you will be able to move forward to the step cleaning the mass air flow sensor of your GMC Yukon XL . This sensor will, over time, 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 properly, it is in this sense that it will disturb the operation of the engine unit of your GMC Yukon XL. The goal of this cleaning will be to remove all its impurities to allow it to work efficiently again.
  • Let soak the lower part 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 proceed to the very gentle cleaning of the flow meter filaments. You have to be very careful, otherwise your mass air flow sensor will be permanently broken. 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 also 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 XL , you should feel a noticeable difference in the behavior of your engine unit.

To discover more tips on the GMC Yukon XL, take a look at the GMC Yukon XL category.