Why does the check engine light in my ATS turn on when I start my car?

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your ATS testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my Cadillac ATS making engine noise?

Unusual noises can signal a problem with your Cadillac ATS engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Cadillac ATS 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. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I put water in my Cadillac ATS 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 ATS engine suddenly stop?

Your ATS 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 Cadillac ATS engine?

Your local Firestone Complete Auto Care offers Cadillac ATS engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Engine Repairs for Your 2018 Cadillac ATS

Learn about

2018 Cadillac ATS Trim Options

Select your Cadillac ATS trim level to learn more about Cadillac-recommended engine repair. Use the following chart to find information.

L4/2.0L

V6/3.6L

2018 Cadillac ATS Repair

Stuff wears out. Even your Cadillac ATS's many parts and pieces. When something breaks, we're ready. Select a repair or category to learn more about 2018 Cadillac ATS services.

We Care for Cadillac ATS Engines

Cadillac ATS drivers trust that their ATS 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 wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 2018 Cadillac ATS engine repairs. 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 Cadillac ATS engine will be in good hands. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Check Engine Light on 2018 Cadillac ATS

As soon as your ATS check engine light turns on, it’s time to get an expert’s opinion. 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, but that's only a few of the possible causes. Bring your ATS in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. rattling sounds, oil leaks, or a sinking feeling that something’s wrong.

Engine Repairs for Your 2018 ATS

If your 2018 Cadillac ATS needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We don't start working until we have your approval. If a repair can wait, we'll let 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 2018 ATS engine repairs and you can feel good knowing that we only use Cadillac-compliant replacement parts such as the timing chain or belt, engine oil seal, sensors, or other parts.

Engine Q&A 2018 Cadillac ATS

Why does the check engine light in my ATS turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your ATS testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my Cadillac ATS making engine noise? Unusual noises can signal a problem with your Cadillac ATS engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Cadillac ATS 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. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I put water in my Cadillac ATS 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 ATS engine suddenly stop? Your ATS 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 Cadillac ATS engine? Your local Firestone Complete Auto Care offers Cadillac ATS engine repair. Schedule an appointment today at one of our thousands of locations nationwide!