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Oct 14, 2022

The alternator is a vital part of your Kia’s electrical charging system. It’s responsible for producing the electricity your car’s systems need. It starts working when you start your engine and only stops when your engine is switched off. In time, like any other mechanical system, your alternator can get damaged. If this happens, your local Kia dealer can likely perform an alternator repair. These are a few signs that your alternator needs repair.

Car with hood up near Orangeburg, SC

Grinding Noises

A grinding or whining noise from your engine can be caused by several different problems. If you’re experiencing electrical problems, however, the most likely suspect is a damaged alternator. These particular sounds are usually caused by damaged alternator bearings. Your alternator has four bearings that allow it to move and generate power.

The bearings have to be greased to allow them to work effectively. This grease slowly dries out and needs to be replaced during your scheduled car service. If the bearings are dry, this can cause friction and damage. The good news is that our technicians can replace your bearings with new ones. This will prevent the noise and allow your alternator a longer life.


Burning Wiring

The wiring in your car transmits the electricity from the alternator to all your car’s components and devices. The alternator also has wiring inside it. A car’s engine is a very hostile environment for wiring, as it’s hot and subject to movement and damage. Wiring is delicate, and it’s protected against these conditions by thick rubber and plastic coverings.

We routinely check your wiring during your regular service schedule. If the wiring isn’t checked, it can get damaged or broken. Broken wires can lead to a fire, as the alternator will continue to supply power through the broken wire. If the wires get hot enough, they can cause the rubber and plastic insulation to burn. Our technicians will find and replace the damaged wiring.


Battery Warning Light

The battery warning light lights up as a sign that there’s a problem with your car’s electrical system. The problem could be caused by the alternator, the battery, or even damaged wiring. The various components of your electrical system have sensors attached to them. These sensors monitor their attached component and send information back to your computer.

The sensors also detect problems with a component and report this to your computer. For example, a worn alternator can cause the battery light to come on if its voltage output drops below 12.5 volts. This is a sign that the alternator can’t properly supply your car’s electrical requirements. A worn alternator will need to be replaced.

If you see or suspect an alternator problem, call our service department at Superior Kia for an appointment today.

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