Why does the check engine light come on when I start my CLS63 AMG S?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your CLS63 AMG S firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why does my Mercedes-Benz engine sound different?

Strange under-the-hood noises can point to problems within your Mercedes-Benz CLS63 AMG S engine. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. 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 a Mercedes-Benz engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mercedes-Benz CLS63 AMG S 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. Steer clear of these habits to help protect engine performance and efficiency.

Is it okay to put water in 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 a CLS63 AMG S engine to suddenly stop?

If your CLS63 AMG S car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Who repairs Mercedes-Benz CLS63 AMG S engines?

Your local Firestone Complete Auto Care fixes Mercedes-Benz CLS63 AMG S engines. Book an appointment today! We have thousands of locations across the country.

Reliable Repairs for 2014 Mercedes-Benz CLS63 AMG S Engines

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2014 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. Use the following chart to find information.

V8/5.5L

2014 Mercedes-Benz CLS63 AMG S Repair

Nothing lasts forever. Even your Mercedes-Benz CLS63 AMG S’s engine parts and components will change. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 2014 Mercedes-Benz CLS63 AMG S repairs.

We Care for Mercedes-Benz CLS63 AMG S Engines

Mercedes-Benz CLS63 AMG S drivers trust that their CLS63 AMG S will take them near and far. You may have even been thinking about that when you bought it. However, even your trustworthy engine is subject to wear and tear. Sometimes plans go sideways. When they do, you might find yourself searching for 2014 Mercedes-Benz CLS63 AMG S engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. 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.

Check Engine Light on 2014 Mercedes-Benz CLS63 AMG S

If your CLS63 AMG S check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your fuel, Causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few possible causes. Bring your CLS63 AMG S in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. Other signs it's time for Mercedes-Benz CLS63 AMG S engine service might include burning smells, or misfiring.

Mercedes-Benz CLS63 AMG S Engine Repair

If your 2014 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 repair can wait, we'll let 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. By choosing Firestone Complete Auto Care for CLS63 AMG S engine repairs and you can feel good knowing that we only use Mercedes-Benz-compliant replacement parts such as the cambelt, motor oil seal, ignition coil, or other parts.

Questions About 2014 Mercedes-Benz CLS63 AMG S Engines

Why does the check engine light come on when I start my CLS63 AMG S? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your CLS63 AMG S firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why does my Mercedes-Benz engine sound different? Strange under-the-hood noises can point to problems within your Mercedes-Benz CLS63 AMG S engine. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. 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 a Mercedes-Benz engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mercedes-Benz CLS63 AMG S 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. Steer clear of these habits to help protect engine performance and efficiency.
Is it okay to put water in 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 a CLS63 AMG S engine to suddenly stop? If your CLS63 AMG S car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Who repairs Mercedes-Benz CLS63 AMG S engines? Your local Firestone Complete Auto Care fixes Mercedes-Benz CLS63 AMG S engines. Book an appointment today! We have thousands of locations across the country.