Why does the check engine light come on when I start my S10?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your S10 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why does my Chevrolet engine sound different?

Unusual noises can signal a problem with your Chevrolet S10 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a Chevrolet engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Chevrolet S10 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I use water in my Chevrolet S10 radiator?

Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.

What could cause my S10 engine to suddenly stop?

Your S10 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who can repair my Chevrolet S10 engine?

Your local Firestone Complete Auto Care offers Chevrolet S10 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Engine Repairs for Your 1991 Chevrolet S10

Learn about

1991 Chevrolet S10 Trim Options

Select your Chevrolet S10 trim level to learn more about Chevrolet-recommended engine repair. Use the following chart to find information.

L4/2.5L

V6/2.8L

V6/3.1L

V6/4.3L

Repairs for Your 1991 Chevrolet S10

Stuff wears out. Even your Chevrolet S10’s engine parts and components will change. We’re here to help when something stops working. Select a service or repair below to learn more about what we can do for your 1991 Chevrolet S10.

We’re Trained to Care for Chevrolet S10 Engines

Chevrolet S10 engines are known for their reliability. That might be why you bought it in the first place. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 1991 Chevrolet S10 engine repairs. 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 S10 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 1991 Chevrolet S10 Check Engine Light Is On

If your S10 check engine light is on, it’s time to get it looked at. A check engine light that’s on or flashing could be a symptom of a serious problem in your combustion, Potential causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your S10 in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. rattling sounds, oil leaks, or engine misfiring.

1991 S10 Engine Services

If your 1991 Chevrolet S10 needs engine repair, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. 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 want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for Chevrolet S10 engine repairs and you can drive easy knowing that we use Chevrolet-approved parts and fluids — timing chain or belt, valve guide seal, sensors, or another part.

Engine Q&A 1991 Chevrolet S10

Why does the check engine light come on when I start my S10? It’s usually normal for your check engine light to turn on upon ignition. It’s just your S10 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why does my Chevrolet engine sound different? Unusual noises can signal a problem with your Chevrolet S10 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a Chevrolet engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Chevrolet S10 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I use water in my Chevrolet S10 radiator? Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.
What could cause my S10 engine to suddenly stop? Your S10 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who can repair my Chevrolet S10 engine? Your local Firestone Complete Auto Care offers Chevrolet S10 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!