Battery acid can leak if your battery has cracks or any other damage to it. A leaking battery causes electrolyte buildup on the terminals, which increases the risk of corrosion.

What's that powdery, crystallized stuff inside your battery case? Classic battery corrosion. While it can be a frustrating and potentially dangerous matter to resolve, it isn't usually hard to ...

Q: My 2020 Toyota Sienna has a significant amount of corrosion on the positive battery post and absolutely nothing on the negative post. What causes this and is it problematic? Can it be stopped?