Why does the check engine light come on when I start my SL500?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your SL500 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?

Strange under-the-hood noises can point to problems within your Mercedes-Benz SL500 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 could be a sign that something is wrong with your brakes — not the engine.

What could damage a Mercedes-Benz engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mercedes-Benz SL500 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I use water in my Mercedes-Benz SL500 radiator?

While it’s not recommended, you can use water in your SL500 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.

Why did my SL500 engine suddenly stop?

Your SL500 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Where can I go for Mercedes-Benz SL500 repair?

For Mercedes-Benz SL500 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.

1999 Mercedes-Benz SL500 Engine Repair

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1999 Mercedes-Benz SL500 Trim Options

Select your Mercedes-Benz SL500 trim level to learn more about Mercedes-Benz-recommended engine repair. Use the following chart to find information.

V8/5.0L

Mercedes-Benz SL500 Repairs and Services

Stuff wears out. Even your Mercedes-Benz SL500’s engine parts and components will change. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 1999 Mercedes-Benz SL500.

We Know Mercedes-Benz SL500 Engines

Mercedes-Benz SL500 engines are known for their 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 sideways sometimes. When they do, you might find yourself searching for 1999 Mercedes-Benz SL500 engine repair or replacement parts. 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 SL500 engine will be in good hands. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Check Engine Light on 1999 Mercedes-Benz SL500

An illuminated check engine light on your Mercedes-Benz SL500 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 vehicle's ignition, Causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or an engine vacuum leak, to name a few possible causes. Stop by your local Firestone Complete Auto Care to get your SL500 issues diagnosed and we'll determine exactly why your check engine light is on. engine rattling, burning smells, or misfiring.

Engine Repairs for Your 1999 SL500

When your Mercedes-Benz SL500 engine needs repairs, 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. If it's necessary for your safety, we'll make sure you understand that, too. 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 1999 SL500 engine repairs and you can feel confident knowing that we use Mercedes-Benz-approved parts and components like the cambelt, valve guide seal, ignition coil, or other parts.

Engine Q&A 1999 Mercedes-Benz SL500

Why does the check engine light come on when I start my SL500? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your SL500 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? Strange under-the-hood noises can point to problems within your Mercedes-Benz SL500 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 could be a sign that something is wrong with your brakes — not the engine.
What could damage a Mercedes-Benz engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mercedes-Benz SL500 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I use water in my Mercedes-Benz SL500 radiator? While it’s not recommended, you can use water in your SL500 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.
Why did my SL500 engine suddenly stop? Your SL500 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Where can I go for Mercedes-Benz SL500 repair? For Mercedes-Benz SL500 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.