Why won’t my SLK55 AMG battery hold a charge?

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 been leaving your car doors ajar and the dome lights on during the night. Stop by for a complimentary battery check at your local Firestone Complete Auto Care and get a handle on your car battery’s health.

What happens to my old SLK55 AMG battery?

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

How much will replacing my Mercedes-Benz SLK55 AMG’s battery cost if I get a DieHard battery?

Get affordable prices on Mercedes-Benz SLK55 AMG 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 can I expect my car battery to last?

You can usually get three to five years out of your car battery. However, battery type, how well you maintain your battery, and your driving habits can all affect your battery’s lifespan.

What is the white, crusty stuff around my SLK55 AMG’s battery post?

If you notice white, crusty stuff around the battery terminals of your SLK55 AMG, 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 SLK55 AMG’s electrical system, potentially leading to poor performance, difficulty starting, and other issues.

What do I do about corrosion on my SLK55 AMG car battery?

Regularly inspecting and cleaning your battery terminals will help keep your SLK55 AMG’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 purchase SLK55 AMG batteries near me?

You can shop for SLK55 AMG 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.

2009 Mercedes-Benz SLK55 AMG Car Batteries

Get a New Mercedes-Benz Battery

Get a New Mercedes-Benz SLK55 AMG Battery

Don’t let a dead battery stop you. Shop replacement car batteries for your 2009 Mercedes-Benz SLK55 AMG at Firestone Complete Auto Care.

Shop Batteries

2009 Mercedes-Benz SLK55 AMG Battery Replacement & Size

Researching battery replacements for your Mercedes-Benz SLK55 AMG? Check the chart to find the right car battery size and cold cranking amps for your SLK55 AMG.

Battery	Engine	Warranty		Cold Cranking Amps
48H6	V8/5.5L	Replacement 36 months	Performance months	730
H6-AGM	V8/5.5L	Replacement 36 months	Performance months	760

BATTERIES
V8/5.5L - Battery: 48H6 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 730
V8/5.5L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760

Schedule an Appointment

Shopping for Mercedes-Benz SLK55 AMG Car Batteries

Sadly, your Mercedes-Benz SLK55 AMG 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 SLK55 AMG’s car battery. Replace it regularly instead! Pay attention to clues that your battery is on its way out. A sluggish engine start, a blinking battery or check engine light, swollen battery case, corroded battery terminals, or weak lights can all be signs that your battery is on its last leg.

Plus, at Firestone Complete Auto Care, we’ll test your battery for free. Our equipment can see how much charge is left in your battery. Stop by for a free battery test and, if necessary, a battery replacement to help keep your 2009 Mercedes-Benz SLK55 AMG running! Car batteries are one of our many specialties! Our technicians are well-acquainted with Mercedes-Benz’s service specs for SLK55 AMG battery cold cranking amps and reserve capacity. Get help identifying the type and size of battery that's best for your SLK55 AMG, and schedule an appointment today for a quick car battery replacement.

Why Choose a DieHard Battery for Your SLK55 AMG?

Your Mercedes-Benz SLK55 AMG deserves the best, which is why we carry just that. Your vehicle needs a reliable, durable and powerful battery in extremely hot and cold environments. DieHard batteries go above and beyond using state-of-the-art advancements to fuel the increasing power demands of new vehicles. Don't call a DieHard battery ordinary. It's an extraordinary battery. Buy a DieHard battery for your Mercedes-Benz SLK55 AMG and have the peace of mind that your battery will perform when you need it. That’s why you should choose batteries from Firestone Complete Auto Care.

After Buying 2009 Mercedes-Benz SLK55 AMG Battery

Have you recently had a fresh battery installed in your Mercedes-Benz SLK55 AMG? Good thinking! Give your new car battery the best start with proper care. ensuring all the lights are turned off before you leave the car, limiting short trips, cleaning your battery posts, and avoiding radio and electronic component use when the engine is off.

Answers to Your SLK55 AMG Car Battery Questions

Get answers to common car battery questions, from Firestone Complete Auto Care. If you have a SLK55 AMG-specific battery question, pay us a visit. Our technicians have the answers.

Why won’t my SLK55 AMG battery hold a charge? 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 been leaving your car doors ajar and the dome lights on during the night. Stop by for a complimentary battery check at your local Firestone Complete Auto Care and get a handle on your car battery’s health.
What happens to my old SLK55 AMG battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
How much will replacing my Mercedes-Benz SLK55 AMG’s battery cost if I get a DieHard battery? Get affordable prices on Mercedes-Benz SLK55 AMG 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 can I expect my car battery to last? You can usually get three to five years out of your car battery. However, battery type, how well you maintain your battery, and your driving habits can all affect your battery’s lifespan.
What is the white, crusty stuff around my SLK55 AMG’s battery post? If you notice white, crusty stuff around the battery terminals of your SLK55 AMG, 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 SLK55 AMG’s electrical system, potentially leading to poor performance, difficulty starting, and other issues.
What do I do about corrosion on my SLK55 AMG car battery? Regularly inspecting and cleaning your battery terminals will help keep your SLK55 AMG’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 purchase SLK55 AMG batteries near me? You can shop for SLK55 AMG 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.