Why does the check engine light in my 300SDL turn on when I start my car?

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 turn off in a bit, but come see us if it doesn't.

Are Mercedes-Benz 300SDL engine noises bad?

Strange engine sounds can be a sign something’s off in your Mercedes-Benz 300SDL. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage my Mercedes-Benz 300SDL engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.

Can I use water in my Mercedes-Benz 300SDL radiator?

While it’s not recommended, you can use water in your 300SDL 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 300SDL engine to suddenly stop?

Reasons your 300SDL car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who can repair my Mercedes-Benz 300SDL engine?

Your local Firestone Complete Auto Care fixes Mercedes-Benz 300SDL engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 1987 Mercedes-Benz 300SDL

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1987 Mercedes-Benz 300SDL Trim Options

Select your Mercedes-Benz 300SDL trim level to learn more about Mercedes-Benz-recommended engine repair. Even Mercedes-Benz 300SDL parts will get older and change.

L6/3.0L

1987 Mercedes-Benz 300SDL Repair

Nothing stays the same forever. Even your Mercedes-Benz 300SDL’s engine parts and components will change. When something breaks, we're ready. Click on a repair below to learn more about 1987 Mercedes-Benz 300SDL repairs.

We Know Mercedes-Benz 300SDL Engines

The Mercedes-Benz 300SDL is respected for its reliability. You may have even been thinking about that when you bought 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 1987 Mercedes-Benz service center — quick! That’s where Firestone Complete Auto Care comes in. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Mercedes-Benz 300SDL 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.

My 1987 Mercedes-Benz 300SDL Check Engine Light Is On

An illuminated check engine light on your Mercedes-Benz 300SDL 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 car’s ignition, Causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your 300SDL issues diagnosed and our expert techs will get the root of the problem. Other signs it's time for Mercedes-Benz 300SDL engine service might include burning smells, or engine misfiring.

Engine Repairs for Your 1987 300SDL

If your 1987 Mercedes-Benz 300SDL needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. 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 provide you with the information you need to make an informed engine repair decision. Turn to Firestone Complete Auto Care for your 1987 300SDL engine repairs and you can feel confident knowing that we use Mercedes-Benz-approved parts and components like the serpentine belt, valve guide seal, fuses, or another part.

1987 Mercedes-Benz 300SDL Engine Q&A

Why does the check engine light in my 300SDL turn on when I start my car? 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 turn off in a bit, but come see us if it doesn't.
Are Mercedes-Benz 300SDL engine noises bad? Strange engine sounds can be a sign something’s off in your Mercedes-Benz 300SDL. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage my Mercedes-Benz 300SDL engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.
Can I use water in my Mercedes-Benz 300SDL radiator? While it’s not recommended, you can use water in your 300SDL 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 300SDL engine to suddenly stop? Reasons your 300SDL car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who can repair my Mercedes-Benz 300SDL engine? Your local Firestone Complete Auto Care fixes Mercedes-Benz 300SDL engines. Book an appointment today! We have thousands of locations across the country.