Regardless for your own safety, for roadworthiness testing or to avoid a fine, being certain your turn signal bulbs are always functioning is important. In fact, bulbs are wearing parts that will obviously burn out after awhile and as a result need to be replaced. You’re almost certainly in this article because one of your front turn signals is burnt out and you’re questioning how to change the bulb of a front turn signal on your GMC Yukon XL, we’ve written and published this article content to help you do it by yourself and not have to go to your mechanic. In a first part, we will have a look at controling a burnt-out front turn signal bulb on your GMC Yukon XL and in a second part, how to change the front turn signal bulb on your car..

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How to discover if the front turn signal bulb on your GMC Yukon XL is burnt out or needs to be swapped out?

When you drive your vehicle you don’t constantly have the opportunity to check all the safety features of your GMC Yukon XL. In fact, you are often times in a hurry and tend to enter into your vehicle, make your trip and put it down right away without taking the time to do an occasional check-up. It is consequently relevant to take the time to sometimes check the state of your headlights and turn signals. It’s quite possible that you have a front turn signal on your GMC Yukon XL, but that you didn’t notice it. Here are the two simple ways to control if a front turn signal is burnt out or if you need to change it rather quickly:

  • When you stop, turn on the ignition on your car, then alternately turn on your left and right front turn signals and get out of the car to control that they are operational.
  • By listening to the sound of your blinkers. In fact, there is an audible indication on each car that alerts you of a front turn indicator bulb burnt out on your GMC Yukon XL, you will perceive that the time between each “click” is much shorter, this means that you will have to replace the front turn signal bulb or before. It’s up to you to check and check out which one is burnt out by a visual control as on the first process shown earlier mentioned.

You may have an additional bulb to change, like the one of your low beam or your position lights, don’t hesitate to consult our blog posts to help you to do this replacement.

Changing the front turn signal bulb on your GMC Yukon XL

Now let’s go to the most essential part of this article content, how to replace the front turn signal bulb of your GMC Yukon XL? Please note that this operation is quite simple, you will need to access, from the inside of your bonnet, through the wheel arch, or through your bumper to your headlight unit, open it and replace the burnt out front turn signal bulb of your GMC Yukon XL. If it is a bulb on your rear turn signal, see our dedicated article content. However, here are the details of the steps to follow in order to accomplish this act correctly according to the approach you want to adopt.

Change front turn signal bulb on your GMC Yukon XL through the bonnet:

  • Open your bonnet and clear access to your headlight pods.
  • Use a torx tip to open the headlight unit on your car
  • Unscrew the front turn signal bulb from your car by turning it a quarter turn counterclockwise
  • Replace the front flasher bulb of your GMC Yukon XL by the new one (be sure to check if it’s an orange or transparent bulb).
  • Reassemble and check that the brand-new front turn signal bulb operates.

    • Change the front turn signal bulb of your GMC Yukon XL through the wheel arch:

    This methodology is especially useful when you don’t have enough space in the hood to access the front turn signal on your car:

    • Lift your car, and take away the front wheel on the side you want to work on.
    • Take out your wheel arch with a torx bit.
    • Go to your headlamp block and change the front turn signal bulb on your car following the same basic steps as on the part previously seen.

    Replace the front turn signal bulb of your GMC Yukon XL through the bumper:

    On some years or finishes, based on the options the only simple access you will have to change the front turn signal bulb of your car will be to pass under your front bumper, there are only a few steps that change from the full process, we will detail them now:

    • Put your GMC Yukon XL on a jack or a candle.
    • Remove the screws of the motor shoe of your car(plastic part under your motor) and your shock absorber. Be mindful with the plastic staples which can be delicate.
    • Take off your headlight block and change the front turn indicator bulb of your GMC Yukon XL following the steps seen in the parts seen earlier.
    • Put the whole thing back together again.

    Whenever you have any additional questions about the GMC Yukon XL, do not hesitate to consult our GMC Yukon XL category.