Why does the check engine light come on when I start my E350?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your E350 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?

Unusual noises can signal a problem with your Mercedes-Benz E350 engine. Tapping or knocking could mean you need an oil change. 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 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 E350 engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I add water to my Mercedes-Benz E350 radiator?

While it’s not recommended, you can use water in your E350 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 E350 to suddenly stop?

Your E350 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 E350 engines?

For Mercedes-Benz E350 engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

2023 Mercedes-Benz E350 Engine Repair

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2023 Mercedes-Benz E350 Trim Options

Select your Mercedes-Benz E350 trim level to learn more about Mercedes-Benz-recommended engine repair. Use the following chart to find information.

Mercedes-Benz E350 Repairs and Services

Nothing stays the same forever. Even your Mercedes-Benz E350’s engine parts and components will change. When something breaks, we're ready. Click on a repair below to learn more about 2023 Mercedes-Benz E350 repairs.

We’re Trained to Care for Mercedes-Benz E350 Engines

Mercedes-Benz E350 engines are known for their reliability. You probably thought about that when you got it. However, even your trustworthy engine is subject to wear and tear. Things can go wrong on the road. If they do, you’ll have to find a dependable 2023 Mercedes-Benz service center — quick! 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 E350 engine will be in good hands. If you think something’s wrong with your engine, schedule an appointment at your convenience. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 2023 Mercedes-Benz E350 Check Engine Light Is On

As soon as your E350 check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s on or flashing could be a symptom of a serious problem in your combustion, Possible causes can include a failing oxygen sensor, damaged spark plug, issues with your catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Bring your E350 to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. engine rattling, essential fluid leaks, or misfiring.

Engine Repairs for Your 2023 E350

When your Mercedes-Benz E350 engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We never do any work without your sign-off. 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 provide you with the information you need to make an informed engine repair decision. By choosing Firestone Complete Auto Care for E350 engine repairs and you can drive easy knowing that we use Mercedes-Benz-approved parts and fluids — timing chain or belt, oil gasket, ignition coil, or other parts.

Engine Q&A 2023 Mercedes-Benz E350

Why does the check engine light come on when I start my E350? It’s usually normal for your check engine light to turn on upon ignition. It’s just your E350 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? Unusual noises can signal a problem with your Mercedes-Benz E350 engine. Tapping or knocking could mean you need an oil change. 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 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 E350 engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I add water to my Mercedes-Benz E350 radiator? While it’s not recommended, you can use water in your E350 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 E350 to suddenly stop? Your E350 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 E350 engines? For Mercedes-Benz E350 engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.