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

It's okay if your check engine light comes on when you first start your vehicle. 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 under-the-hood noises can point to problems within your Cadillac DeVille engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage my Cadillac DeVille engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle 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 DeVille 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 DeVille when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What could cause my DeVille engine to suddenly stop?

Your DeVille car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes Cadillac DeVille engines?

Your local Firestone Complete Auto Care has you covered with expert DeVille engine repair. Schedule an appointment today and see us at one of our thousands of locations.

1988 Cadillac DeVille Engine Repair

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1988 Cadillac DeVille Trim Options

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

V8/4.5L

Cadillac DeVille Repairs and Services

Nothing stays the same forever. Even your Cadillac DeVille’s engine parts and components will change. When something breaks or fails, we’re ready to help. Select a service or repair below to learn more about what we can do for your 1988 Cadillac DeVille.

We Care for Cadillac DeVille Engines

Cadillac DeVille drivers trust that their DeVille will take them near and far. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. If they do, you’ll have to find a dependable 1988 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 millions of vehicles since 1926, and our professional technicians are trained to service Cadillac DeVille 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.

My 1988 Cadillac DeVille Check Engine Light Is On

An illuminated check engine light on your Cadillac DeVille is one of the first signs it's time to 'brake' for engine service. A steady or flashing check engine light could signal a serious issue with your or emission control system that won’t go away on its own. Potential causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or a leaking engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your DeVille issues diagnosed and we'll determine exactly why your check engine light is on. rattling sounds, burning smells, or engine misfiring.

1988 DeVille Engine Services

When your Cadillac DeVille 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 repair isn’t urgent right now, we’ll let you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We seek to give you all the info you need to make a smart decision about our services. By choosing Firestone Complete Auto Care for DeVille engine repairs and you can drive easy knowing that we use Cadillac-approved parts and fluids — cambelt, valve guide seal, sensors, or another part.

1988 Cadillac DeVille Engine Q&A

Why does the check engine light come on when I start my DeVille? It's okay if your check engine light comes on when you first start your vehicle. 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 under-the-hood noises can point to problems within your Cadillac DeVille engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage my Cadillac DeVille engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle 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 DeVille 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 DeVille when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What could cause my DeVille engine to suddenly stop? Your DeVille car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes Cadillac DeVille engines? Your local Firestone Complete Auto Care has you covered with expert DeVille engine repair. Schedule an appointment today and see us at one of our thousands of locations.