Why does my E350’s check engine light come on when I start it?

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.

Are Mercedes-Benz E350 engine noises bad?

Strange engine sounds can be a sign something’s off in your Mercedes-Benz E350. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Mercedes-Benz E350 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 slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I put water in my Mercedes-Benz E350 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.

Why did my E350 engine suddenly stop?

Reasons your E350 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 E350 repair?

Your local Firestone Complete Auto Care offers Mercedes-Benz E350 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

2021 Mercedes-Benz E350 Engine Repair

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2021 Mercedes-Benz E350 Trim Options

Select your Mercedes-Benz E350 trim level to learn more about Mercedes-Benz-recommended engine repair. Even Mercedes-Benz E350 parts will get older and change.

Mercedes-Benz E350 Repairs and Services

Stuff wears out. Even your Mercedes-Benz E350’s engine parts and components will change. When something breaks or fails, we’re ready to help. Select a repair or category to learn more about 2021 Mercedes-Benz E350 services.

We Know Mercedes-Benz E350 Engines

Mercedes-Benz E350 drivers trust that their E350 will take them near and far. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Things can go wrong on the road. If they do, you’ll have to find a dependable 2021 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. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Check Engine Light on 2021 Mercedes-Benz E350

An illuminated check engine light on your Mercedes-Benz E350 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 or emission control system that won’t go away on its own. Possible causes can include a failing oxygen sensor, worn spark plug, a clogged catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your E350 to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. Other signs it's time for Mercedes-Benz E350 engine service might include oil leaks, or engine misfiring.

Mercedes-Benz E350 Engine Repair

When your Mercedes-Benz E350 engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We don't start working until we have your approval. If a repair can wait, we'll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We seek to give you all the info you need to make a smart decision about our services. Choose Firestone Complete Auto Care for Mercedes-Benz E350 engine repairs and you can drive easy knowing that we use Mercedes-Benz-approved parts and fluids — cambelt, motor oil seal, sensors, or a different component.

Questions About 2021 Mercedes-Benz E350 Engines

Why does my E350’s check engine light come on when I start it? 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.
Are Mercedes-Benz E350 engine noises bad? Strange engine sounds can be a sign something’s off in your Mercedes-Benz E350. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Mercedes-Benz E350 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 slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I put water in my Mercedes-Benz E350 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.
Why did my E350 engine suddenly stop? Reasons your E350 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 E350 repair? Your local Firestone Complete Auto Care offers Mercedes-Benz E350 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!