2008 Mercedes-Benz SL550 Batteries

Get a New Mercedes-Benz SL550 Battery

Don’t let a dead battery stop you. Shop replacement car batteries for your 2008 Mercedes-Benz SL550 at Firestone Complete Auto Care.

The Right Battery Size for a 2008 Mercedes-Benz SL550

Researching battery replacements for your Mercedes-Benz SL550? Use the following chart to find information on Mercedes-Benz SL550 battery size and cold cranking amps.

Battery Engine Warranty Cold Cranking Amps
V4 V8/5.5L Replacement 36 months Performance months 520
H6-AGM V8/5.5L Replacement 36 months Performance months 760
BATTERIES

V8/5.5L

- Battery: V4

- Warranty: Replacement 36 months, Performance months

- Cold Cranking Amps: 520

V8/5.5L

- Battery: H6-AGM

- Warranty: Replacement 36 months, Performance months

- Cold Cranking Amps: 760

Shopping for Mercedes-Benz SL550 Car Batteries

Sadly, your Mercedes-Benz SL550 won't last forever. Neither will its battery. On average, auto batteries last anywhere from three to five years. You want to replace your 2008 Mercedes-Benz SL550 battery before it fails and leaves you stranded. Look out for symptoms of a faulty car battery. A sluggish engine start, a blinking battery or check engine light, swollen battery case, corroded battery terminals, 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 best-in-class tools we can tell you how much "life" is left in your battery. Stop by for a free battery test and, if necessary, a battery replacement to help keep your 2008 Mercedes-Benz SL550 running! Car batteries are one of our many specialties! Our technicians are familiar with Mercedes-Benz-specific recommendations for SL550 battery cold cranking amps and reserve capacity. Get help choosing the battery size that matches your vehicle, and schedule a fast car battery replacement at your earliest convenience.

Why Choose a DieHard Battery for Your SL550?

We only want what’s best for your Mercedes-Benz SL550, which is why we carry just that. Your SL550 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 meet the increasing power needs of new vehicles. Don't call a DieHard battery ordinary. It's an extraordinary battery. Choose a DieHard battery for your Mercedes-Benz SL550 and have the peace of mind that performance will be there when you need it most. That's the kind of battery we deliver.

Caring for a New Mercedes-Benz SL550 Battery

Did you recently have a new 2008 Mercedes-Benz SL550 car battery installed? Good thinking! You can give your new battery a head start with proper care and attention. flipping the dome lights and headlights off when exiting the car, decreasing the number of short trips you take, cleaning your battery posts, and not using electronics such as the radio and power outlets when the engine is off.

Top SL550 Car Battery Questions

Turn to Firestone Complete Auto Care for answers to all your car battery questions. If you have a SL550-specific battery question, pay us a visit. Our technicians are happy to help.

  • Why won't my SL550 battery stay charged? A battery that won't hold a charge is almost as good as dead. The battery might be old. Or, you’ve been leaving the doors slightly open and the cabin light at night. Stop by for a complimentary battery check at your nearest Firestone Complete Auto Care and learn more about your battery's charge.
  • What do you do with my old SL550 battery? We’ll recycle your car battery for you!
  •  How much do DieHard batteries cost for your Mercedes-Benz SL550? You can find affordable SL550 batteries by using one of our car battery coupons, when available. Plus, every DieHard battery comes with extra coverage thanks to DieHard Assurance and a free replacement warranty.
  • What is the average lifespan of a car battery? A car battery normally lasts three to five years, but this number can vary based on battery type, your driving habits, and battery maintenance.
  • What is the white, crusty substance accumulating on my SL550’s battery post? The white, flaky stuff that can build up around your SL550’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 SL550, possibly causing issues with electrical performance and starting. If left unaddressed for long enough, it may even cause your battery to prematurely fail.
  • What do I do about corrosion on my SL550 car battery? To help extend the life of your battery, you should routinely inspect and clean the terminals using a baking soda and water mix, wire brush, and rag. Be sure to disconnect the battery cables before cleaning and check your SL550 owner’s manual for instructions on how to do so.
  •  Who carries SL550 batteries near me? At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install SL550 batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.