The Most Common Car Key Battery Replacement Mistake Every Newbie Makes

· 5 min read
The Most Common Car Key Battery Replacement Mistake Every Newbie Makes

Car Key Battery Replacement

If your car key fob is not working, it could be due to a low or dead batteries. It is simple to replace a key fob battery in your car at home.

Find out what kind of battery you need. There are many CR2025 and CR2032 3-Volt batteries, which can be purchased at hardware stores and some electronics retailers.

Open the Car Key


If you're anything like the majority of people, your vehicle is an integral element of your life. You depend on it to get to work, go to school, or go on the errands. Imagine how annoying it is to push the key fob button to unlock your car, but nothing happens. This could be because your car's battery is dead. It's simple to replace your car key battery!

First, you need to determine if the battery on your key fob is low. It can happen abruptly or it could gradually weaken until it stops working. It's important to change the battery in case this occurs.

Modern cars are equipped with key fobs, which come with a separate battery. The most commonly used car key battery replacement is the CR2032 battery, which is cheap and easily found in stores like Batteries Plus.

To change the batteries in your key fob you will need to remove it. The majority of key fobs come with a clamshell design, with two halves which snap together. It is usually possible to open the key fob by using a butter knife or fingernail. Certain key fobs are more difficult to open and require the use of a screwdriver.

When the two halves are separated, you can see the circuit board as well as the battery. Be sure to not lose any screws or cables in the process. Take a photo or write down the orientation of the old battery in the key fob so that you can replace it in the same position.

Insert the new battery in the same spot as the previous one. Be sure to verify that the new battery has a positive and negative side. After the battery is installed, you can place the circuit board over it and then snap back the two halves together.

It's not unusual to lock your vehicle with the key fob in it. The key fob has an alarm that can help you locate it. If the alarm does not work and you're not sure what to do, contact a locksmith for assistance.

Take off the old Battery

The batteries inside key fobs could get worn out over the course of time. The good news is that changing a car key battery is a simple job that can be completed at home in just a few minutes. Our service professionals will teach you the basics of replacing your key fob so that you can get back on the road in no time!

You'll first need to locate the old battery. There is a symbol on the top or back of the battery, which can be seen with a magnifying lens. You can also consult the owner's manual for your vehicle or ask someone at the service department at your dealer to identify the type of battery you require.

It's time to replace your old battery once you've discovered it! With a flat screwdriver or a coin, gently open the fob at the seam. Be careful not to damage the plastic casing as well as any electronic components within. Once you've opened the fob, be sure to remove the battery you have used, taking note of which side is positive and which negative, to ensure that you put in the new battery in the same orientation.

Replace the battery and then snap the two halves back together. Test the key fob to be sure that the battery is functioning before you leave. If all goes well you're ready to go!

If you're in need of a fast and simple replacement for your car battery, come to the service professionals at our GMC dealership. We'll assist you in finding the right battery for your vehicle, then give you steps-by-step instructions on how to replace it. With some effort you'll be able enjoy your GMC vehicle for years to come! Our dealership in Normal, IL is ready to assist you with all your automotive needs!

Insert the New Battery

Car key fobs are very important for the safety of car drivers because they permit a person to unlock and start their vehicle remotely. The key fob battery will eventually get worn out, just like any other vehicle battery. The replacement of the car battery is very simple and can be accomplished by any car owner.

The first step is to determine the kind of battery your key fob requires. This information is typically found in your car's owner's manual or in the parts department of the dealer. Once you have identified the type of battery that you require, you can purchase one at an auto parts store. Make sure the battery is of the same size and is placed in the correct way.

Place the battery in a safe manner into the key fob. Be careful not to damage the circuit board or any of the other internal components while doing so. The positive side of the battery should be facing upwards. This is what will charge it. Once the battery is in the key fob, you can close the key fob by placing back the circuit board and snapping both sides of the fob together.

After sealing the fob, you can then check it to ensure that all buttons work just as they should. Press each button on the fob to determine if it responds. You're ready to go if everything is working correctly! If not, you might need to reopen the fob to double-check that the battery is in the correct orientation.

It is crucial for car owners to know how to change the battery in their car keys. This will help them save money and time by not having to wait for a dealer to do it. These simple steps will let any driver replace their car key battery, and keep their vehicle running. You can also save money by doing most of the work yourself.

Replace the Key

Car key fobs are great tools to secure the security of your vehicle. They let you lock and unlock your doors by pressing a an arrow, as well as opening your trunk and tailgate. They are powered by batteries, and it is important to replace them regularly so that they continue to function exactly as they were intended to. You can easily change the battery on your car key fob by following a few easy instructions.

You'll first need to open the fob that holds the key. This step can vary by manufacturer, but you'll typically have to use either a flat screwdriver, or a strong fingernail to break the fob apart at the joint. Be  car key replacement locksmith  to not damage any internal components when opening your key fob.

Once the fob is opened, remove the old battery. It should easily pop out thanks to an internal spring, but if not you can try using more than one location around the fob and apply gentle pressure. Insert the new battery in its compartment, and make sure it is in the right orientation.

You can find the button cell battery in most auto accessory shops as well as home improvement stores and general stores. Alternately, you can purchase them on the internet through retailers such as Amazon.

After replacing the battery, you'll need to shut your key fob again. You should test the lock's unlock and start functions. If you find that they're not, it may be a good idea to have the key fob reprogrammed by a professional locksmith.

Key fobs are convenient however, they can cause problems when they're not functioning properly. To avoid being stranded with an unresponsive key fob, it's important to change the battery when it starts losing charge. By following these simple steps to change the battery in your car key fob easily and save money since you won't need to pay for a professional service.