Why does the check engine light come on when I start my S55 AMG?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your S55 AMG firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why does my Mercedes-Benz engine sound different?

Strange under-the-hood noises can point to problems within your Mercedes-Benz S55 AMG engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Mercedes-Benz S55 AMG engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I add water to my Mercedes-Benz S55 AMG 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 S55 AMG when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause the engine in my S55 AMG to suddenly stop?

Your S55 AMG car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who repairs Mercedes-Benz S55 AMG engines?

Your local Firestone Complete Auto Care has you covered with expert S55 AMG engine repair. Schedule an appointment today and see us at one of our thousands of locations.

2003 Mercedes-Benz S55 AMG Engine Repair

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2003 Mercedes-Benz S55 AMG Trim Options

Select your Mercedes-Benz S55 AMG trim level to learn more about Mercedes-Benz-recommended engine repair. Even Mercedes-Benz S55 AMG parts will get older and change.

V8/5.4L

V8/5.5L

Repairs for Your 2003 Mercedes-Benz S55 AMG

Nothing stays the same forever. Even your Mercedes-Benz S55 AMG's many parts and pieces. When something breaks or fails, we’re ready to help. Select a repair or category to learn more about 2003 Mercedes-Benz S55 AMG services.

We Know Mercedes-Benz S55 AMG Engines

The Mercedes-Benz S55 AMG is respected for its reliability. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. When they do, you might find yourself searching for 2003 Mercedes-Benz S55 AMG engine repair or replacement parts. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced more than 500 million vehicles since 1926, and our technicians know Mercedes-Benz S55 AMG engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

My 2003 Mercedes-Benz S55 AMG Check Engine Light Is On

An illuminated check engine light on your Mercedes-Benz S55 AMG is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your fuel injection, Possible causes can include a failing oxygen sensor, bad spark plug, a problem with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your S55 AMG to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. engine pinging noises, oil leaks, or engine misfiring.

2003 S55 AMG Engine Services

If your 2003 Mercedes-Benz S55 AMG needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We don't start working until we have your approval. If a repair isn’t urgent right now, we’ll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for Mercedes-Benz S55 AMG engine repairs and you can drive easy knowing that we use Mercedes-Benz-approved parts and fluids — timing chain or belt, engine oil seal, sensors, or another part.

Questions About 2003 Mercedes-Benz S55 AMG Engines

Why does the check engine light come on when I start my S55 AMG? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your S55 AMG firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why does my Mercedes-Benz engine sound different? Strange under-the-hood noises can point to problems within your Mercedes-Benz S55 AMG engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Mercedes-Benz S55 AMG engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I add water to my Mercedes-Benz S55 AMG 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 S55 AMG when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause the engine in my S55 AMG to suddenly stop? Your S55 AMG car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who repairs Mercedes-Benz S55 AMG engines? Your local Firestone Complete Auto Care has you covered with expert S55 AMG engine repair. Schedule an appointment today and see us at one of our thousands of locations.