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

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your DeVille testing 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 DeVille making engine noise?

Strange engine sounds can be a sign something’s off in your Cadillac DeVille. Knocking or tapping could be a symptom of low 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 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 DeVille engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.

Can I put water in my Cadillac DeVille radiator?

While it’s not recommended, you can use water in your DeVille 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 could cause my DeVille engine to suddenly stop?

If your DeVille 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 DeVille engine?

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

Engine Repairs for Your 2000 Cadillac DeVille

Learn about

2000 Cadillac DeVille Trim Options

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

V8/4.6L

Repairs for Your 2000 Cadillac DeVille

Nothing lasts forever. Even your Cadillac DeVille’s engine parts and components will change. When something breaks, we're ready. Select a repair or category to learn more about 2000 Cadillac DeVille services.

We Know Cadillac DeVille Engines

Cadillac DeVille drivers trust that their DeVille 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 they do, you’ll have to find a dependable 2000 Cadillac service center — quick! 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 DeVille engine will be in good hands. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 2000 Cadillac DeVille

As soon as your DeVille check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s flashing or steadily illuminated could point to problems with your vehicle's ignition, Potential 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 possible causes. Bring your DeVille in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. Other signs your Cadillac DeVille engine needs some TLC are burning smells, or engine misfiring.

Cadillac DeVille Engine Repair

If your 2000 DeVille engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We make recommendations, but you make the final decision. If a repair can wait, we'll let you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, 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 DeVille engine repairs and you can feel confident knowing that we use Cadillac-approved parts and components like the timing belt, valve guide seal, ignition coil, or another part.

Engine Q&A 2000 Cadillac DeVille

Why does the check engine light come on when I start my DeVille? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your DeVille testing 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 DeVille making engine noise? Strange engine sounds can be a sign something’s off in your Cadillac DeVille. Knocking or tapping could be a symptom of low 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 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 DeVille engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.
Can I put water in my Cadillac DeVille radiator? While it’s not recommended, you can use water in your DeVille 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 could cause my DeVille engine to suddenly stop? If your DeVille 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 DeVille engine? Your local Firestone Complete Auto Care fixes Cadillac DeVille engines. Book an appointment today! We have thousands of locations across the country.