car battery sitting on the floor beside jumper cables

Don’t Get Stuck With a Dead Car Battery It’s never a convenient time to get stranded, but it always seems to happen at the worst time when car trouble happens. Many drivers are often caught off guard when their car battery dies, but their vehicle may have been showing signs that their car battery needed…

mechanic charging a cars battery with jumper cables

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A properly working car battery is a vital component that allows your vehicle to get you from one place to another. Plus, it powers all of your vehicle’s electrical and charging system components while you’re out on the road. When it comes to car batteries, knowledge is power. The more you know about how they and your vehicle’s electrical system work, the easier it will be to avoid being stuck with a dead battery. In this guide, we’ve broken down everything you need to know about your car battery, including how to extend its lifespan and where to go when you need professional battery services.

How Car Batteries Work

A car battery is fairly small compared to other components under your vehicle’s hood. But it is essential to the operation of your vehicle. To put it simply, when you go to crank your engine, a cycle is initiated that starts, powers, and keeps your vehicle running. To understand how a car battery works, you need to understand the two essential functions it performs:

Helps Start the Vehicle

Inside your engine is the starter, a small electric motor with an attached solenoid. This solenoid serves as the conduit between the battery and the starter, allowing the battery to send power to the starter. When the ignition is turned, the battery sends a jolt of electricity to the starter, which converts the electricity into the mechanical energy needed to crank the engine. The car battery has to have a sufficient charge to be able to initiate this process. So, if the battery is dead, you will likely hear a rapid clicking noise when trying to start the vehicle. This is the starter trying to engage but not having enough voltage.

Keeps the Engine Running and Powers Engine Components

The battery also provides a steady supply of electrical voltage to enable the engine to keep running as you drive while also powering other components. After the starter helps the engine crank, the engine will power up the alternator, which helps to recharge your battery. This is done by sending the mechanical energy back into the battery, where it is stored as chemical energy. Then, through a chemical reaction, the chemical energy is converted back into electrical energy to continue to power the starter, the vehicle’s other electrical components, and various accessories. As the car runs, this cycle continues. That is why routine battery checks are so important. Because the car battery impacts so many other systems, it is critical to inspect it and its connections regularly. The expert mechanics here at Reliable Automotive can help make sure that you have the best car battery for your vehicle and that it stays in optimal condition to keep your vehicle on the road.

How to Tell When It’s Time to Replace a Car Battery

You cannot always predict when a battery may die, no matter how well it’s been maintained. On average, most car batteries last between two and five years. So, here are some red flags to look out for that can indicate it may be time for car battery replacement soon:
  • Check Engine or Battery Warning light is illuminated: Most newer vehicles have a battery light to alert you of an issue. Or, in some vehicles, the Check Engine light will illuminate if the battery power is weak.
  • Slower engine crank: When trying to start the vehicle, a dying battery will take longer to start, and the engine’s cranking will be sluggish.
  • Low battery fluid: Part of the casing for some batteries is translucent, enabling you to see the battery’s fluid level. If the fluid level is lower than the lead plates inside, the battery and charging system should be tested ASAP.
  • Bloated battery case: Sometimes, excessive heat can cause the battery to swell, significantly decreasing battery life.
  • Leaking battery: Leaks can cause white, powdery corrosion around the battery terminals, preventing connections from being made. Clean the corrosion off and then try to start the vehicle. If it doesn’t start, the battery may not be able to hold a sufficient charge anymore.
  • Old battery: Many batteries can last closer to five years. But its condition and charging ability should be inspected every year after the three-years-old mark.
If you’ve noticed any of the above symptoms, bring your vehicle into one of our convenient locations for a battery inspection before you end up stranded. Most of the warning signs above point to a dying battery. But, sometimes, it is a problem with the starting or charging system (starter, alternator, etc.). When you bring your vehicle into Reliable Automotive, we can accurately determine the exact cause of the issue and explain what service may be needed.

How to Jumpstart a Dead Battery

Ideally, when you have battery problems, you want to get your vehicle to the closest auto shop location ASAP to test the battery and determine the next steps. But sometimes, a dead battery can happen in a not-so-convenient place. The good thing is that unless the battery is no longer holding any charge, it can often be jump started. This will give it enough power to crank the engine and allow you to drive your vehicle straight to the shop. But it is important to follow the proper steps when jumpstarting to ensure that you don’t further damage your battery, the starter, or the other vehicle used in the process. Here is how to properly jumpstart a dead car battery:
  1. Park the vehicles close to one another, ideally 18 inches apart, without touching them. Make sure both vehicles are off.
  2. Open both hoods and locate the batteries. Make sure the jumper cables are completely unwound and not tangled.
  3. First, hook one of the (+) red clamps to the positive terminal on the dead battery. Then, attach the other (+) red clamp to the positive terminal on the working battery. Then, attach one of the (-) black clamps to the negative terminal on the working battery. Finally, attach the remaining (-) black clamp to the dead vehicle’s metal, unpainted surface.
  4. Start the working vehicle. Then, start the dead vehicle.
  5. Remove the jumper cables in the reverse of the order you attached them.
  6. Let the jump started engine run for at least several minutes or drive for 15 minutes, if possible.

How to Extend the Life of a Car Battery

There are some things you can do to take proper care of your battery and help ensure that you get the most life out of it as possible. These include:

Try to Limit the Frequency of Short Rides

The longer the drive, the more time the alternator has to recharge your battery. So, a short car ride prevents the battery from fully charging. Frequent short car rides put excess stress on your battery. Driving the vehicle for more extended periods can help maintain the battery’s power.

Make Sure All the Lights Are Off Before You Get Out

One of the most common ways a battery gets drained is by accidentally leaving an overhead light or the headlights on. So, make sure to double-check that all of the lights are turned off (or set to go off automatically) before you get out of the vehicle. It can be helpful to park so that you have to walk past your headlights to your destination. Then, if they were left on, you won’t miss them.

Don’t Use Electronics or Accessories While the Engine Is Off

Using a phone charger, radio, A/C, etc., when the engine isn’t running can significantly stress your battery’s power supply. So, avoid using these unless the vehicle is running. Keep in mind, though, that the battery can also be worn down by extended periods of engine idling.

Don’t Leave the Vehicle Sitting for Too Long

You don’t want to let the vehicle sit for long periods without driving it. Doing so will drain down the battery. The charge will then be too low to be able to start the car. Plus, when sitting for extended periods, the battery’s fluid level will begin to evaporate, and there won’t be enough to allow the battery to hold a charge properly. Ideally, your vehicle needs to be driven at least every three days to help maintain the battery. A portable car battery charger is a great investment if you don’t drive your vehicle often. These chargers can provide a jumpstart If you end up with a dead battery without having to use another vehicle.

Make Sure the Battery Stays Securely in Place

Your battery will vibrate excessively if it is not securely fastened, resulting in significant internal damage. This is especially true if you frequently travel on bumpy roads. So, make sure to regularly check the battery terminals and mounting brackets to ensure that everything is properly positioned and tight. Also, your battery cables should not have much room to move—these need to be properly secured, too.

Keep the Battery Clean

Doing what you can to ensure your car battery stays clean is a great way to extend its life and prevent dirt and corrosion from wearing it down. A mixture of baking soda and water is an easy and effective mixture to use. This combination makes it easy to use a brush and gently clean off any crust on the battery. But make sure to use only a little bit at a time. The brush should not be soaking wet. After using this mixture, use a spray bottle of cold water to rinse it off the battery lightly. Then use a clean cloth to dry it thoroughly. Make sure no baking soda residue is left over, as it can cause corrosion. When cleaning the battery, it’s also very important not to allow any fluid through the battery ports. Applying silicone dielectric grease (an anti-corrosion agent) to the battery terminals and replacing old battery terminal washers can also help protect your battery in our sometimes-harsh Texas climate.

Regularly Test the Battery

Having the condition of your car battery regularly tested makes a huge difference in maximizing its life. When you bring your vehicle in for a routine oil change or other maintenance services, make sure your battery’s voltage output level is also checked. This will help you track how well it’s performing and if you’re due for car battery replacement soon. You’ll also want to have a battery load test done, ideally once a month. This checks the battery’s ability to charge properly, even in extreme temperatures.

Expert Car Battery Services When You Need Them

When your battery needs to be serviced, or it is time to replace a car battery, the experts here at Reliable Automotive can help. Our experienced Automotive Service Excellence–certified mechanics can perform a variety of battery services to meet your vehicle’s needs, including:
  • Battery inspections or tests: If you are having trouble starting your vehicle or you think your car battery may be starting to fail, we can quickly check it. Our mechanics will use a multimeter to measure your battery’s output and compare the current charge level to the manufacturer-recommended specifications for your specific vehicle.
  • Preventative battery maintenance: Our Texas weather can sometimes be very hard on your vehicle’s battery. To help extend its lifespan, we can perform ongoing battery maintenance, including cleaning the terminals and applying an anti-corrosion protectant.
  • Car battery replacement: If your car battery is dead on arrival, we can take the old one, dispose of it properly, and install a new high-quality battery. This is usually a very quick service that takes just 20 to 30 minutes from start to finish.
So, whether you need car battery installation or just battery maintenance, we’ve got you covered. The Reliable Automotive experts proudly meet the maintenance and repair needs of drivers throughout the area, all while providing unbeatable customer service and the best prices. You can count on us when you need car battery services in your car, truck, or SUV.

Car Battery FAQs

For the most part, you can expect your car battery to last about three to five years before it needs to be replaced. However, this certainly isn’t set in stone — instead, all sorts of factors can affect a battery’s service life.

Your battery’s life span may be shorter than expected if you:

  • Don’t use your car very often
  • Frequently take short trips
  • Forget to turn off your headlights
  • Use your vehicle in severe temperatures

As a result of these factors and others, you might need auto battery replacement much sooner than you’d think. No matter how old your battery is, the experts at Reliable Automotive can deliver the car battery service you’re looking for!

When the mechanics at your go-to auto shop install a new battery in your vehicle, this component will need some time to charge to 100%. Because of that, you shouldn’t turn your car off immediately after a car battery replacement appointment.

Instead, driving your car for at least 30 minutes after taking care of this service is a good idea. By doing so, you’ll be able to get your new battery off to the best possible start.

Your battery should be able to sit for a while between uses, but the amount of time it will hold a charge will vary depending on its age and condition. Ideally, you should be able to let your car battery sit from four weeks to two months without issues. (Even so, it’s best to play it safe by driving your car at least once every two weeks.)

On the other hand, you may find that your car battery is drained after a surprisingly short period — say, three to five days. If that’s the case, there’s a possibility that your car battery is dealing with a parasitic drain, corroded connections, or another issue.

If you suspect you may be overdue for car battery replacement, keep an eye out for red flags such as:

  • Illuminated warning lights. Is the check engine or battery warning light on your dashboard active? If so, you’ll need to visit your local auto shop for battery service.
  • Slow engine cranking. When your battery is on the verge of failing, it may take longer than usual to get your vehicle started.
  • A bloated battery case. If your battery is visibly swelling, it needs to be replaced as soon as possible. This issue is often caused by extreme heat.
  • Old age. No car battery should be used for more than half a decade. If your battery has been in service for three years, make sure to get it professionally inspected (and to schedule follow-up inspections every year past this point).

Additionally, you’ll need to put some thought into finding an auto shop you can trust to handle battery replacement without overcharging you in the process. Reliable Automotive employs ASE-certified mechanics and offers money-saving auto repair coupons, making us the perfect choice for this job!

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