Did you ever had this trouble trying to start your car in the morning and it doesn’t work ? If it never happened to you , at minimum you’ve already had that fear. So when you perceive an alternator noise on Chevrolet Suburban, you can already see yourself breaking down, stuck waiting for the tow truck. That’s why our team has decided to write this article to help you find the origins of alternator sounds. In this article, you will first discover the role and functions of the alternator in your Chevrolet Suburban and then what the causes and solutions to alternator noise on Chevrolet Suburban may be.
Role and alternator operation Chevrolet Suburban
Alternator role
Your alternator is an essential part of your Chevrolet Suburban. Indeed, its objective is to provide power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the goal of charging the battery once the car is in motion, to provide power to the car in motion and to let you to always have a enough 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 rotating creates electricity. It is the engine itself that will give the energy needed by the alternator to produce the energy, via the accessory belt or alternator belt. When your Chevrolet Suburban engine stops, the battery takes over to give the car with energy.
What are the several alternator noises or sounds on my Chevrolet Suburban and what are the causes?
I perceive a knocking noise coming from the alternator of my Chevrolet Suburban
One of the typical noises of a tired alternator on Chevrolet Suburban is a knocking noise. This alternator sound on Chevrolet Suburban will generally happen when your engine is idling, it can be connected to voltage drops that could disturb the normal operation of electrical parts such as headlights for example. In many cases, it is a of both bearings of the alternator that is malfunctioning, to verify it, use a multimeter on the terminals of your car with the engine running and you must get a value between 12 and 14.7 volts, which means that your alternator is charging your battery well. If the value is lower, the alternator of your Chevrolet Suburban is tired and you should think about swapping the bearing if it is the only reason otherwise the whole part.
I perceive a grinding noise coming from the alternator of my Chevrolet Suburban
If you are in the case where the alternator of your Chevrolet Suburban generates grinding sounds, in this case you will have to look at it more seriously. This sign can testify as for the knocking sound of a tired bearing, however , usually, we generally see 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 suggest that you read this document to find all the necessary information to solve an accessory belt noise on Chevrolet Suburban.
I perceive a loud noise from the alternator of my Chevrolet Suburban
Experiencing a loud noise from the alternator of your Chevrolet Suburban is quite normal, in fact, it produces an audible sound when producing the electrical pulses it generates. It is up to you to verify 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 suggest that you take a look at this document to find other ways to solve problem of noises from front end on Chevrolet Suburban.
