Car remote controller is a great tool that makes the life of car owners much more convenient, yo can lock and unlock your car remotely, open the trunk with just a push of a button and also start your car, but over time and frequent use they also might have issues that will stop them from working properly.
Here are the 3 most common issues that can cause your car remote to malfunction and how to fix them:

Battery life
The most common problem with car remote controls is a dead battery which can be easily fixed by replacing it. Many car owners just ignore the sign that indicate of low batteries considering it a minor issue until they find themselves completely unable to start their car.

Buttons
The second most common issue are worn out buttons. Over time and frequent use the buttons on the remote may become loose and won’t click properly.
In many cases you can simply push the loose button back into place to solve the problem, but if the buttons are completely detached from the circuit board it is time to call an automotive locksmith and get a new remote instead.

Programming
Sometimes after changing your car remote’s battery it may need to be reprogrammed. In some car brand and models you can reprogram the remote yourself by following simple instructions in your car’s manual.
However if you are not 100% sure about the process reaching out to an automotive locksmith expert is a reliable solution.