Why won't my 400SEL battery stay charged?

A car battery that needs to be jump-started every time is as good as dead. The battery may be too old. Or, you may have been leaving your car doors ajar and the lights on overnight. 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 dead 400SEL battery?

We’ll recycle your car battery for you!

How much will replacing my Mercedes-Benz 400SEL’s battery cost if I get a DieHard battery?

Mercedes-Benz 400SEL 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.

Why is there white, flaky stuff around my 400SEL’s battery post?

The white, flaky stuff that can build up around your 400SEL’s battery terminals is known as corrosion. Acid leaking from your vehicle’s battery post can have a chemical reaction with the air, leading to an accumulation of the white, powdery substance over time. Corrosion can affect the flow of electricity between your battery and the electrical system in your 400SEL, possibly causing issues with electrical performance and starting. If left unaddressed for long enough, it may even cause your battery to prematurely fail.

How do I clean corrosion off my 400SEL vehicle battery?

Regularly inspecting and cleaning your battery terminals will help keep your 400SEL’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.

Who sells 400SEL batteries near me?

Your local Firestone Complete Auto Care sells and installs 400SEL batteries in your neighborhood. Our Firestone Direct mobile vans can even come to you and do it! Learn more about mobile battery services.

1993 Mercedes-Benz 400SEL Batteries

Get a New Mercedes-Benz Battery

Mercedes-Benz 400SEL Batteries Near You

Don't let a failing battery slow you down. Shop replacement batteries for 1993 Mercedes-Benz 400SELs today and schedule a quick installation at Firestone Complete Auto Care.

Shop Batteries

Battery Size & Replacement for 1993 Mercedes-Benz 400SEL

Not sure what battery to get for your Mercedes-Benz 400SEL? Use the following chart to find information on Mercedes-Benz 400SEL battery size and cold cranking amps.

Battery	Engine	Warranty		Cold Cranking Amps
93-1	V8/4.2L	Replacement 24 months	Performance months	825
49H8	V8/4.2L	Replacement 36 months	Performance months	900
H8-AGM	V8/4.2L	Replacement 36 months	Performance months	900

BATTERIES
V8/4.2L - Battery: 93-1 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 825
V8/4.2L - Battery: 49H8 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 900
V8/4.2L - Battery: H8-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 900

Schedule an Appointment

Buy the Right Battery for Your Mercedes-Benz 400SEL

Sadly, your Mercedes-Benz 400SEL won't last forever. Neither will its battery. On average, auto batteries last anywhere from three to five years. Don’t get stranded by your 400SEL’s car battery. Replace it regularly instead! Look out for symptoms of a faulty car battery. A sluggish engine start, an illuminated battery or check engine light, swollen battery case, corroded battery terminals, or dim headlights can all signal that your battery is waving goodbye.

You can also get a Free Battery Test at your local Firestone Complete Auto Care. Our equipment can see how much charge is left in your battery. Drop in for a free battery check and, if needed, get your Mercedes-Benz 400SEL a replacement battery. Car batteries are one of our many specialties! Our technicians are well-acquainted with Mercedes-Benz’s service specs for 400SEL battery CCAs and reserve capacity. Get help choosing the battery size that fits your car perfectly, and schedule a fast car battery replacement at your earliest convenience.

Is There a DieHard Battery for 400SELs?

Your Mercedes-Benz 400SEL deserves the best, which is why we exclusively carry the best. Your vehicle needs a reliable, durable and powerful battery in even the most extreme conditions. DieHard batteries shatter expectations using state-of-the-art advancements to satisfy the growing power needs of modern vehicles Don't call a DieHard battery ordinary. It's an extraordinary battery. Go with a DieHard battery for your 400SEL and have the peace of mind that performance will be there when you're counting on it. That's the kind of battery we deliver.

Making Your 400SEL’s New Battery Last

Have you recently had a fresh battery installed in your Mercedes-Benz 400SEL? Great job! Now, help it last longer and stay charged by caring for it from the get-go. turning off all of the lights when you leave your vehicle, limiting short trips, keeping the battery posts corrosion-free, and not using electronics such as the radio and power outlets when the engine is off.

Commonly Asked 400SEL 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 400SEL battery, stop by your nearest store. Our technicians are happy to help.

Why won't my 400SEL battery stay charged? A car battery that needs to be jump-started every time is as good as dead. The battery may be too old. Or, you may have been leaving your car doors ajar and the lights on overnight. 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 dead 400SEL battery? We’ll recycle your car battery for you!
How much will replacing my Mercedes-Benz 400SEL’s battery cost if I get a DieHard battery? Mercedes-Benz 400SEL 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.
Why is there white, flaky stuff around my 400SEL’s battery post? The white, flaky stuff that can build up around your 400SEL’s battery terminals is known as corrosion. Acid leaking from your vehicle’s battery post can have a chemical reaction with the air, leading to an accumulation of the white, powdery substance over time. Corrosion can affect the flow of electricity between your battery and the electrical system in your 400SEL, possibly causing issues with electrical performance and starting. If left unaddressed for long enough, it may even cause your battery to prematurely fail.
How do I clean corrosion off my 400SEL vehicle battery? Regularly inspecting and cleaning your battery terminals will help keep your 400SEL’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.
Who sells 400SEL batteries near me? Your local Firestone Complete Auto Care sells and installs 400SEL batteries in your neighborhood. Our Firestone Direct mobile vans can even come to you and do it! Learn more about mobile battery services.