Why does the check engine light come on when I start my 300E?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your 300E firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are Mercedes-Benz 300E engine noises bad?

Unusual noises can signal a problem with your Mercedes-Benz 300E engine. 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 300E engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' 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.

Can I put water in my Mercedes-Benz 300E 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 the engine in my 300E to suddenly stop?

If your 300E 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 300E engines?

Your local Firestone Complete Auto Care has you covered with expert 300E engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Engine Repairs for Your 1987 Mercedes-Benz 300E

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1987 Mercedes-Benz 300E Trim Options

Select your Mercedes-Benz 300E trim level to learn more about Mercedes-Benz-recommended engine repair. Use the following chart to find information.

L6/3.0L

Mercedes-Benz 300E Repairs and Services

Nothing lasts forever. Even your Mercedes-Benz 300E's many parts and pieces. When something breaks or fails, we’re ready to help. Select a service or repair below to learn more about what we can do for your 1987 Mercedes-Benz 300E.

We Know Mercedes-Benz 300E Engines

Mercedes-Benz 300E drivers trust that their 300E will take them near and far. You probably thought about that when you got 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 1987 Mercedes-Benz 300E engine repair or replacement parts. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Mercedes-Benz 300E engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 1987 Mercedes-Benz 300E

An illuminated check engine light on your Mercedes-Benz 300E 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 combustion, 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 possible causes. Stop by your local Firestone Complete Auto Care to get your 300E issues diagnosed and our expert techs will get the root of the problem. rattling sounds, oil leaks, or misfiring.

1987 300E Engine Services

If your 1987 Mercedes-Benz 300E needs engine repair, 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 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 300E engine repairs and you can feel confident knowing that we use Mercedes-Benz-approved parts and components like the timing belt, oil gasket, sensors, or other parts.

1987 Mercedes-Benz 300E Engine Q&A

Why does the check engine light come on when I start my 300E? It’s usually normal for your check engine light to turn on upon ignition. It’s just your 300E firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are Mercedes-Benz 300E engine noises bad? Unusual noises can signal a problem with your Mercedes-Benz 300E engine. 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 300E engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' 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.
Can I put water in my Mercedes-Benz 300E 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 the engine in my 300E to suddenly stop? If your 300E 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 300E engines? Your local Firestone Complete Auto Care has you covered with expert 300E engine repair. Schedule an appointment today and see us at one of our thousands of locations.