Why does the check engine light come on when I start my DTS?

It’s usually normal for your check engine light to turn on upon ignition. This is just your DTS testing 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?

Unusual noises can signal a problem with your Cadillac DTS 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 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 DTS engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, 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 add water to my Cadillac DTS radiator?

While it’s not recommended, you can use water in your DTS 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 DTS to suddenly stop?

If your DTS 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 repairs Cadillac DTS engines?

Your local Firestone Complete Auto Care fixes Cadillac DTS engines. Book an appointment today! We have thousands of locations across the country.

Reliable Repairs for 2011 Cadillac DTS Engines

Learn about

2011 Cadillac DTS Trim Options

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

V8/4.6L

Repairs for Your 2011 Cadillac DTS

Nothing lasts forever. Even your Cadillac DTS’s engine parts and components will change. When something breaks, we're ready. Click on a repair below to learn more about 2011 Cadillac DTS repairs.

We Know Cadillac DTS Engines

The Cadillac DTS 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 they do, you’ll have to find a dependable 2011 Cadillac service center — quick! 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 DTS 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.

Illuminated Check Engine Light on 2011 Cadillac DTS

If your DTS check engine light is on, it’s time to get it looked at. A steady or flashing check engine light could signal a serious issue with your combustion, Causes may include a faulty oxygen sensor, damaged spark plug, a clogged catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your DTS in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. engine rattling, essential fluid leaks, or misfiring.

2011 DTS Engine Services

If your 2011 DTS engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We make recommendations, but you make the final decision. If a service can wait, we’ll make sure 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 Cadillac DTS engine repairs and you can feel good knowing that we only use Cadillac-compliant replacement parts such as the cambelt, oil gasket, ignition coil, or other parts.

2011 Cadillac DTS Engine Q&A

Why does the check engine light come on when I start my DTS? It’s usually normal for your check engine light to turn on upon ignition. This is just your DTS testing 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? Unusual noises can signal a problem with your Cadillac DTS 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 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 DTS engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, 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 add water to my Cadillac DTS radiator? While it’s not recommended, you can use water in your DTS 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 DTS to suddenly stop? If your DTS 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 repairs Cadillac DTS engines? Your local Firestone Complete Auto Care fixes Cadillac DTS engines. Book an appointment today! We have thousands of locations across the country.