Why does my XTS’s check engine light come on when I start it?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your XTS 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 is my Cadillac XTS making engine noise?

Unusual noises can signal a problem with your Cadillac XTS engine. Tapping or knocking could mean you need an oil change. 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 a sign of brake problems rather than engine issues.

What could damage a Cadillac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Cadillac XTS 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 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 add water to my Cadillac XTS 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 XTS when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause a XTS engine to suddenly stop?

If your XTS 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 XTS engine?

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

2016 Cadillac XTS Engine Repair

Learn about

2016 Cadillac XTS Trim Options

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

V6/3.6L

Repairs for Your 2016 Cadillac XTS

Nothing lasts forever. Even your Cadillac XTS’s engine parts and components will change. We’re here to help when something stops working. Select a repair or category to learn more about 2016 Cadillac XTS services.

We’re Trained to Care for Cadillac XTS Engines

The Cadillac XTS is respected for its 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 wrong on the road. If they do, you’ll have to find a dependable 2016 Cadillac service center — quick! Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced more than 500 million vehicles since 1926, and our technicians know Cadillac XTS engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Check Engine Light on 2016 Cadillac XTS

As soon as your XTS check engine light turns on, it’s time to get an expert’s opinion. A steady or flashing check engine light could signal a serious issue with your or emission system that won't go away on its own. Potential causes may include a faulty oxygen sensor, damaged spark plug, issues with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your XTS in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. engine rattling, oil leaks, or a sinking feeling that something’s wrong.

Cadillac XTS Engine Repair

When your Cadillac XTS engine needs repairs, our technicians will provide you with a thorough explanation beforehand. 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 2016 XTS engine repairs and you can feel good knowing that we only use Cadillac-compliant replacement parts such as the timing belt, engine oil seal, sensors, or other parts.

Questions About 2016 Cadillac XTS Engines

Why does my XTS’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your XTS 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 is my Cadillac XTS making engine noise? Unusual noises can signal a problem with your Cadillac XTS engine. Tapping or knocking could mean you need an oil change. 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 a sign of brake problems rather than engine issues.
What could damage a Cadillac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Cadillac XTS 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 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 add water to my Cadillac XTS 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 XTS when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause a XTS engine to suddenly stop? If your XTS 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 XTS engine? Your local Firestone Complete Auto Care offers Cadillac XTS engine repair. Schedule an appointment today at one of our thousands of locations nationwide!