Why does the check engine light come on when I start my S550?

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your S550 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why is my Mercedes-Benz S550 making engine noise?

Strange engine sounds can be a sign something’s off in your Mercedes-Benz S550. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

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 hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

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

Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.

What can cause a S550 engine to suddenly stop?

Reasons your S550 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Where can I go for Mercedes-Benz S550 repair?

Your local Firestone Complete Auto Care has you covered with expert S550 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 2017 Mercedes-Benz S550 Engines

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2017 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

2017 Mercedes-Benz S550 Repair

Stuff wears out. Even your Mercedes-Benz S550's many parts and pieces. When something breaks, we're ready. Click on a repair below to learn more about 2017 Mercedes-Benz S550 repairs.

We’re Trained to Care for Mercedes-Benz S550 Engines

The Mercedes-Benz S550 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 sideways sometimes. When they do, you might find yourself searching for 2017 Mercedes-Benz S550 engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Mercedes-Benz S550 engine will be in good hands. 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.

Illuminated Check Engine Light on 2017 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 check engine light that’s on or flashing could be a symptom of a serious problem in your vehicle's ignition, Possible causes can include a failing oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your S550 issues diagnosed and we'll determine exactly why your check engine light is on. engine pinging noises, oil leaks, or misfiring.

Mercedes-Benz S550 Engine Repair

If your 2017 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 don't start working until we have your approval. If a service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. We want to give you all the details you need to make an informed decision about your engine repairs. Choose Firestone Complete Auto Care for Mercedes-Benz S550 engine repairs and you can feel confident knowing that we use Mercedes-Benz-approved parts and components like the cambelt, motor oil seal, sensors, or other parts.

Engine Q&A 2017 Mercedes-Benz S550

Why does the check engine light come on when I start my S550? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your S550 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why is my Mercedes-Benz S550 making engine noise? Strange engine sounds can be a sign something’s off in your Mercedes-Benz S550. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
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 hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I put water in my Mercedes-Benz S550 radiator? Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.
What can cause a S550 engine to suddenly stop? Reasons your S550 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Where can I go for Mercedes-Benz S550 repair? Your local Firestone Complete Auto Care has you covered with expert S550 engine repair. Schedule an appointment today and see us at one of our thousands of locations.