Why does the check engine light come on when I start my GLS63 AMG?

It's okay if your check engine light comes on when you first start your vehicle. This is just your GLS63 AMG 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?

Unusual noises can signal a problem with your Mercedes-Benz GLS63 AMG engine. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to 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 GLS63 AMG engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still 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 add water to my Mercedes-Benz GLS63 AMG 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.

What can cause the engine in my GLS63 AMG to suddenly stop?

Reasons your GLS63 AMG car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who repairs Mercedes-Benz GLS63 AMG engines?

For Mercedes-Benz GLS63 AMG 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 2023 Mercedes-Benz GLS63 AMG Engines

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2023 Mercedes-Benz GLS63 AMG Trim Options

Select your Mercedes-Benz GLS63 AMG trim level to learn more about Mercedes-Benz-recommended engine repair. Use the following chart to find information.

Repairs for Your 2023 Mercedes-Benz GLS63 AMG

Stuff wears out. Even your Mercedes-Benz GLS63 AMG’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 2023 Mercedes-Benz GLS63 AMG.

We Care for Mercedes-Benz GLS63 AMG Engines

The Mercedes-Benz GLS63 AMG is respected for its reliability. You probably thought about that when you got it. 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 2023 Mercedes-Benz GLS63 AMG engine repairs. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced more than 500 million vehicles since 1926, and our technicians know Mercedes-Benz GLS63 AMG 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.

My 2023 Mercedes-Benz GLS63 AMG Check Engine Light Is On

As soon as your GLS63 AMG check engine light turns on, it’s time to get an expert’s opinion. A steady or flashing check engine light could signal a serious issue with your combustion, Possible causes can include a failing oxygen sensor, bad spark plug, issues with your catalytic converter, or an engine vacuum leak, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your GLS63 AMG issues diagnosed and our expert techs will get the root of the problem. Other signs it's time for Mercedes-Benz GLS63 AMG engine service might include essential fluid leaks, or misfiring.

Mercedes-Benz GLS63 AMG Engine Repair

If your 2023 GLS63 AMG engine needs repairs, 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 can wait, 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 provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for Mercedes-Benz GLS63 AMG engine repairs and you can feel confident knowing that we use Mercedes-Benz-approved parts and components like the timing chain or belt, valve guide seal, sensors, or another part.

2023 Mercedes-Benz GLS63 AMG Engine Q&A

Why does the check engine light come on when I start my GLS63 AMG? It's okay if your check engine light comes on when you first start your vehicle. This is just your GLS63 AMG 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? Unusual noises can signal a problem with your Mercedes-Benz GLS63 AMG engine. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to 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 GLS63 AMG engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still 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 add water to my Mercedes-Benz GLS63 AMG 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.
What can cause the engine in my GLS63 AMG to suddenly stop? Reasons your GLS63 AMG car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who repairs Mercedes-Benz GLS63 AMG engines? For Mercedes-Benz GLS63 AMG 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.