Watching your vehicle is important in these modern times, in truth, if you do not do the minimum service of it, or if you do not take into account signs of abnormality, you strongly risk to observe your car withering away. This is precisely the subject we are going to talk about today, one of the signs that most disturbs car owners is the ABS warning light on GMC Yukon. In an attempt to help you analyze this warning light, we will first look at what this ABS warning light corresponds to, then in a second what to do if the ABS light is on GMC Yukon?.
What does the ABS light on GMC Yukon mean?
We will begin our content page with the definition of an ABS warning light on GMC Yukon, for this, in first, we will see what an ABS is, and next, why the ABS light on your car lights up.
What is the ABS on GMC Yukon?
To begin with, it is important to describe to you what the ABS of your GMC Yukon is used for so that you can understand the rest of this article content. The ABS (Anti-lock Braking System) is a device that prevents the wheels of your car from locking during braking. The purpose of this system is to optimize the braking distance of a car by preventing the wheels from locking, sliding on the road and you losing control of your car. The ABS system of your GMC Yukon is consisting of several elements, here they are:
- Speed sensors on each wheel, which will examine if one of the wheels locks up.
- A hydraulic system and valves that will control the pressure of the pads on the discs to control the braking power of the car
- A computer that is the control center of your entire ABS system as well as the ABS light of your GMC Yukon
In truth, you can very easily experience how your car’s ABS works. If you have to steer, you will find that your car will brake by pawing, this is precisely the actions that ABS permits, it will optimise braking to the maximum by linking the phases of pressure on the brake discs and the phases of discharge to prevent the wheels from locking up.
Meaning of an ABS light on GMC Yukon
Now we move on to the section that you are most likely more enthusiastic about, meaning of an ABS warning light on a GMC Yukon? Firstly, it is an orange light, so if it is on it suggest that your ABS system is defective. You should be conscious that once the ABS warning light is on, the ABS will be put into security mode, so you should adapt your driving and not take any risks. Here are the different problems that the ABS warning light on your GMC Yukon can alert:
- It could be a simple short circuit, a damaged wiring harness, a defective relay or fuse. Use a pressure gauge to verify it.
- A malfunctioning ABS sensor: A failure of one of them motives the ABS light on your GMC Yukon to turn on
- The ABS hydraulic block of your GMC Yukon: If it is defective it is possible that the indicator light will turn on and you will no longer be able to use your ABS.
- The ABS computer: If the computer has a problem, being the center of all decisions made to manage your ABS, the light will obviously turn on.
What if the ABS light turns on on my GMC Yukon?
We will now move on to the section where we will try to give you some solutions to shut off this light, and thus answer the following question, what to do if the ABS light is on on my GMC Yukon?. The solutions will depend on the failure you are encountering. Firstly, pass your GMC Yukon to the diagnostic tool, if you don’t know how to read a fault code on GMC Yukon, don’t be reluctant to read our article content which points out the steps to take. Once you have established the origin of your trouble, here are the steps to take to fix it and turn off the ABS light on your GMC Yukon:
- Problem of the ECU or the hydraulic block: It can only be adjusted, and in this situation, you will have to go through a specialist, but if it’s dead, it could cost you around 1000€ to change the ECU and 1500 to 2000€ if you have to change both of them.
- Electrical trouble: Once you’ve spotted an electrical trouble with your manometer, if it’s only a fuse or a relay, count around 10€ maximum, otherwise you’ll have to repair the wiring harness.
- A defective sensor: Often a simple cleaning of the sensors will be enough to fix the trouble, otherwise changing a sensor can cost up to a few hundred euros.
If you want more tutorials on the GMC Yukon, go to our GMC Yukon category.