Car Batteries for 2021 Mercedes-Benz GLC300

Get a Battery for Your Mercedes-Benz GLC300

Don't let a failing battery slow you down. Shop replacement batteries for 2021 Mercedes-Benz GLC300s today and schedule a quick installation at Firestone Complete Auto Care.

The Right Battery Size for a 2021 Mercedes-Benz GLC300

Researching battery replacements for your Mercedes-Benz GLC300? Use this chart to find the right battery size and CCAs for your Mercedes-Benz GLC300.

Battery Engine Warranty Cold Cranking Amps
H6-AGM L4/2.0L Replacement 36 months Performance months 760
BATTERIES

L4/2.0L

- Battery: H6-AGM

- Warranty: Replacement 36 months, Performance months

- Cold Cranking Amps: 760

Shopping for Mercedes-Benz GLC300 Car Batteries

Your GLC300 doesn't have an expiration date, but its battery does. The average car battery lasts three to five years. You want to replace your 2021 Mercedes-Benz GLC300 battery before it fails and leaves you stranded. Watch for signs that your current battery is getting too old or too weak. A sluggish engine start, an illuminated check engine light or battery signal, bloated battery case, corrosion-covered posts, or dim headlights may all indicate that your battery needs attention.

Plus, at Firestone Complete Auto Care, we’ll test your battery for free. With computerized testing we can see how much charge is left in your battery. Visit us for a complimentary battery check and, if necessary, a battery replacement to help keep your 2021 Mercedes-Benz GLC300 running! Car batteries are one of our many specialties! Our technicians are well-acquainted with Mercedes-Benz’s service specs for GLC300 battery CCAs and reserve capacity. Get help figuring out the battery size that matches your vehicle, and schedule a weekday or weekend battery replacement service for your car.

Why Choose a DieHard Battery for Your GLC300?

Your Mercedes-Benz GLC300 deserves the best, which is why we only carry top-of-the-line replacement parts and batteries. Your vehicle needs a reliable, durable and powerful battery that can handle most extreme environments and weather conditions. DieHard batteries shatter expectations using state-of-the-art advancements to satisfy the growing power requirements of new vehicles and their accessories. They're no ordinary battery, they're extraordinary. Buy a DieHard battery for your Mercedes-Benz GLC300 and drive with confidence knowing that performance will be there when you need it most. That's the kind of battery we deliver.

Making Your GLC300’s New Battery Last

Got a new car battery installed in your 2021 Mercedes-Benz GLC300? Good thinking! You can give your new battery a head start with proper care and attention. You can take care of your battery by limiting short trips, keeping your battery posts clean, and not using electronics such as the radio and power outlets when the engine is off.

Commonly Asked GLC300 Battery Questions

Firestone Complete Auto Care has answers to your top car battery questions. If you have a battery question that's unique to your Mercedes-Benz GLC300 battery, pay us a visit. Our expert techs have the answers you need.

  • Why won't my GLC300 battery stay charged? A battery is in its final hour when it will no longer hold a charge. The battery might be old. Or, you may have a habit of leaving your car doors open and the cabin light at night. Stop in for a free battery check at your local Firestone Complete Auto Care and get a handle on your car battery’s health.
  • What happens to my old GLC300 battery? We’ll recycle your car battery for you!
  •  How much do DieHard batteries cost for your Mercedes-Benz GLC300? Mercedes-Benz GLC300 batteries can be affordable, especially when there's an available battery coupon. The best part is every DieHard battery comes with a free replacement warranty and extra coverage with DieHard Assurance.
  • How long is a car battery good for? Car battery lifespan varies depending on a few factors, including driving conditions, accessories,  how well it’s maintained, and the type of battery. On average, a car battery lasts about three to five years.
  • What is the white, crusty stuff around my GLC300’s battery post? A chemical reaction between battery acid and the air can cause a white, crusty buildup to form on the terminals of your GLC300 car battery. This buildup — known as corrosion — can impede the flow of electricity and cause a range of issues, from poor performance to premature battery failure.
  • How do I clean a corroded GLC300 battery terminal? You can help prevent or get rid of corrosion by regularly inspecting and cleaning your battery terminals. Before cleaning your battery, see your GLC300 owner's manual to learn how to disconnect the battery cables. After disconnecting the cables, use a mixture of water and baking soda, a wire brush, and a rag to carefully clean the terminals.
  •  Who carries GLC300 batteries near me? Your local Firestone Complete Auto Care sells and installs GLC300 batteries in your neighborhood. Our Firestone Direct mobile vans can even come to you and do it! Learn more about mobile battery services.