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

It's okay if your check engine light comes on when you first start your vehicle. It’s just your CTS firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Are Cadillac CTS engine noises bad?

Unusual noises can signal a problem with your Cadillac CTS engine. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. 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 a Cadillac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Cadillac CTS engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I put water in my Cadillac CTS radiator?

While it’s not recommended, you can use water in your CTS radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.

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

If your CTS 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 can repair my Cadillac CTS engine?

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

Reliable Repairs for 2018 Cadillac CTS Engines

Learn about

2018 Cadillac CTS Trim Options

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

L4/2.0L

V6/3.6L

V8/6.2L

2018 Cadillac CTS Repair

Stuff wears out. Even your Cadillac CTS's many parts and pieces. We’re here to help when something stops working. Click on a repair below to learn more about 2018 Cadillac CTS repairs.

We’re Trained to Care for Cadillac CTS Engines

Cadillac CTS engines are known for their reliability. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Things can go sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 2018 Cadillac CTS 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 Cadillac CTS engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2018 Cadillac CTS Check Engine Light Is On

If your CTS check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your fuel, Potential causes may include a faulty oxygen sensor, damaged spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your CTS in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. engine rattling, essential fluid leaks, or misfiring.

Cadillac CTS Engine Repair

If your 2018 Cadillac CTS 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 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. Turn to Firestone Complete Auto Care for your 2018 CTS engine repairs and you can drive easy knowing that we use Cadillac-approved parts and fluids — serpentine belt, oil gasket, ignition coil, or another part.

2018 Cadillac CTS Engine Q&A

Why does the check engine light in my CTS turn on when I start my car? It's okay if your check engine light comes on when you first start your vehicle. It’s just your CTS firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Are Cadillac CTS engine noises bad? Unusual noises can signal a problem with your Cadillac CTS engine. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. 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 a Cadillac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Cadillac CTS engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I put water in my Cadillac CTS radiator? While it’s not recommended, you can use water in your CTS radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.
What can cause the engine in my CTS to suddenly stop? If your CTS 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 can repair my Cadillac CTS engine? Your local Firestone Complete Auto Care offers Cadillac CTS engine repair. Schedule an appointment today at one of our thousands of locations nationwide!