Who hasn’t found himself in the situation where his car doesn’t start one morning on the way to work? If it never happened to you , certainly you’ve already had that fear. So when you perceive an alternator noise on Cadillac DTS, you can already imagine yourself breaking down, stuck waiting for the tow truck. That’s why our team has decided to produce this post to help you locate the origins of alternator sounds. In this article, you will first discover the role and functions of the alternator in your Cadillac DTS and then what the causes and solutions to alternator noise on Cadillac DTS may be.
Role and alternator operation Cadillac DTS
Alternator role
Your alternator is an fundamental part of your Cadillac DTS. Indeed, its goal is to provide power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the mission of recharging the battery once the automobile is in motion, to provide power to the automobile in motion and to let you to always have a sufficient energy reserve to be able to restart the next time.
Alternator functioning
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The alternator works on an electrical principle that has been used for decades, the concept of copper coil wound around a magnet . This coil while spinning makes electricity. It is the engine itself that will give the energy requested by the alternator to produce the energy, via the accessory belt or alternator belt. When your Cadillac DTS engine stops, the battery takes over to give the automobile with energy.
What are the several alternator noises or sounds on my Cadillac DTS and what are the causes?
I find out a knocking noise originating from the alternator of my Cadillac DTS
One of the characteristic noises of a tired alternator on Cadillac DTS is a knocking noise. This alternator sound on Cadillac DTS will generally occur when your engine is idling, it can be linked to voltage drops that could disrupt the normal operation of electrical components such as headlights for example. In most cases, it is a of both bearings of the alternator that is faulty, to check it, use a multimeter on the terminals of your automobile with the engine running and you must obtain a value between 12 and 14.7 volts, which means that your alternator is recharging your battery well. If the value is lower, the alternator of your Cadillac DTS is tired and you should think about changing the bearing if it is the only reason otherwise the complete part.
I perceive a grinding noise coming from the alternator of my Cadillac DTS
If you are in the situation where the alternator of your Cadillac DTS generates grinding sounds, in this case you will have to look at it more seriously. This indicator can testify as for the knocking sound of a tired bearing, but generally, we generally realise by looking more meticulously that it is the accessory belt that is loosened or worn and is therefore the reason of it. In this case, we advise that you consult this document to find all the necessary information to solve an accessory belt noise on Cadillac DTS.
I perceive a loud noise from the alternator of my Cadillac DTS
Finding out a loud noise from the alternator of your Cadillac DTS is quite common, in fact, it emits an audible sound when creating the electrical pulses it generates. It is up to you to check that the battery indicator light on your dashboard does not appear, and that you do not have a voltage drop when your engine is running (headlight or dashboard light that jumps for example. If this noise is too loud, we advise that you check out this document to find other ways to solve problem of noises from front end on Cadillac DTS.
