Why does my CLA45 AMG’s check engine light come on when I start it?

It’s usually normal for your check engine light to turn on upon ignition. This is just your CLA45 AMG testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my Mercedes-Benz CLA45 AMG making engine noise?

Strange under-the-hood noises can point to problems within your Mercedes-Benz CLA45 AMG 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 indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Mercedes-Benz CLA45 AMG engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel 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.

Can I put water in my Mercedes-Benz CLA45 AMG radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your CLA45 AMG when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What could cause my CLA45 AMG engine to suddenly stop?

Reasons your CLA45 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 CLA45 AMG engines?

Your local Firestone Complete Auto Care fixes Mercedes-Benz CLA45 AMG engines. Book an appointment today! We have thousands of locations across the country.

Reliable Repairs for 2019 Mercedes-Benz CLA45 AMG Engines

Learn about

2019 Mercedes-Benz CLA45 AMG Trim Options

Select your Mercedes-Benz CLA45 AMG trim level to learn more about Mercedes-Benz-recommended engine repair. Use the following chart to find information.

L4/2.0L

Mercedes-Benz CLA45 AMG Repairs and Services

Stuff wears out. Even your Mercedes-Benz CLA45 AMG's many parts and pieces. We’re here to help when something stops working. Select a service or repair below to learn more about what we can do for your 2019 Mercedes-Benz CLA45 AMG.

We Know Mercedes-Benz CLA45 AMG Engines

Mercedes-Benz CLA45 AMG engines are known for their reliability. You probably thought about that when you got it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. When they do, you might find yourself searching for 2019 Mercedes-Benz CLA45 AMG engine repair or replacement parts. 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 CLA45 AMG engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Check Engine Light on 2019 Mercedes-Benz CLA45 AMG

An illuminated check engine light on your Mercedes-Benz CLA45 AMG 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 or emission system that won't go away on its own. Potential causes may include a faulty oxygen sensor, worn spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few possible causes. Stop by your local Firestone Complete Auto Care to get your CLA45 AMG issues diagnosed and we'll determine exactly why your check engine light is on. rattling sounds, oil leaks, or misfiring.

Engine Repairs for Your 2019 CLA45 AMG

If your 2019 Mercedes-Benz CLA45 AMG 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. We'll also tell you if it's necessary for your safety. 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 CLA45 AMG engine repairs and you can feel good knowing that we only use Mercedes-Benz-compliant replacement parts such as the timing chain or belt, motor oil seal, fuses, or other parts.

Engine Q&A 2019 Mercedes-Benz CLA45 AMG

Why does my CLA45 AMG’s check engine light come on when I start it? It’s usually normal for your check engine light to turn on upon ignition. This is just your CLA45 AMG testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my Mercedes-Benz CLA45 AMG making engine noise? Strange under-the-hood noises can point to problems within your Mercedes-Benz CLA45 AMG 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 indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Mercedes-Benz CLA45 AMG engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel 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.
Can I put water in my Mercedes-Benz CLA45 AMG radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your CLA45 AMG when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What could cause my CLA45 AMG engine to suddenly stop? Reasons your CLA45 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 CLA45 AMG engines? Your local Firestone Complete Auto Care fixes Mercedes-Benz CLA45 AMG engines. Book an appointment today! We have thousands of locations across the country.