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

Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Are Buick Century engine noises bad?

Unusual noises can signal a problem with your Buick Century engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage a Buick engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Buick Century engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I add water to my Buick Century radiator?

It’s not recommended you put water in your Century 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 could cause my Century engine to suddenly stop?

If your Century 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 Buick Century engines?

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

Engine Repairs for Your 1986 Buick Century

Learn about

1986 Buick Century Trim Options

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

L4/2.5L

V6/2.8L

V6/3.8L

Repairs for Your 1986 Buick Century

Stuff wears out. Even your Buick Century's many parts and pieces. When something breaks, we're ready. Click on a repair below to learn more about 1986 Buick Century repairs.

We Know Buick Century Engines

Buick Century drivers trust that their Century will take them near and far. 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 1986 Buick service center — quick! That's when it's time to head to Firestone Complete Auto Care. We've serviced more than 500 million vehicles since 1926, and our technicians know Buick Century 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 1986 Buick Century

If your Century 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 car’s starter, Causes may include a faulty oxygen sensor, worn spark plug, issues with your catalytic converter, or a leak in the engine vacuum, to name a few possible causes. Bring your Century to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. engine pinging noises, burning smells, or misfiring.

Engine Repairs for Your 1986 Century

If your 1986 Buick Century needs engine repair, 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. We'll also tell you if it's necessary for your safety. We want to give you all the details you need to make an informed decision about your engine repairs. By choosing Firestone Complete Auto Care for Century engine repairs and you can feel confident knowing that we use Buick-approved parts and components like the timing chain or belt, motor oil seal, fuses, or another part.

Questions About 1986 Buick Century Engines

Why does my Century’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Buick Century engine noises bad? Unusual noises can signal a problem with your Buick Century engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage a Buick engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Buick Century engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I add water to my Buick Century radiator? It’s not recommended you put water in your Century 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 could cause my Century engine to suddenly stop? If your Century 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 Buick Century engines? Your local Firestone Complete Auto Care has you covered with expert Century engine repair. Schedule an appointment today and see us at one of our thousands of locations.