Why does my G3500’s check engine light come on when I start it?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your G3500 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are GMC G3500 engine noises bad?

Strange engine sounds can be a sign something’s off in your GMC G3500. 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 could be a sign that something is wrong with your brakes — not the engine.

What could damage my GMC G3500 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 pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Is it okay to put water in my GMC G3500 radiator?

While it’s not recommended, you can use water in your G3500 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 could cause my G3500 engine to suddenly stop?

Your G3500 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who repairs GMC G3500 engines?

Your local Firestone Complete Auto Care offers GMC G3500 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 1987 GMC G3500 Engines

Learn about

1987 GMC G3500 Trim Options

Select your GMC G3500 trim level to learn more about GMC-recommended engine repair. Even GMC G3500 parts will get older and change.

V6/4.3L

V8/5.7L

V8/6.2L

1987 GMC G3500 Repair

Nothing lasts forever. Even your GMC G3500’s engine parts and components will change. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 1987 GMC G3500 repairs.

We Know GMC G3500 Engines

The GMC G3500 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. When they do, you might find yourself searching for 1987 GMC G3500 engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. We've serviced more than 500 million vehicles since 1926, and our technicians know GMC G3500 engines. Schedule an appointment if you're experiencing problems that could require engine repair. 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 G3500

An illuminated check engine light on your GMC G3500 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 starter, Possible causes can include a failing oxygen sensor, worn spark plug, issues with your catalytic converter, or a leaking engine vacuum, but that's only a few of the possible causes. Bring your G3500 to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. engine rattling, essential fluid leaks, or engine misfiring.

GMC G3500 Engine Repair

When your GMC G3500 engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. 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 seek to give you all the info you need to make a smart decision about our services. Choose Firestone Complete Auto Care for GMC G3500 engine repairs and you can drive easy knowing that we use GMC-approved parts and fluids — timing chain or belt, engine oil seal, ignition coil, or other parts.

Engine Q&A 1987 GMC G3500

Why does my G3500’s check engine light come on when I start it? It’s usually normal for your check engine light to turn on upon ignition. It’s just your G3500 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are GMC G3500 engine noises bad? Strange engine sounds can be a sign something’s off in your GMC G3500. 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 could be a sign that something is wrong with your brakes — not the engine.
What could damage my GMC G3500 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 pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Is it okay to put water in my GMC G3500 radiator? While it’s not recommended, you can use water in your G3500 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 could cause my G3500 engine to suddenly stop? Your G3500 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who repairs GMC G3500 engines? Your local Firestone Complete Auto Care offers GMC G3500 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!