The eight most common causes of car battery corrosion and what you can do 

If you’ve ever opened your hood and noticed a white, blue, or greenish buildup around your battery terminals, you’re looking at battery corrosion. While it’s a common issue for many drivers, corrosion on a car’s battery can affect performance and even prevent your vehicle from starting. At Sherwood Ford near Edmonton, we often see battery corrosion during routine vehicle inspections. It’s especially common in climates that experience seasonal temperature swings, like in Alberta. Understanding what causes corrosion on a car battery can help you prevent it and keep your vehicle starting reliably. 

Below, we’ll break down the most common reasons car batteries corrode and what you can do.