Why does my GLC300’s check engine light come on when I start it?

It's okay if your check engine light comes on when you first start your vehicle. This is just your GLC300 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 GLC300 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to 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 GLC300 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 accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I use water in my Mercedes-Benz GLC300 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 a GLC300 engine to suddenly stop?

If your GLC300 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 fixes Mercedes-Benz GLC300 engines?

For Mercedes-Benz GLC300 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.

Engine Repairs for Your 2017 Mercedes-Benz GLC300

Learn about

2017 Mercedes-Benz GLC300 Trim Options

Select your Mercedes-Benz GLC300 trim level to learn more about Mercedes-Benz-recommended engine repair. Even Mercedes-Benz GLC300 parts will get older and change.

L4/2.0L

2017 Mercedes-Benz GLC300 Repair

Stuff wears out. Even your Mercedes-Benz GLC300’s engine parts and components will change. We’re here to help when something stops working. Select a repair or category to learn more about 2017 Mercedes-Benz GLC300 services.

We Know Mercedes-Benz GLC300 Engines

Mercedes-Benz GLC300 drivers trust that their GLC300 will take them near and far. You probably thought about that when you got it. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. If they do, you’ll have to find a dependable 2017 Mercedes-Benz service center — quick! 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 GLC300 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.

My 2017 Mercedes-Benz GLC300 Check Engine Light Is On

If your GLC300 check engine light is on, it’s time to get it looked at. A check engine light that’s on or flashing could be a symptom of a serious problem in your or emission control system that won’t go away on its own. Causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leaking engine vacuum, but that's only a few of the possible causes. Bring your GLC300 to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. engine pinging noises, oil leaks, or a sinking feeling that something’s wrong.

Engine Repairs for Your 2017 GLC300

If your 2017 GLC300 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We don't start working until we have your approval. 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 give you all the details you need to make an informed decision about your engine repairs. By choosing Firestone Complete Auto Care for GLC300 engine repairs and you can feel confident knowing that we use Mercedes-Benz-approved parts and components like the timing belt, oil gasket, sensors, or another part.

Questions About 2017 Mercedes-Benz GLC300 Engines

Why does my GLC300’s check engine light come on when I start it? It's okay if your check engine light comes on when you first start your vehicle. This is just your GLC300 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 GLC300 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to 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 GLC300 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 accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I use water in my Mercedes-Benz GLC300 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 a GLC300 engine to suddenly stop? If your GLC300 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 fixes Mercedes-Benz GLC300 engines? For Mercedes-Benz GLC300 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.