Why won’t my CL500 battery hold a charge?

A battery is in its final hour when it will no longer hold a charge. The battery may be too 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 free battery test at your nearest Firestone Complete Auto Care and learn more about your battery's charge.

What happens to my old CL500 battery?

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

What’s the cost of DieHard batteries for Mercedes-Benz CL500s?

Mercedes-Benz CL500 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 substance accumulating on my CL500’s battery post?

If you notice white, crusty stuff around the battery terminals of your CL500, it's likely corrosion. A chemical reaction between battery acid and the air can create a white, powdery substance that builds up over time on the terminals. This buildup can interfere with the electrical connection between the battery and your CL500’s electrical system, potentially leading to poor performance, difficulty starting, and other issues.

What do I do about corrosion on my CL500 car battery?

Regularly inspecting and cleaning your battery terminals will help keep your CL500’s electrical system running smoothly. Before cleaning, reference your owner’s manual for instructions on how to disconnect the battery cables. Once the cables have been disconnected, gently clean the terminals with a mixture of water and baking soda, a wire brush, and a rag.

Where can I find a battery for my CL500?

At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install CL500 batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.

2003 Mercedes-Benz CL500 Batteries

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Get a New Mercedes-Benz CL500 Battery

Don’t let a dead battery stop you. Shop replacement car batteries for your 2003 Mercedes-Benz CL500 at Firestone Complete Auto Care.

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2003 Mercedes-Benz CL500 Battery Replacement & Size

Researching battery replacements for your Mercedes-Benz CL500? Use this chart to find the right battery size and CCAs for your Mercedes-Benz CL500.

Battery	Engine	Warranty		Cold Cranking Amps
93-1	V8/5.0L	Replacement 24 months	Performance months	825
49H8	V8/5.0L	Replacement 36 months	Performance months	900
H8-AGM	V8/5.0L	Replacement 36 months	Performance months	900

BATTERIES
V8/5.0L - Battery: 93-1 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 825
V8/5.0L - Battery: 49H8 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 900
V8/5.0L - Battery: H8-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 900

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Buy the Right Battery for Your Mercedes-Benz CL500

Sadly, your Mercedes-Benz CL500 won't last forever. Neither will its battery. 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 CL500 stranded. Watch for signs that your current battery is getting too old or too weak. A slow engine crank, an illuminated battery or check engine light, bloated battery case, corroded battery terminals, and subpar electrical performance may all indicate that your battery is waving goodbye.

You can also get a Free Battery Test at your local Firestone Complete Auto Care. With computerized testing we can see how much charge is left in your battery. Visit us for a complimentary battery check and, if needed, get your Mercedes-Benz CL500 a replacement battery. Car batteries are only one of our many strong suits. Our technicians are well-acquainted with Mercedes-Benz’s service specs for CL500 car batteries’ reserve capacities and cold cranking amps. Get help identifying the type and size of battery that's best for your CL500, and schedule a fast car battery replacement at your earliest convenience.

Find the Right DieHard Battery for Your CL500

Your Mercedes-Benz CL500 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 fuel the expanding power needs of new vehicles and their accessories. Don't call a DieHard battery ordinary. It's an extraordinary battery. Choose a DieHard battery for your Mercedes-Benz CL500 and drive with confidence knowing that performance will be there when you're counting on it. That's the kind of battery we deliver.

After Buying 2003 Mercedes-Benz CL500 Battery

Have you recently had a fresh battery installed in your Mercedes-Benz CL500? Great job! Give your new car battery the best start with proper care. ensuring all the lights are turned off before you leave the car, cutting back on unnecessary short trips, cleaning your battery posts, and avoiding radio and electronic component use when the engine is off.

Answers to Your CL500 Car Battery Questions

Get answers to common car battery questions, from Firestone Complete Auto Care. If you have a battery question that's unique to your Mercedes-Benz CL500 battery, stop by your nearest store. Our expert techs have the answers you need.

Why won’t my CL500 battery hold a charge? A battery is in its final hour when it will no longer hold a charge. The battery may be too 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 free battery test at your nearest Firestone Complete Auto Care and learn more about your battery's charge.
What happens to my old CL500 battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
What’s the cost of DieHard batteries for Mercedes-Benz CL500s? Mercedes-Benz CL500 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 substance accumulating on my CL500’s battery post? If you notice white, crusty stuff around the battery terminals of your CL500, it's likely corrosion. A chemical reaction between battery acid and the air can create a white, powdery substance that builds up over time on the terminals. This buildup can interfere with the electrical connection between the battery and your CL500’s electrical system, potentially leading to poor performance, difficulty starting, and other issues.
What do I do about corrosion on my CL500 car battery? Regularly inspecting and cleaning your battery terminals will help keep your CL500’s electrical system running smoothly. Before cleaning, reference your owner’s manual for instructions on how to disconnect the battery cables. Once the cables have been disconnected, gently clean the terminals with a mixture of water and baking soda, a wire brush, and a rag.
Where can I find a battery for my CL500? At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install CL500 batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.