What Causes a Swollen Battery — and Is It Dangerous?
Got a swollen car battery? Learn what causes it, why it’s dangerous, and how Tires Plus can help with inspection, replacement, and trusted battery options.
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Check your car battery’s performance with a free battery test.* Our expert technicians will run diagnostics on your vehicle battery and give you recommendations on maintenance or replacement as needed. Ask your local Tires Plus for more details.
*With an eligible coupon.
Your car battery powers the starter and gets your engine running—without it, your car won’t start. It works by sending a jolt of electrical energy to your vehicle’s starter that turns over the engine. Choosing a dependable car battery and taking care of it with regular maintenance can help preserve your battery’s power and performance.
Get the Right Battery at the Right Price From Tires Plus.
Duralast ProPower Batteries meet or exceed the performance of your original battery. Each battery goes through extreme weather and cycle testing to make sure you're powered for the long haul. Duralast ProPower Batteries carry a powerful free replacement limited warranty, plus additional Roadside Assistance benefits.
Product claims and guarantees are those of the battery manufacturer and not of Tires Plus.
Electrical systems rarely fail—but auto batteries are not designed to last the life of a vehicle. If you keep your vehicle long enough, your battery will eventually require replacement. Want to know how to tell if a car battery is bad? Here are some signs that your vehicle’s battery may be failing:
Got a swollen car battery? Learn what causes it, why it’s dangerous, and how Tires Plus can help with inspection, replacement, and trusted battery options.
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