Whether for your personal safety, for roadworthiness testing or to avoid a fine, being certain your turn signal bulbs are always functional is fundamental. In fact, bulbs are wearing devices that will surely burn out with time and as a result need to be replaced. You’re likely in this article because one of your rear turn signals is burnt out and you’re attempting to find how to change the bulb of a rear turn signal on you Cadillac ATS, we’ve written this article to help you do it without any help without having to go to your auto technician. In a first step, we will look at examining a burnt-out rear turn signal bulb on your Cadillac ATS and in a second part, how to change the rear turn signal bulb on your Cadillac ATS.

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How to find out if the rear turn signal bulb on your Cadillac ATS is burnt-out or needs to be replaced?

When you drive your car you don’t always have the opportunity to examine all the safety features of your Cadillac ATS. In fact, you are often times in a hurry and tend to get into your car, make your journey and put it down straight away without taking the time to do an occasional check-up. It is as a result essential to take some time to occasionally examine the condition of your headlights and turn signals. It’s quite possible that you have a burnt-out rear turn signal on your Cadillac ATS, but you didn’t identify it. Here are the two ordinary ways to examine if a rear turn signal on your car is out of order or if you need to change it quickly:

  • When you stop, turn on the ignition on your Cadillac ATS, then alternately turn on your left and right rear turn signals and get out of the car to examine that they are functioning.
  • By listening to the sound of your turn signals. Indeed, there is an audible warning on each car that alerts you of a rear turn signal bulb burnt out on your Cadillac ATS, you will recognise that the time between each “click” is much shorter, this involves that you will have to change the rear turn signal bulb or before. It’s up to you to check and verify which one is burnt out by a visual check as on the first methodology shown above.

You may have another bulb to change, like the one of your low beam Cadillac ATS or your position lights on Cadillac ATS, don’t hesitate to consult our publications to help you to realize this substitution.

Changing the rear turn signal bulb on my Cadillac ATS

Now let’s go to the most instersting part of this content page, how to change the rear turn signal bulb on Cadillac ATS? Please note that this method is very simple, you will need to access, from the inside of your trunk, your headlight unit, open it and change the burnt out rear turn signal bulb on your car. If it is a bulb on your front turn signal on your Cadillac ATS, see our dedicated content page. However, here are the full description to follow to be able to do this work correctly:

  • To access the tail light assembly, remove the carpeting or plastic cover to access the tail light assembly.
  • Use a screwdriver or torx wrench (6-pointed star) to open the tail light assembly.
  • Take off the rear indicator bulb from your burnt-out turn signal that you have earlier in this article recognized by an external visual inspection, for this you will need to make a quarter turn in a counter-clockwise way
  • Change the rear turn signal bulb on your Cadillac ATS. There are two sort of bulbs, transparent bulbs when the cover is orange, or orange bulbs when the cover is transparent, choose the right model for your car
  • .

  • Remount your rear turn signal bulb and close your tail light block, then, examine your new turn signal bulb is operating in the right way

If perhaps you have any additional questions about the Cadillac ATS, do not hesitate to consult our Cadillac ATS category.