Why does the check engine light in my S550 turn on when I start my car?

It's okay if your check engine light comes on when you first start your vehicle. It’s just your S550 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are Mercedes-Benz S550 engine noises bad?

Unusual noises can signal a problem with your Mercedes-Benz S550 engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage a Mercedes-Benz engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mercedes-Benz S550 engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I use water in my Mercedes-Benz S550 radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your S550 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause a S550 engine to suddenly stop?

There are different reasons your S550 vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Where can I go for Mercedes-Benz S550 repair?

Your local Firestone Complete Auto Care offers Mercedes-Benz S550 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 2015 Mercedes-Benz S550 Engines

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2015 Mercedes-Benz S550 Trim Options

Select your Mercedes-Benz S550 trim level to learn more about Mercedes-Benz-recommended engine repair. Use the following chart to find information.

V8/4.7L

Repairs for Your 2015 Mercedes-Benz S550

Nothing stays the same forever. Even your Mercedes-Benz S550’s engine parts and components will change. We’re here to help when something stops working. Click on a repair below to learn more about 2015 Mercedes-Benz S550 repairs.

We Know Mercedes-Benz S550 Engines

Mercedes-Benz S550 drivers trust that their S550 will take them near and far. You probably thought about that when you got it. Even so, pieces and parts can break down over time. Things can go sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 2015 Mercedes-Benz S550 engine repairs. That's when it's time to head to Firestone Complete Auto Care. We've serviced more than 500 million vehicles since 1926, and our technicians know Mercedes-Benz S550 engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 2015 Mercedes-Benz S550

An illuminated check engine light on your Mercedes-Benz S550 is one of the first signs it's time to 'brake' for engine service. A steady or flashing check engine light could signal a serious issue with your vehicle's ignition, Possible causes can include a failing oxygen sensor, worn spark plug, issues with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your S550 to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. Other signs it's time for Mercedes-Benz S550 engine service might include essential fluid leaks, or a sinking feeling that something’s wrong.

2015 S550 Engine Services

If your 2015 Mercedes-Benz S550 needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. If a repair can wait, we'll let you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We want to provide you with the information you need to make an informed engine repair decision. Turn to Firestone Complete Auto Care for your 2015 S550 engine repairs and you can feel confident knowing that we use Mercedes-Benz-approved parts and components like the timing belt, engine oil seal, fuses, or a different component.

2015 Mercedes-Benz S550 Engine Q&A

Why does the check engine light in my S550 turn on when I start my car? It's okay if your check engine light comes on when you first start your vehicle. It’s just your S550 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are Mercedes-Benz S550 engine noises bad? Unusual noises can signal a problem with your Mercedes-Benz S550 engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage a Mercedes-Benz engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mercedes-Benz S550 engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I use water in my Mercedes-Benz S550 radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your S550 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause a S550 engine to suddenly stop? There are different reasons your S550 vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Where can I go for Mercedes-Benz S550 repair? Your local Firestone Complete Auto Care offers Mercedes-Benz S550 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!