A car battery is one of those things that you really don’t think about until you need to. When you do, it’s usually a last resort and a source of anxiety. But, as a professional auto mechanic, I’ve been called upon to change a car battery more times than I can remember. I’ve also spent countless hours helping people learn how to do it themselves, so I decided to share my experience with you.

How to change a car battery?

Step 1: Turn off the car: Remove the key from the ignition.

Step 2: Disconnect the battery: Remove the negative (–) cable from the battery.

Step 3: Disconnect the positive (+) cable: Remove the positive (+) cable from the battery.

Step 4: Disconnect the ground cables: Remove the negative and positive cables from the battery.

Step 5: Check the terminals: Check the terminals for corrosion. If there is corrosion, use a wire brush to clean the terminals.

Step 6: Test the battery: Test the battery by connecting a battery tester to the terminals. If the battery is good, it should light up. If it doesn’t, replace the battery.

Things to consider before changing a car battery

1. Make sure you have the correct tools: Before you do anything, you’ll want to make sure you have the correct tools. You’ll want to make sure you have a new set of car jumper cables, a socket, and a new set of car battery terminals. You might also want to buy a car battery charger, but that’s optional.

2. Make sure you’ve checked the battery: After you’ve made sure you have all the correct tools, you’ll want to make sure you’ve checked the battery. You might want to check the battery for leaks or damage, or you might want to make sure the battery is fully charged.

3. Check for the correct voltage: Once you’ve checked the battery, you’ll want to make sure it has the correct voltage. If it doesn’t, you’ll need to get a new battery.

4. Make sure it’s not too hot: After you’ve checked the battery, you’ll want to make sure it’s not too hot. You should always keep your car battery cool, and if it’s too hot, you could damage it.

5. Make sure the cables are connected correctly: Once you’ve checked the battery, you’ll want to make sure the cables are connected correctly. You might want to check that the battery cables aren’t loose, or that the positive and negative cables are connected to the battery terminals.

6. Check the battery is in good working order: Once you’ve checked the battery for leaks or damage, you’ll want to make sure it’s in good working order. You can do this by checking the battery for any signs of corrosion. You can also make sure the car battery is fully charged.

7. Turn off the engine: After you’ve checked the battery for leaks or damage, you’ll want to make sure the engine is turned off. This is a safety precaution. If the engine isn’t turned off, the battery could overheat, which could lead to a fire.

In conclusion, The best way to do this is to start at the bottom of the battery and work your way up. This is because the top of the battery is where the terminals are located. If you have a dead battery, the first thing you need to do is disconnect the negative terminal. Next, you need to turn the key on the vehicle and let it sit for a few minutes. After that, you need to turn the key off and then back on. If you see that the battery is still dead, you should take it to a local garage.