Why won't my M3 battery stay charged?

A car battery that needs to be jump-started every time is as good as dead. The battery might be old. Or, you’ve been leaving the doors slightly open and the lights on overnight. Stop in for a free battery check at your local Firestone Complete Auto Care and learn more about your battery's charge.

What do you do with my dead M3 battery?

We’ll recycle your car battery for you!

How much will replacing my BMW M3’s battery cost if I get a DieHard battery?

BMW M3 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 often should I replace my car battery?

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.

Why is there white, flaky stuff around my M3’s battery post?

If you notice white, crusty stuff around the battery terminals of your M3, 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 M3’s electrical system, potentially leading to poor performance, difficulty starting, and other issues.

How do I clean a corroded M3 battery terminal?

Regularly inspecting and cleaning your battery terminals will help keep your M3’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 M3?

Your local Firestone Complete Auto Care sells and installs M3 batteries in your neighborhood. Our Firestone Direct mobile vans can even come to you and do it! Learn more about mobile battery services.

2001 BMW M3 Batteries

Get a New BMW Battery

Get a New BMW M3 Battery

Don’t let a dead battery stop you. Shop replacement car batteries for your 2001 BMW M3 at Firestone Complete Auto Care.

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The Right Battery Size for a 2001 BMW M3

Not sure what battery to get for your BMW M3? Use the following chart to find information on BMW M3 battery size and cold cranking amps.

Battery	Engine	Warranty		Cold Cranking Amps
94RH7	L6/3.2L	Replacement 36 months	Performance months	800
H7-AGM	L6/3.2L	Replacement 36 months	Performance months	850

BATTERIES
L6/3.2L - Battery: 94RH7 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 800
L6/3.2L - Battery: H7-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 850

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Buy the Right Battery for Your BMW M3

Your M3 doesn't have an expiration date, but its battery does. The average car battery lasts three to five years. Check your battery regularly and replace it as needed so it doesn’t leave you and your BMW M3 stranded. Pay attention to clues that your battery is on its way out. A sluggish engine start, an illuminated check engine light or battery signal, bloated battery case, corroded battery posts, and subpar electrical performance can all signal that your battery needs attention.

Or, you can get a complimentary battery check at your nearest Firestone Complete Auto Care. Our equipment can see how much charge is left in your battery. Stop by for a free battery test and, if needed, a replacement battery for your 2001 BMW M3. Automotive batteries are just one of our many areas of expertise. Our technicians are familiar with BMW-specific recommendations for M3 car batteries’ reserve capacities and cold cranking amps. Get help figuring out the battery size that fits your car perfectly, and schedule a fast car battery replacement at your earliest convenience.

Why Choose a DieHard Battery for Your M3?

Your BMW M3 deserves the best, which is why we only carry top-of-the-line replacement parts and batteries. Your M3 needs a reliable, durable and powerful battery that can handle most extreme environments and weather conditions. DieHard batteries go above and beyond using state-of-the-art advancements to meet the expanding power demands of new vehicles and their accessories. A DieHard battery isn't an ordinary car battery. It's extraordinary. Go with a DieHard battery for your M3 and drive with confidence knowing that performance will be there when you're counting on it. That’s why you should choose batteries from Firestone Complete Auto Care.

Making Your M3’s New Battery Last

Did you recently have a new 2001 BMW M3 car battery installed? Good thinking! You can give your new battery a head start with proper care and attention. turning off all of the lights when you leave your vehicle, cutting back on unnecessary short trips, keeping the battery posts corrosion-free, and not playing the radio or using other electronics when the engine is turned off.

Commonly Asked M3 Battery Questions

Get answers to common car battery questions, from Firestone Complete Auto Care. If you have battery questions that are BMW M3-specific, pay us a visit. Our expert techs have the answers you need.

Why won't my M3 battery stay charged? A car battery that needs to be jump-started every time is as good as dead. The battery might be old. Or, you’ve been leaving the doors slightly open and the lights on overnight. Stop in for a free battery check at your local Firestone Complete Auto Care and learn more about your battery's charge.
What do you do with my dead M3 battery? We’ll recycle your car battery for you!
How much will replacing my BMW M3’s battery cost if I get a DieHard battery? BMW M3 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 often should I replace my car battery? 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.
Why is there white, flaky stuff around my M3’s battery post? If you notice white, crusty stuff around the battery terminals of your M3, 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 M3’s electrical system, potentially leading to poor performance, difficulty starting, and other issues.
How do I clean a corroded M3 battery terminal? Regularly inspecting and cleaning your battery terminals will help keep your M3’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 M3? Your local Firestone Complete Auto Care sells and installs M3 batteries in your neighborhood. Our Firestone Direct mobile vans can even come to you and do it! Learn more about mobile battery services.