Posted on July 20th, 2023

The car battery is the heartbeat of your vehicle. It's what gives your car the power to start and keeps it running. 

Unfortunately for the vehicle owners, batteries don't last forever. It's not a question of if it will fail, but when. 

This post aims to guide you through the process of changing a car battery correctly and safely.

Understanding Your Car Battery

Before we delve into how to replace a car battery, it's essential to understand what a car battery is and what it does.

The Role of a Car Battery

A car battery is an electrochemical device that outputs electric energy to power the car's ignition system, starter motor, and lights. When the engine is running, the alternator charges the battery to ensure it's ready for your next start-up.

When to Replace Your Car Battery

Car batteries usually last between 3 to 5 years, but this can vary depending on the quality of the battery, the climate, and how often you drive. If your car is having trouble starting, or if you've noticed any corrosion or bloating on the battery, it may be time for a replacement.

How to Properly Change a Car Battery

Changing a car battery may seem daunting, but with some precautions, it can be a straightforward process. Always remember to check the car's manual before starting the process as some cars may have specific procedures.

Safety First

Before you start, put on safety goggles and gloves to protect your eyes and skin from the corrosive battery acid. Make sure the car is off and parked on a level surface.

Removing the Old Battery

Start by loosening and removing the negative cable (usually black) before the positive cable (red). Once both cables are removed, unbolt the battery holder and carefully take out the battery.

Installing the New Battery

Place the new battery into the battery holder. Attach and tighten the positive cable first, then the negative. Make sure the connections are secure, then start your car to check if the new battery is working properly.

What to Avoid When Changing a Car Battery

While changing a car battery is relatively straightforward, there are several mistakes that you must avoid to ensure safety and the longevity of your new battery.

Wrong Battery Type

Before purchasing a new battery, check your car's manual or old battery for the correct specifications. Using the wrong battery type can damage your car's electrical system.

Mixing Up the Cables

Remember, disconnect the negative cable first and connect it last when installing the new battery. Mixing up the cables can result in a short circuit, causing damage to the electrical system or even personal injury.

Forgetting to Clean the Battery Terminals

Before installing the new battery, clean the terminals on the cables to ensure a good connection. A mix of baking soda and water is a good cleaning solution.

Conclusion

Changing a car battery can be a straightforward task when you know what to do and what to avoid. However, if you're not comfortable doing it yourself, it's always best to hire professionals.

Remember, we at RoadAngel - Towing & Roadside Service, are always ready to assist you. 

We offer car unlock, flat tire service, battery jumpstart, fuel delivery, towing, and roadside battery replacement services . 

Don't hesitate to reach out to us at (940) 282-2257 or via email at [email protected]. Our expert team is here to ensure your safe journey on the road.