Paying attention to your vehicle is essential nowadays, in truth, if you do not do the minimum maintenance of it, or if you do not take into account signs of abnormality, you strongly risk to observe your car withering away. This is exactly the theme we are going to discuss today, one of the indications that most disturbs car owners is the ABS warning light on GMC Savana. In an attempt to help you review this warning light, we will first take a look at what this ABS warning light corresponds to, then in a second what to do if the ABS light is on GMC Savana?.

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What does the ABS light on GMC Savana mean?

We will begin our article content with the meaning of an ABS warning light on GMC Savana, to do this, in first, we will discover what an ABS is, and soon after, why the ABS light on your car lights up.

What is the ABS on GMC Savana?

To start with, it is fundamental to explain to you what the ABS of your GMC Savana is employed for so that you can understand the remaining of this article. The ABS (Anti-lock Braking System) is a device that prevents the wheels of your car from locking during braking. The aim 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 Savana is made from several parts, here they are:

  • Speed sensors on each wheel, which will evaluate 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 Savana

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In reality, you can simply 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 enables, it will optimise braking to the maximum by associating the phases of pressure on the brake discs and the phases of release to prevent the wheels from locking up.

Meaning of an ABS light on GMC Savana

Now we go forward to the part that you are most likely more enthusiastic about, meaning of an ABS warning light on a GMC Savana? To begin with, it is an orange light, so if it is on it shows that your ABS system is faulty. You should be advised 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 Savana can show:

  • It could be a simple short circuit, a broken wiring harness, a faulty relay or fuse. Use a pressure gauge to check it.
  • A malfunctioning ABS sensor: A failure of one of them motives the ABS light on your GMC Savana to turn on
  • The ABS hydraulic block of your GMC Savana: If it is faulty it is possible that the indicator light will occur and you will no longer be able to use your ABS.
  • The ABS computer: If the computer has a trouble, being the center of all decisions made to run your ABS, the light will obviously turn on.

What if the ABS light turns on on my GMC Savana?

We will now go forward to the part where we will try to give you some solutions to switch off this light, and thus answer the following question, what to do if the ABS light is on on my GMC Savana?. The solutions will depend on the failures you are going through. To begin with, pass your GMC Savana to the diagnostic tool, if you don’t know how to read a fault code on GMC Savana, don’t hesitate to read our article which explains the steps to take. Once you have found the source of your trouble, here are the steps to take to correct it and turn off the ABS light on your GMC Savana:

  • Trouble of the ECU or the hydraulic block: It can only be adjusted, and in this case, you will have to go through a specialist, but if it’s dead, it could cost you around 1000€ to replace the ECU and 1500 to 2000€ if you have to replace both of them.
  • Electrical trouble: Once you’ve detected 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 faulty sensor: Sometimes a simple cleaning of the sensors will be enough to solve the trouble, otherwise changing a sensor can cost up to a few hundred euros.

If you need more guides on the GMC Savana, go to our GMC Savana category.