Why does the check engine light in my K3500 turn on when I start my car?

It’s usually normal for your check engine light to turn on upon ignition. 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 GMC K3500 engine noises bad?

Strange under-the-hood noises can point to problems within your GMC K3500 engine. Knocking or tapping could be a symptom of low 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 could be a sign that something is wrong with your brakes — not the engine.

What could damage my GMC K3500 engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.

Can I use water in my GMC K3500 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 K3500 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

Why did my K3500 engine suddenly stop?

If your K3500 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 GMC K3500 engines?

Your local Firestone Complete Auto Care offers GMC K3500 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 1989 GMC K3500 Engines

Learn about

1989 GMC K3500 Trim Options

Select your GMC K3500 trim level to learn more about GMC-recommended engine repair. Even GMC K3500 parts will get older and change.

V8/5.7L

V8/6.2L

V8/7.4L

GMC K3500 Repairs and Services

Stuff wears out. Even your GMC K3500's many parts and pieces. We’re here to help when something stops working. Select a repair or category to learn more about 1989 GMC K3500 services.

We Know GMC K3500 Engines

The GMC K3500 is respected for its 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 sideways sometimes. If they do, you’ll have to find a dependable 1989 GMC service center — quick! That’s where Firestone Complete Auto Care comes in. We've serviced more than 500 million vehicles since 1926, and our technicians know GMC K3500 engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 1989 GMC K3500

An illuminated check engine light on your GMC K3500 is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your car’s ignition, Possible causes can include a failing oxygen sensor, worn spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your K3500 issues diagnosed and our expert techs will get the root of the problem. rattling sounds, oil leaks, or misfiring.

GMC K3500 Engine Repair

If your 1989 K3500 engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. 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 GMC K3500 engine repairs and you can feel confident knowing that we use GMC-approved parts and components like the serpentine belt, motor oil seal, sensors, or a different component.

Engine Q&A 1989 GMC K3500

Why does the check engine light in my K3500 turn on when I start my car? It’s usually normal for your check engine light to turn on upon ignition. 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 GMC K3500 engine noises bad? Strange under-the-hood noises can point to problems within your GMC K3500 engine. Knocking or tapping could be a symptom of low 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 could be a sign that something is wrong with your brakes — not the engine.
What could damage my GMC K3500 engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.
Can I use water in my GMC K3500 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 K3500 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
Why did my K3500 engine suddenly stop? If your K3500 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 GMC K3500 engines? Your local Firestone Complete Auto Care offers GMC K3500 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!