Why does the check engine light come on when I start my C20?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your C20 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Are Chevrolet C20 engine noises bad?

Strange engine sounds can be a sign something’s off in your Chevrolet C20. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. 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 a Chevrolet engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Chevrolet C20 engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I add water to my Chevrolet C20 radiator?

It’s not recommended you put water in your C20 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.

Why did my C20 engine suddenly stop?

Reasons your C20 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who can repair my Chevrolet C20 engine?

Your local Firestone Complete Auto Care has you covered with expert C20 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

1986 Chevrolet C20 Engine Repair

Learn about

1986 Chevrolet C20 Trim Options

Select your Chevrolet C20 trim level to learn more about Chevrolet-recommended engine repair. Even Chevrolet C20 parts will get older and change.

L6/4.8L

V6/4.3L

V8/5.0L

V8/5.7L

V8/6.2L

V8/7.4L

Repairs for Your 1986 Chevrolet C20

Nothing stays the same forever. Even your Chevrolet C20's many parts and pieces. When something breaks, we're ready. Select a repair or category to learn more about 1986 Chevrolet C20 services.

We’re Trained to Care for Chevrolet C20 Engines

Chevrolet C20 engines are known for their reliability. 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. When they do, you might find yourself searching for 1986 Chevrolet C20 engine repair or replacement parts. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Chevrolet C20 engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 1986 Chevrolet C20 Check Engine Light Is On

If your C20 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, Potential causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few potential sources. Bring your C20 in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. engine rattling, essential fluid leaks, or a sinking feeling that something’s wrong.

1986 C20 Engine Services

If your 1986 C20 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a repair can wait, 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. Choose Firestone Complete Auto Care for Chevrolet C20 engine repairs and you can drive easy knowing that we use Chevrolet-approved parts and fluids — serpentine belt, oil gasket, ignition coil, or other parts.

Engine Q&A 1986 Chevrolet C20

Why does the check engine light come on when I start my C20? It’s usually normal for your check engine light to turn on upon ignition. It’s just your C20 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Are Chevrolet C20 engine noises bad? Strange engine sounds can be a sign something’s off in your Chevrolet C20. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. 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 a Chevrolet engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Chevrolet C20 engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I add water to my Chevrolet C20 radiator? It’s not recommended you put water in your C20 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.
Why did my C20 engine suddenly stop? Reasons your C20 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who can repair my Chevrolet C20 engine? Your local Firestone Complete Auto Care has you covered with expert C20 engine repair. Schedule an appointment today and see us at one of our thousands of locations.