Why does the check engine light in my G550 turn on when I start my car?

It’s usually normal for your check engine light to turn on upon ignition. This is a sign that your vehicle is testing 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 engine sounds can be a sign something’s off in your Mercedes-Benz G550. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Mercedes-Benz G550 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 pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I use water in my Mercedes-Benz G550 radiator?

It’s not recommended you put water in your G550 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 G550 engine suddenly stop?

There are different reasons your G550 vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Who fixes Mercedes-Benz G550 engines?

For Mercedes-Benz G550 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.

2017 Mercedes-Benz G550 Engine Repair

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2017 Mercedes-Benz G550 Trim Options

Select your Mercedes-Benz G550 trim level to learn more about Mercedes-Benz-recommended engine repair. Use the following chart to find information.

V8/4.0L

Mercedes-Benz G550 Repairs and Services

Stuff wears out. Even your Mercedes-Benz G550's many parts and pieces. We’re here to help when something stops working. Select a repair or category to learn more about 2017 Mercedes-Benz G550 services.

We Know Mercedes-Benz G550 Engines

Mercedes-Benz G550 engines are known for their reliability. That might be why you bought it in the first place. Even so, pieces and parts can break down over time. Sometimes plans go sideways. If they do, you’ll have to find a dependable 2017 Mercedes-Benz service center — quick! Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Mercedes-Benz G550 engine will be in good hands. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Check Engine Light on 2017 Mercedes-Benz G550

An illuminated check engine light on your Mercedes-Benz G550 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 starter, Causes may include a faulty oxygen sensor, worn spark plug, issues with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your G550 in for an on-board diagnostic check and our expert techs will get the root of the problem. Other signs your Mercedes-Benz G550 engine needs some TLC are essential fluid leaks, or a sinking feeling that something’s wrong.

Engine Repairs for Your 2017 G550

If your 2017 Mercedes-Benz G550 needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We never do any work without your sign-off. If a repair isn’t urgent right now, we’ll let you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We want to give you all the details you need to make an informed decision about your engine repairs. By choosing Firestone Complete Auto Care for G550 engine repairs and you can feel good knowing that we only use Mercedes-Benz-compliant replacement parts such as the timing chain or belt, engine oil seal, fuses, or a different component.

2017 Mercedes-Benz G550 Engine Q&A

Why does the check engine light in my G550 turn on when I start my car? It’s usually normal for your check engine light to turn on upon ignition. This is a sign that your vehicle is testing 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 engine sounds can be a sign something’s off in your Mercedes-Benz G550. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Mercedes-Benz G550 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 pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I use water in my Mercedes-Benz G550 radiator? It’s not recommended you put water in your G550 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 G550 engine suddenly stop? There are different reasons your G550 vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Who fixes Mercedes-Benz G550 engines? For Mercedes-Benz G550 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.