Why Your M18 Battery Won’t Charge | Fix with B6AC Charger & Cell Replacement Tutorial

Milwaukee M18 battery not charging or flashing a red/green light error? ???? Don’t throw it away just yet! In this video, I’ll show you step-by-step how to repair and revive your M18 battery pack using a B6AC balance charger and a cell replacement method.

You’ll learn:
✅ How to diagnose a low or unbalanced M18 battery
✅ How to safely balance charge lithium-ion cells using the B6AC charger https://amzn.to/4pYw5bA
✅ How to replace bad cells inside your M18 battery pack
✅ Battery safety tips and testing after repair

Whether your battery won’t hold a charge, shows low voltage, or the charger won’t recognize it, this video will help you bring it back to life ????

⚙️ Tools & Materials Used:

Milwaukee M18 battery pack

iMAX B6AC balance charger
https://amzn.to/4pYw5bA

Replacement 18650 Li-ion cells

Spot welder & multimeter

⚠️ Safety Disclaimer:
Battery repair involves working with high current cells. Proceed at your own risk, and always follow proper safety procedures.



???? Let me know in the comments:
Have you revived an M18 battery before? What tools did you use?

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Milwaukee M18 Battery repair course
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