Why doesn’t my C300 battery stay charged?

A car battery that needs to be jump-started every time is as good as dead. It may be getting old. Or, you may have a habit of leaving your car doors open and the dome lights on during the night. Stop by for a complimentary battery check at your favorite Firestone Complete Auto Care to learn more about the state of your battery.

What do you do with my old C300 battery?

We recycle it! Nearly 100% of all lead-acid batteries are recyclable.

What’s the cost of DieHard batteries for Mercedes-Benz C300s?

Get affordable prices on Mercedes-Benz C300 batteries by using one of our limited-time battery deals. Plus, all DieHard car batteries come with a free replacement warranty and extra coverage with DieHard Assurance.

How long is a car battery good for?

The typical 12-volt car battery may last three to five years, depending on the type of battery, the driving conditions, and how well the battery is maintained.

Why is there white, crusty buildup on my C300’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 C300 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 remove corrosion from my C300 car battery?

You can help prevent or get rid of corrosion by regularly inspecting and cleaning your battery terminals. Before cleaning your battery, see your C300 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 C300 batteries near me?

You can shop for C300 batteries at your local Firestone Complete Auto Care, and our expert technicians will even handle the installation. Don’t have time to visit our store? Our Firestone Direct mobile vans can come to you for battery installations! Learn more about our mobile battery services.

2011 Mercedes-Benz C300 Batteries

Get a New Mercedes-Benz Battery

Get a New Mercedes-Benz C300 Battery

Don't let a failing battery slow you down. Shop replacement batteries for 2011 Mercedes-Benz C300s today and schedule a quick installation at Firestone Complete Auto Care.

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2011 Mercedes-Benz C300 Battery Replacement & Size

Need more info about Mercedes-Benz C300 batteries? Use the following chart to find information on Mercedes-Benz C300 battery size and cold cranking amps.

Battery	Engine	Warranty		Cold Cranking Amps
48H6	V6/3.0L	Replacement 36 months	Performance months	730
H8-AGM	V6/3.0L	Replacement 36 months	Performance months	900
48H6	V6/3.5L	Replacement 36 months	Performance months	730
H7-AGM	V6/3.5L	Replacement 36 months	Performance months	850

BATTERIES
V6/3.0L - Battery: 48H6 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 730
V6/3.0L - Battery: H8-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 900
V6/3.5L - Battery: 48H6 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 730
V6/3.5L - Battery: H7-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 850

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Buying a Replacement Battery for Mercedes-Benz C300

You can pretty much drive your Mercedes-Benz C300 until you don't want to anymore. But your C300's battery? Don't count on it to last forever. Generally, car batteries last from three to five years. Check your battery regularly and replace it as needed so it doesn’t leave you and your Mercedes-Benz C300 stranded. Look out for symptoms of a faulty car battery. A lagging starter, an illuminated battery or check engine light, bloated battery case, corroded battery posts, or weak lights may all indicate that your battery is on its last leg.

Or, you can get a complimentary battery check at your nearest Firestone Complete Auto Care. With computerized testing we can see how much charge is left in your battery. Stop by for a free battery test and, if needed, get your Mercedes-Benz C300 a replacement battery. Car batteries are one of our many specialties! Our technicians are familiar with Mercedes-Benz-specific recommendations for C300 battery cold cranking amps and reserve capacity. Get help identifying the type and size of battery that matches your vehicle, and schedule a fast car battery replacement at your earliest convenience.

Find the Right DieHard Battery for Your C300

Your Mercedes-Benz C300 deserves the best, which is why we exclusively carry the best. Your vehicle needs a reliable, durable and powerful battery in extremely hot and cold environments. DieHard batteries shatter expectations using the latest innovative technology to satisfy the expanding power requirements of new vehicles and their accessories. A DieHard battery isn't an ordinary car battery. It's extraordinary. Buy a DieHard battery for your Mercedes-Benz C300 and get behind the wheel with confidence. Why? Because performance will be there when you're counting on it. That’s why you should choose batteries from Firestone Complete Auto Care.

After Buying 2011 Mercedes-Benz C300 Battery

Did you recently have a new 2011 Mercedes-Benz C300 car battery installed? Congrats! You can give your new battery a head start with proper care and attention. ensuring all the lights are turned off before you leave the car, limiting short trips, keeping the battery posts corrosion-free, and avoiding radio and electronic component use when the engine is off.

Commonly Asked C300 Battery Questions

Get answers to common car battery questions, from Firestone Complete Auto Care. If you have battery questions that are Mercedes-Benz C300-specific, visit your nearest store. Our technicians are happy to help.

Why doesn’t my C300 battery stay charged? A car battery that needs to be jump-started every time is as good as dead. It may be getting old. Or, you may have a habit of leaving your car doors open and the dome lights on during the night. Stop by for a complimentary battery check at your favorite Firestone Complete Auto Care to learn more about the state of your battery.
What do you do with my old C300 battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
What’s the cost of DieHard batteries for Mercedes-Benz C300s? Get affordable prices on Mercedes-Benz C300 batteries by using one of our limited-time battery deals. Plus, all DieHard car batteries come with a free replacement warranty and extra coverage with DieHard Assurance.
How long is a car battery good for? The typical 12-volt car battery may last three to five years, depending on the type of battery, the driving conditions, and how well the battery is maintained.
Why is there white, crusty buildup on my C300’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 C300 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 remove corrosion from my C300 car battery? You can help prevent or get rid of corrosion by regularly inspecting and cleaning your battery terminals. Before cleaning your battery, see your C300 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 C300 batteries near me? You can shop for C300 batteries at your local Firestone Complete Auto Care, and our expert technicians will even handle the installation. Don’t have time to visit our store? Our Firestone Direct mobile vans can come to you for battery installations! Learn more about our mobile battery services.