Why does my CTS’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. 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.

Why does my Cadillac engine sound different?

Strange under-the-hood noises can point to problems within your Cadillac CTS engine. Knocking or tapping could be a symptom of low oil. 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 a Cadillac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Cadillac CTS engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.

Can I put water in my Cadillac CTS radiator?

It’s not recommended you put water in your CTS radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

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

Your CTS 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 CTS engine?

For Cadillac CTS 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 2009 Cadillac CTS

Learn about

2009 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.

V6/3.6L

V8/6.2L

2009 Cadillac CTS Repair

Stuff wears out. Even your Cadillac CTS’s engine parts and components will change. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 2009 Cadillac CTS.

We Know Cadillac CTS Engines

Cadillac CTS drivers trust that their CTS will take them near and far. That might be why you bought it in the first place. Even so, pieces and parts can break down over time. Things can go wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 2009 Cadillac CTS engine repairs. That's when it's time to head to Firestone Complete Auto Care. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Cadillac CTS engines. 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.

Illuminated Check Engine Light on 2009 Cadillac CTS

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 injection, Causes may include a faulty oxygen sensor, damaged spark plug, a problem with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your CTS issues diagnosed and our expert techs will get the root of the problem. Other signs it's time for Cadillac CTS engine service might include essential fluid leaks, or engine misfiring.

2009 CTS Engine Services

When your Cadillac CTS 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 service can wait, we’ll make sure you know. If it's necessary for your safety, we'll make sure you understand that, too. We want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for Cadillac CTS engine repairs and you can drive easy knowing that we use Cadillac-approved parts and fluids — cambelt, engine oil seal, fuses, or a different component.

Engine Q&A 2009 Cadillac CTS

Why does my CTS’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. 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.
Why does my Cadillac engine sound different? Strange under-the-hood noises can point to problems within your Cadillac CTS engine. Knocking or tapping could be a symptom of low oil. 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 a Cadillac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Cadillac CTS engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.
Can I put water in my Cadillac CTS radiator? It’s not recommended you put water in your CTS radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
What can cause the engine in my CTS to suddenly stop? Your CTS 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 CTS engine? For Cadillac CTS 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.