Why does the check engine light come on when I start my GL350?

It's okay if your check engine light comes on when you first start your vehicle. This is just your GL350 testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why is my Mercedes-Benz GL350 making engine noise?

Strange engine sounds can be a sign something’s off in your Mercedes-Benz GL350. Tapping or knocking could mean you need an oil change. 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 a Mercedes-Benz engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mercedes-Benz GL350 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle 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.

Is it okay to put water in my Mercedes-Benz GL350 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.

Why did my GL350 engine suddenly stop?

If your GL350 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 can repair my Mercedes-Benz GL350 engine?

For Mercedes-Benz GL350 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.

Reliable Repairs for 2011 Mercedes-Benz GL350 Engines

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2011 Mercedes-Benz GL350 Trim Options

Select your Mercedes-Benz GL350 trim level to learn more about Mercedes-Benz-recommended engine repair. Use the following chart to find information.

V6/3.0L

Repairs for Your 2011 Mercedes-Benz GL350

Stuff wears out. Even your Mercedes-Benz GL350’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 2011 Mercedes-Benz GL350 repairs.

We Know Mercedes-Benz GL350 Engines

Mercedes-Benz GL350 drivers trust that their GL350 will take them near and far. That might be why you bought it in the first place. However, even your trustworthy engine is subject to wear and tear. Things can go sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 2011 Mercedes-Benz GL350 engine repairs. That’s where Firestone Complete Auto Care comes in. We've serviced more than 500 million vehicles since 1926, and our technicians know Mercedes-Benz GL350 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.

Illuminated Check Engine Light on 2011 Mercedes-Benz GL350

An illuminated check engine light on your Mercedes-Benz GL350 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 system that won't go away on its own. Potential causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your GL350 to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. engine rattling, essential fluid leaks, or a sinking feeling that something’s wrong.

2011 GL350 Engine Services

If your 2011 GL350 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We make recommendations, but you make the final decision. If a service can wait, we’ll make sure 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 2011 GL350 engine repairs and you can feel good knowing that we only use Mercedes-Benz-compliant replacement parts such as the timing belt, valve guide seal, fuses, or other parts.

Engine Q&A 2011 Mercedes-Benz GL350

Why does the check engine light come on when I start my GL350? It's okay if your check engine light comes on when you first start your vehicle. This is just your GL350 testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why is my Mercedes-Benz GL350 making engine noise? Strange engine sounds can be a sign something’s off in your Mercedes-Benz GL350. Tapping or knocking could mean you need an oil change. 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 a Mercedes-Benz engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mercedes-Benz GL350 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle 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.
Is it okay to put water in my Mercedes-Benz GL350 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.
Why did my GL350 engine suddenly stop? If your GL350 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 can repair my Mercedes-Benz GL350 engine? For Mercedes-Benz GL350 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.