Why does the check engine light come on when I start my K20 Suburban?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your K20 Suburban firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.

Are Chevrolet K20 Suburban engine noises bad?

Strange under-the-hood noises can point to problems within your Chevrolet K20 Suburban engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have 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 Chevrolet engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Chevrolet K20 Suburban engine?

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

Is it okay to put water in my Chevrolet K20 Suburban 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 K20 Suburban when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What could cause my K20 Suburban engine to suddenly stop?

If your K20 Suburban 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 fixes Chevrolet K20 Suburban engines?

For Chevrolet K20 Suburban engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

Reliable Repairs for 1985 Chevrolet K20 Suburban Engines

Learn about

1985 Chevrolet K20 Suburban Trim Options

Select your Chevrolet K20 Suburban trim level to learn more about Chevrolet-recommended engine repair. Use the following chart to find information.

V8/5.0L

V8/5.7L

V8/6.2L

V8/7.4L

1985 Chevrolet K20 Suburban Repair

Nothing lasts forever. Even your Chevrolet K20 Suburban’s engine parts and components will change. We’re here to help when something stops working. Click on a repair below to learn more about 1985 Chevrolet K20 Suburban repairs.

We Care for Chevrolet K20 Suburban Engines

The Chevrolet K20 Suburban is respected for its reliability. You probably thought about that when you got it. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. When they do, you might find yourself searching for 1985 Chevrolet K20 Suburban 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. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Chevrolet K20 Suburban engines. 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 1985 Chevrolet K20 Suburban Check Engine Light Is On

If your K20 Suburban 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 vehicle's ignition, Causes may include a faulty oxygen sensor, damaged spark plug, a clogged catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Bring your K20 Suburban in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. engine pinging noises, essential fluid leaks, or engine misfiring.

Engine Repairs for Your 1985 K20 Suburban

If your 1985 K20 Suburban engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We don't start working until we have your approval. If a service can wait, we’ll make sure 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 1985 K20 Suburban engine repairs and you can feel confident knowing that we use Chevrolet-approved parts and components like the timing chain or belt, motor oil seal, sensors, or another part.

Engine Q&A 1985 Chevrolet K20 Suburban

Why does the check engine light come on when I start my K20 Suburban? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your K20 Suburban firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Chevrolet K20 Suburban engine noises bad? Strange under-the-hood noises can point to problems within your Chevrolet K20 Suburban engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have 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 Chevrolet engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Chevrolet K20 Suburban engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Is it okay to put water in my Chevrolet K20 Suburban 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 K20 Suburban when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What could cause my K20 Suburban engine to suddenly stop? If your K20 Suburban 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 fixes Chevrolet K20 Suburban engines? For Chevrolet K20 Suburban engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.