Why does the check engine light come on when I start my S350?

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 go off shortly. Bring your vehicle in 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 S350 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate 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 S350 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 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 use water in my Mercedes-Benz S350 radiator?

It’s not recommended you put water in your S350 radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

Why did my S350 engine suddenly stop?

If your S350 car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Where can I go for Mercedes-Benz S350 repair?

Your local Firestone Complete Auto Care has you covered with expert S350 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Engine Repairs for Your 1994 Mercedes-Benz S350

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1994 Mercedes-Benz S350 Trim Options

Select your Mercedes-Benz S350 trim level to learn more about Mercedes-Benz-recommended engine repair. Use the following chart to find information.

L6/3.4L

1994 Mercedes-Benz S350 Repair

Stuff wears out. Even your Mercedes-Benz S350’s engine parts and components will change. We’re here to help when something stops working. Click on a repair below to learn more about 1994 Mercedes-Benz S350 repairs.

We Know Mercedes-Benz S350 Engines

The Mercedes-Benz S350 is respected for its reliability. You probably thought about that when you got it. Even so, pieces and parts can break down over time. Things can go wrong on the road. When they do, you might find yourself searching for 1994 Mercedes-Benz S350 engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Mercedes-Benz S350 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 1994 Mercedes-Benz S350

An illuminated check engine light on your Mercedes-Benz S350 is one of the first signs it's time to 'brake' for engine service. A steady or flashing check engine light could signal a serious issue with your or emission control system that won’t go away on its own. Causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your S350 issues diagnosed and our expert techs will get the root of the problem. rattling sounds, essential fluid leaks, or engine misfiring.

1994 S350 Engine Services

If your 1994 Mercedes-Benz S350 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 seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 1994 S350 engine repairs and you can feel confident knowing that we use Mercedes-Benz-approved parts and components like the cambelt, motor oil seal, sensors, or another part.

1994 Mercedes-Benz S350 Engine Q&A

Why does the check engine light come on when I start my S350? 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 go off shortly. Bring your vehicle in 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 S350 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate 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 S350 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 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 use water in my Mercedes-Benz S350 radiator? It’s not recommended you put water in your S350 radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
Why did my S350 engine suddenly stop? If your S350 car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Where can I go for Mercedes-Benz S350 repair? Your local Firestone Complete Auto Care has you covered with expert S350 engine repair. Schedule an appointment today and see us at one of our thousands of locations.