Why does my 300’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 300 testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my Chrysler engine sound different?

Strange under-the-hood noises can point to problems within your Chrysler 300 engine. Tapping or knocking could mean you're low on 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 coming from the brakes, not the engine.

What could damage a Chrysler engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Chrysler 300 engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.

Can I add water to my Chrysler 300 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 300 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause the engine in my 300 to suddenly stop?

Your 300 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who can repair my Chrysler 300 engine?

Your local Firestone Complete Auto Care has you covered with expert 300 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 2021 Chrysler 300 Engines

Learn about

2021 Chrysler 300 Trim Options

Select your Chrysler 300 trim level to learn more about Chrysler-recommended engine repair. Even Chrysler 300 parts will get older and change.

V6/3.6L

V8/5.7L

Repairs for Your 2021 Chrysler 300

Nothing stays the same forever. Even your Chrysler 300's many parts and pieces. When something breaks or fails, we’re ready to help. Select a service or repair below to learn more about what we can do for your 2021 Chrysler 300.

We Know Chrysler 300 Engines

The Chrysler 300 is respected for its reliability. 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 2021 Chrysler 300 engine repairs. 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 Chrysler 300 engine will be in good hands. 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.

Illuminated Check Engine Light on 2021 Chrysler 300

An illuminated check engine light on your Chrysler 300 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, and it won’t go away by ignoring it. Causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leaking engine vacuum, to name a few possible causes. Bring your 300 to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. rattling sounds, burning smells, or a sinking feeling that something’s wrong.

Chrysler 300 Engine Repair

If your 2021 300 engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. If a repair isn’t urgent right now, we’ll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We want to give you all the details you need to make an informed decision about your engine repairs. Choose Firestone Complete Auto Care for Chrysler 300 engine repairs and you can drive easy knowing that we use Chrysler-approved parts and fluids — timing belt, valve guide seal, fuses, or other parts.

Engine Q&A 2021 Chrysler 300

Why does my 300’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 300 testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Chrysler engine sound different? Strange under-the-hood noises can point to problems within your Chrysler 300 engine. Tapping or knocking could mean you're low on 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 coming from the brakes, not the engine.
What could damage a Chrysler engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Chrysler 300 engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.
Can I add water to my Chrysler 300 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 300 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause the engine in my 300 to suddenly stop? Your 300 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who can repair my Chrysler 300 engine? Your local Firestone Complete Auto Care has you covered with expert 300 engine repair. Schedule an appointment today and see us at one of our thousands of locations.