Why does the check engine light in my G2500 turn on when I start my car?

It's okay if your check engine light comes on when you first start your vehicle. This is a sign that your vehicle is testing 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 GMC engine sound different?

Unusual noises can signal a problem with your GMC G2500 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a GMC engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your GMC G2500 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 pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.

Can I put water in my GMC G2500 radiator?

While it’s not recommended, you can use water in your G2500 radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.

What can cause a G2500 engine to suddenly stop?

Reasons your G2500 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who fixes GMC G2500 engines?

Your local Firestone Complete Auto Care fixes GMC G2500 engines. Book an appointment today! We have thousands of locations across the country.

Reliable Repairs for 1989 GMC G2500 Engines

Learn about

1989 GMC G2500 Trim Options

Select your GMC G2500 trim level to learn more about GMC-recommended engine repair. Even GMC G2500 parts will get older and change.

V6/4.3L

V8/5.0L

V8/5.7L

V8/6.2L

1989 GMC G2500 Repair

Nothing stays the same forever. Even your GMC G2500'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 1989 GMC G2500.

We Care for GMC G2500 Engines

GMC G2500 engines are known for their 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 1989 GMC G2500 engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service GMC G2500 engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 1989 GMC G2500 Check Engine Light Is On

An illuminated check engine light on your GMC G2500 is one of the first signs it's time to 'brake' for engine service. A check engine light that’s on or flashing could be a symptom of a serious problem in your car’s ignition, Possible causes can include a failing oxygen sensor, damaged spark plug, a clogged catalytic converter, or a leaking engine vacuum, but that's only a few of the possible causes. Bring your G2500 in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. engine rattling, oil leaks, or a sinking feeling that something’s wrong.

GMC G2500 Engine Repair

If your 1989 GMC G2500 needs engine repair, 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 G2500 engine repairs and you can feel confident knowing that we use GMC-approved parts and components like the timing chain or belt, engine oil seal, ignition coil, or another part.

Engine Q&A 1989 GMC G2500

Why does the check engine light in my G2500 turn on when I start my car? It's okay if your check engine light comes on when you first start your vehicle. This is a sign that your vehicle is testing 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 GMC engine sound different? Unusual noises can signal a problem with your GMC G2500 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a GMC engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your GMC G2500 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 pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.
Can I put water in my GMC G2500 radiator? While it’s not recommended, you can use water in your G2500 radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.
What can cause a G2500 engine to suddenly stop? Reasons your G2500 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who fixes GMC G2500 engines? Your local Firestone Complete Auto Care fixes GMC G2500 engines. Book an appointment today! We have thousands of locations across the country.