Why does my CLS63 AMG S’s check engine light come on when I start it?

Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are Mercedes-Benz CLS63 AMG S engine noises bad?

Unusual noises can signal a problem with your Mercedes-Benz CLS63 AMG S 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 my Mercedes-Benz CLS63 AMG S 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 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 CLS63 AMG S radiator?

While it’s not recommended, you can use water in your CLS63 AMG S radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.

What can cause the engine in my CLS63 AMG S to suddenly stop?

There are different reasons your CLS63 AMG S 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.

Who repairs Mercedes-Benz CLS63 AMG S engines?

Your local Firestone Complete Auto Care offers Mercedes-Benz CLS63 AMG S engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

2017 Mercedes-Benz CLS63 AMG S Engine Repair

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2017 Mercedes-Benz CLS63 AMG S Trim Options

Select your Mercedes-Benz CLS63 AMG S trim level to learn more about Mercedes-Benz-recommended engine repair. Even Mercedes-Benz CLS63 AMG S parts will get older and change.

V8/5.5L

Mercedes-Benz CLS63 AMG S Repairs and Services

Nothing stays the same forever. Even your Mercedes-Benz CLS63 AMG S's many parts and pieces. We’re here to help when something stops working. Click on a repair below to learn more about 2017 Mercedes-Benz CLS63 AMG S repairs.

We Care for Mercedes-Benz CLS63 AMG S Engines

Mercedes-Benz CLS63 AMG S engines are known for their reliability. You probably thought about that when you got it. However, the wear-proof engine has yet to be invented! Sometimes plans go sideways. If they do, you’ll have to find a dependable 2017 Mercedes-Benz service center — quick! That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Mercedes-Benz CLS63 AMG S engines. Schedule an appointment if you're experiencing problems that could require engine repair. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Illuminated Check Engine Light on 2017 Mercedes-Benz CLS63 AMG S

An illuminated check engine light on your Mercedes-Benz CLS63 AMG S 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, Causes may include a faulty oxygen sensor, worn spark plug, a clogged catalytic converter, or a leaking engine vacuum, to name a few possible causes. Bring your CLS63 AMG S to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. rattling sounds, burning smells, or a sinking feeling that something’s wrong.

2017 CLS63 AMG S Engine Services

If your 2017 CLS63 AMG S engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a service can wait, we’ll make sure 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 CLS63 AMG S engine repairs and you can feel good knowing that we only use Mercedes-Benz-compliant replacement parts such as the serpentine belt, oil gasket, fuses, or another part.

2017 Mercedes-Benz CLS63 AMG S Engine Q&A

Why does my CLS63 AMG S’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are Mercedes-Benz CLS63 AMG S engine noises bad? Unusual noises can signal a problem with your Mercedes-Benz CLS63 AMG S 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 my Mercedes-Benz CLS63 AMG S 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 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 CLS63 AMG S radiator? While it’s not recommended, you can use water in your CLS63 AMG S radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.
What can cause the engine in my CLS63 AMG S to suddenly stop? There are different reasons your CLS63 AMG S 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.
Who repairs Mercedes-Benz CLS63 AMG S engines? Your local Firestone Complete Auto Care offers Mercedes-Benz CLS63 AMG S engine repair. Schedule an appointment today at one of our thousands of locations nationwide!