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2889 W Tharpe St Tallahassee, FL 32303

2889 W Tharpe St Tallahassee, FL 32303     Monday-Friday 8am-5:30pm   (850) 608-0420

Is my alternator going bad? Here are 5 warning signs

Powerhouse Auto Repair • Mar 18, 2024

Your car's alternator plays a crucial role in keeping your vehicle running smoothly. It charges the battery and also powers essential electrical systems while you drive. Ignoring signs of alternator trouble can lead to unexpected breakdowns, so it’s best to get to the shop at the first sign of trouble. At Powerhouse Auto Repair, we provide expert alternator replacement and auto electric repair in the greater Tallahassee area. Here are five symptoms of alternator trouble.


Warning Light on the Dashboard

An illuminated dashboard warning light is often the first indication of an alternator issue. Commonly, this light reads GEN or ALT or comes on in the shape of a little battery icon. Warning lights should always be brought to the mechanic’s attention before the underlying issue worsens.


Dimming/Flickering Lights

One of the most common signs of alternator trouble is dimming or flickering lights, both inside and outside the vehicle. If you notice your headlights, dashboard lights, or interior lights behaving erratically, it could indicate a weakening alternator. The alternator is responsible for providing power to these lights, and a decline in their performance may suggest an alternator issue.


Strange Noises

If you hear whining or grinding sounds, it may be a sign of a worn-out belt or a bad alternator bearing. It’s important to address these noises before they worsen and potentially cause total alternator failure, leaving you stranded.


Difficulty Starting the Vehicle

A failing alternator can lead to insufficient charging of the battery, making it difficult for your car to start. If your battery dies, you shouldn’t automatically assume it’s the alternator’s fault, but a failing alternator can lead to a dead battery.


Issues with Electrical Accessories

The alternator powers various electrical components in your vehicle, such as the power windows, radio, and air conditioning. If you notice erratic behavior or failures in these systems, it could be a sign of alternator trouble. 


Alternator Replacement & Auto Electric Repair in Tallahassee

For auto repair in Tallahassee and the surrounding area, contact Powerhouse Auto Repair at (850) 608-0420. Feel free to give us a call today to make an appointment!

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