Why does the check engine light come on when I start my S15?

It's okay if your check engine light comes on when you first start your vehicle. It’s just your S15 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my GMC engine sound different?

Strange under-the-hood noises can point to problems within your GMC S15 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 can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my GMC S15 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 accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.

Can I add water to my GMC S15 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 S15 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

Why did my S15 engine suddenly stop?

There are different reasons your S15 vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Where can I go for GMC S15 repair?

For GMC S15 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.

Engine Repairs for Your 1987 GMC S15

Learn about

1987 GMC S15 Trim Options

Select your GMC S15 trim level to learn more about GMC-recommended engine repair. Use the following chart to find information.

L4/2.5L

V6/2.8L

1987 GMC S15 Repair

Nothing stays the same forever. Even your GMC S15's many parts and pieces. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 1987 GMC S15.

We Know GMC S15 Engines

GMC S15 drivers trust that their S15 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 sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 1987 GMC S15 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 more than 500 million vehicles since 1926, and our technicians know GMC S15 engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 1987 GMC S15

If your S15 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 fuel, Causes may include a faulty oxygen sensor, bad spark plug, a problem with your catalytic converter, or a leaking engine vacuum, but that's only a few of the possible causes. Bring your S15 in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. Other signs your GMC S15 engine needs some TLC are oil leaks, or misfiring.

1987 S15 Engine Services

If your 1987 GMC S15 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. If it's necessary for your safety, we'll make sure you understand that, too. We want to give you all the details you need to make an informed decision about your engine repairs. Choose Firestone Complete Auto Care for GMC S15 engine repairs and you can feel good knowing that we only use GMC-compliant replacement parts such as the cambelt, oil gasket, sensors, or other parts.

Engine Q&A 1987 GMC S15

Why does the check engine light come on when I start my S15? It's okay if your check engine light comes on when you first start your vehicle. It’s just your S15 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my GMC engine sound different? Strange under-the-hood noises can point to problems within your GMC S15 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 can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my GMC S15 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 accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.
Can I add water to my GMC S15 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 S15 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
Why did my S15 engine suddenly stop? There are different reasons your S15 vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Where can I go for GMC S15 repair? For GMC S15 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.