5 Symptoms of a Faulty Alternator


May 11, 2024

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Your car's alternator is tasked with charging the battery and powering the electrical system while the engine is running. A malfunctioning alternator can lead to various issues and even leave you stranded on the roadside, making it important to take action when you first notice a sign of trouble. At Cruz-N-Carz, we provide expert alternator replacement and auto electric repair in the greater Pearland, TX area. Here’s a look at five indications of an alternator problem.


Warning Light

Alternator trouble may cause the illumination of a dashboard warning light that resembles a battery symbol or may say ALT or GEN. If this light comes on while you're driving, it's a clear indication that there's a problem with the alternator or the charging system. Dashboard warning lights should always be brought to the mechanic’s attention ASAP.


Dimming Headlights

Dimming headlights are often one of the first signs of an alternator problem. The alternator generates electricity to power the headlights and other electrical components. If it's struggling to do so, you'll likely encounter dim or flickering lights.


Weak or Dead Battery

While a dead battery can be attributed to various factors, including old age, a failing alternator can also be the culprit. The alternator is responsible for recharging the battery while the engine is running. If the alternator is malfunctioning, it may not adequately recharge the battery, leading to a weak or dead battery.


Electrical Accessory Problems

An alternator problem can lead to various electrical issues within your vehicle. You may notice trouble with accessories such as power windows, power seats, and the radio. These issues can occur because the alternator is unable to provide a consistent power supply to the vehicle's electrical system.


Strange Noises

A faulty alternator can produce unusual noises, such as grinding, whining, or squealing sounds. These noises may indicate worn-out bearings or a loose belt within the alternator. Ignoring these sounds can potentially lead to failure of the alternator.


Alternator Replacement & Auto Electric Repair in Pearland, TX

When you need auto repair in Pearland, TX and the surrounding area, contact Cruz-N-Carz at (281) 412-0475. Feel free to give us a call today to make an appointment!

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