A car battery is a source of power for a vehicle. It is recharged by the alternator and is used to start the engine. When the car is running, the alternator keeps the battery charged. When the vehicle is off, the battery still provides power to specific components, like the lights, windshield wipers, and stereo. It also protects the car’s electrical systems from power surges.

Car batteries can last for a long time, but the day will come when you’ll have to replace yours. Here are some telltale signs that your car battery requires a same-day car battery replacement:

Your Car Battery Is Over Three Years Old

The first and most obvious sign that your car battery needs to be replaced is its age. Most batteries should last for three years or more, but once they reach the three-year mark, it’s time to think about replacing it. 

Your Car Battery Always Needs to Be Jump-Started

One of the telltale signs that your car battery is on its last legs is if your vehicle struggles to start. This could mean your car doesn’t start at all or takes several attempts to get the engine going. If you’re experiencing difficulties with starting your vehicle, it could result from a failing battery. 

Your Battery Is Corroded

If your battery is covered in white or blue corrosion, it’s a sign that it needs to be replaced as soon as possible. A build-up of acid causes this corrosion from the battery, which can cause severe damage to your car if left untreated. So if your battery is corroded, go and have it replaced as soon as possible.

Your Car Battery Leaks Fluid

When a car battery leaks fluid, it usually indicates that the internal cells of the battery have become damaged, which can cause the battery to fail. The fluid leaking from the battery is typically a combination of acid and water and is highly corrosive. If the fluid comes into contact with your skin, it can cause irritation and potentially burns. 

If the battery is leaking, it is crucial to replace it immediately. Leaving the battery in place could cause further damage to the battery and other components of the car.

Your Car Battery Is Misshapen or Swollen

If you start noticing that your car battery is no longer the usual rectangular shape, it could indicate that it’s time for a replacement. Swelling is usually caused by a gas buildup within the battery, which results from an overcharge or a short circuit. When this happens, the battery can become misshapen and even leak acid as the cells expand.

If your car battery is misshapen or swollen, you must replace it as soon as possible. Not only is it a sign that the battery is no longer functioning correctly, but it can also be dangerous if it leaks acid. It’s best to get your car to a professional to replace the battery, as they will be able to do it safely and correctly.

Your Car Battery Doesn’t Charge

Yet another sign that your car battery is failing is when it does not hold a charge. This can be due to several things, such as a faulty alternator or a low battery fluid level. If your car battery does not hold a charge, you should get it tested to see if it needs to be replaced. 


It is crucial to know the signs that your car battery is failing. If your car battery is over three years old, it may begin to show signs of needing to be replaced. These signs include difficulty starting the engine, leaks, corroded battery terminals, swelling battery case, and failure to charge. If you notice these common signs, it is important to take your vehicle to a mechanic for a same-day car battery replacement as soon as possible to ensure your car continues to operate correctly.

Automated Euro offers an array of auto services, including same-day car battery replacement in West Los Angeles. Contact our auto repair experts to learn more about our services!

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