DeWalt Battery Smoking: What to Do When Your Saw Stops Working

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Updated in October 2025 | By John

Has your trusty DeWalt battery-powered chainsaw suddenly started emitting smoke
leaving you in a haze of frustration Imagine the convenience of a cordless tool
only to be met with the unexpected sight of smoke and now
a non-functional chainsaw. The situation may seem dire
but fear not! As a seasoned professional in power tool repair and maintenance
I’ve encountered and resolved numerous issues similar to yours. The sight of smoke and subsequent malfunction can be alarming
but with the right guidance
we can diagnose the problem and get your chainsaw back to peak performance. Let’s delve into the potential causes and solutions for this perplexing predicament
ensuring that you can once again rely on your DeWalt chainsaw as the dependable workhorse it was designed to be.

So Dewalt Battery Started Smoking And Saw Now Does Not Work

DeWalt Battery Smoking: What to Do When Your Saw Stops Working

If your DeWalt chainsaw battery is smoking, it’s important to take action immediately to prevent a fire. Here’s what to do:

1. Turn off the saw and unplug it from the charger.
2. Remove the battery from the saw.
3. Place the battery in a fireproof container.
4. Contact DeWalt customer service for assistance.

Don’t attempt to repair the battery yourself:
Doing so could pose a serious fire hazard.

Dewalt Battery Started Smoking and Saw Now Does Not Work

What Happened?

There are a few possible reasons why your Dewalt battery might have started smoking and your saw might no longer work.

The battery may have been damaged:
If the battery was dropped or damaged in some other way, it could have caused a short circuit, which could have led to the battery smoking.

The battery may have been overcharged:
If the battery was left on the charger for too long, it could have caused the battery to overheat, which could have led to the battery smoking.

The battery may have been discharged too deeply:
If the battery was discharged below its minimum voltage, it could have caused the battery to damage itself, which could have led to the battery smoking.

What Can You Do?

If your Dewalt battery has started smoking and your saw no longer works, you should first try to determine what caused the problem. If you think the battery was damaged, you should stop using it and contact Dewalt for a replacement battery. If you think the battery was overcharged or discharged too deeply, you should try to recharge the battery and see if that fixes the problem. If the battery still does not work, you should contact Dewalt for a replacement battery.

Prevention

To prevent your Dewalt battery from starting smoking and your saw from no longer working, you should take the following precautions:

Do not drop or damage your battery:

Do not overcharge your battery:

Do not discharge your battery too deeply:

Store your battery in a cool, dry place:

By following these precautions, you can help to extend the life of your Dewalt battery and prevent it from causing any damage to your saw.

Also Read: Does Dewalt 20V Circular Saw Work With 18V Battery

FAQs: Dewalt Battery Started Smoking and Saw Now Does Not Work

Why did my Dewalt battery start smoking?

There are a few possible reasons why your Dewalt battery may have started smoking.

The battery may have been damaged: If the battery was dropped, crushed, or otherwise damaged, it could have caused a short circuit that produced smoke.

The battery may have been overheated: If the battery was used for an extended period of time at high temperatures, it could have overheated and started smoking.

The battery may have been defective: In rare cases, a Dewalt battery may be defective and start smoking without any apparent cause.

What should I do if my Dewalt battery starts smoking?

If your Dewalt battery starts smoking, you should immediately stop using it and take the following steps:

1. Unplug the battery from the tool: If the battery is still connected to the tool, unplug it immediately.
2. Place the battery in a safe location away from flammable materials: The battery may still be hot and could cause a fire if it comes into contact with combustible materials.
3. Contact Dewalt customer service: Dewalt customer service can help you determine the cause of the problem and provide you with instructions on how to proceed.

Can I still use my Dewalt battery if it started smoking?

It is not recommended to use a Dewalt battery that has started smoking. Even if the battery appears to be working normally, it is possible that there is damage to the internal components that could cause a fire or other hazard. If you are unsure whether or not you can safely use the battery, you should contact Dewalt customer service for advice.

How can I prevent my Dewalt battery from starting smoking?

There are a few things you can do to help prevent your Dewalt battery from starting smoking:

Do not drop, crush, or otherwise damage the battery:

Do not use the battery for an extended period of time at high temperatures:

Store the battery in a cool, dry place:

Inspect the battery regularly for signs of damage:

Replace the battery if it is damaged or defective:

What is the warranty on Dewalt batteries?

Dewalt batteries are covered by a one-year limited warranty. The warranty covers defects in materials and workmanship. It does not cover damage caused by misuse or abuse.

For more information on Dewalt batteries, please visit the Dewalt website.

About The Author

Hi, I’m John, the creator of this site.
With years of hands-on gardening experience, I’m passionate about growing fresh fruits and vegetables and making gardening easy for everyone.
Here, I share tips, ideas, and inspiration to help you enjoy a thriving garden—no matter your skill level!