It doesn’t matter if you feel you can’t see good enough through the night, regardless you feel you’re lighting too low or too high, in all of these occasions, there’s only one component of your motor vehicle to blame – your low beams. Despite the fact this correction may look simple thanks to the thumbwheel on your dashboard, a whole correction is much more technical than this simple modification, and in this content page, we will find out how to adjust the low beam lights of your GMC Yukon? For this, first of all we will find out why you should adjust your lights, and, secondly, how to adjust the low beam lights of your GMC Yukon.


Why set the low beam lights of your GMC Yukon?

So let’s begin our content page with the interest of adjusting the low beam lights of your GMC Yukon. For most of us these lights are well enough adjusted, and it looks like that they light up enough at night. However this is not constantly the case and examining this setting, either because the low beams of your GMC Yukon are not lighting up well, or because you have the sense that they are too low or too strong is a good idea .

Adjusting the low beam of your GMC Yukon for security is a good idea.

To start, the adjusting of the dipped headlights of an GMC Yukon must be done for a elementary security purpose. Regardless whether it’s for you, or for the other users you encounter during your night journeys. In reality, if you don’t see enough, the risk is to fail to see an obstacle on the route, or to predict a curve badly. On the other hand, if your lights are too strong, you risk dazzling the car owners in front of you, and thus putting yourself at risk. It is therefore necessary for others as well as for you to have an ideal setting of your parking lights.

Setting the low beam headlights of an GMC Yukon for legal motives

Furthermore to security, there is a law that regulates the power, the adjustment of low beams of cars, here is what it specifies: have between 2 and 4 headlights that illuminate at least 30 meters. Another legislation regulates their use, the European one (directive 76/756/EEC), which stipulates that the height of the beam must be between 500 mm and 1200 mm from the floor, and that they must be at least 600 mm apart.

How to adjust the low-beam headlamps of a GMC Yukon?

We will now move on to the section that concerns you the more in this content page, how to adjust the low beams of his GMC Yukon? This setting may appear a bit complex, but if you follow the recommendations you should be able to do it without too much issue.

Preparations to set the low beam of a GMC Yukon

First of all, you will need to prepare your motor vehicle to adjust your low beam lights in good conditions, here are the preparations to apply:

  • Place your motor vehicle on a floor in front of a white wall for example, about 4 or 5 meters from the wall.
  • Verify your tire pressure rigorously.
  • Verify that the height adjustment knob for the lights is set to 0
  • .

  • Try doing that with half a full tank.
  • Remove all unneeded weight from the motor vehicle, only one person should be in the driver’s seat.

The setting of the low beam headlights of his GMC Yukon

Once your motor vehicle is in position, you will turn on your dipped beam and make a cross-shaped mark (one horizontal and one vertical section) in the middle of the beam that will be projected on the wall. Make sure with a level that both parts of the cross are straight. Then step back your motor vehicle up to a distance of between 7 and 10 metres. For the rest of the task here are the basic steps to follow:

  • Open your bonnet, identify the screws for horizontal and vertical adjustment of the lights of your GMC Yukon (they are usually marked, and those above must adjust the verticality and those on the side controls the horizontality of the adjustment).
  • Use a cloth or some thing else to hide the light on which you are not making the adjustment.
  • Using the screws to make the horizontal adjustment, you should have the most strong part of the beam which should be a little to the right of the vertical line marked on the wall
  • .

  • With regard to vertical modification, you will have to use the screw to try to position the upper end of the beam at the level of the horizontal marking on the wall, or slightly below.
  • Once done, check that the low beam setting of your GMC Yukon is consistent on the road, do not be reluctant to check that it has been driven, in some cases it may move.

If you want to adjust the fog lights on your GMC Yukon, please go through our content page on this subject.

In the event that you have any further questions about the GMC Yukon, do not hesitate to consult our GMC Yukon category.