Why does the check engine light in my C3500 turn on when I start my car?

It’s usually normal for your check engine light to turn on upon ignition. This is just your C3500 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?

Strange engine sounds can be a sign something’s off in your GMC C3500. Tapping or knocking could mean you're low on oil. 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 a sign of brake problems rather than engine issues.

What could damage a GMC engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your GMC C3500 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 pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.

Is it okay to put water in my GMC C3500 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 C3500 engine to suddenly stop?

If your C3500 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 fixes GMC C3500 engines?

Your local Firestone Complete Auto Care offers GMC C3500 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

1997 GMC C3500 Engine Repair

Learn about

1997 GMC C3500 Trim Options

Select your GMC C3500 trim level to learn more about GMC-recommended engine repair. Use the following chart to find information.

V8/5.7L

V8/6.5L

V8/7.4L

GMC C3500 Repairs and Services

Nothing stays the same forever. Even your GMC C3500's many parts and pieces. When something breaks or fails, we’re ready to help. Select a repair or category to learn more about 1997 GMC C3500 services.

We’re Trained to Care for GMC C3500 Engines

The GMC C3500 is respected for its reliability. You may have even been thinking about that when you bought it. However, even your trustworthy engine is subject to wear and tear. Things can go sideways sometimes. When they do, you might find yourself searching for 1997 GMC C3500 engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service GMC C3500 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 1997 GMC C3500 Check Engine Light Is On

If your C3500 check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your vehicle's ignition, Possible causes can include a failing oxygen sensor, bad spark plug, a problem with your catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your C3500 issues diagnosed and we’ll figure out why that check engine light is giving you grief. rattling sounds, burning smells, or a sinking feeling that something’s wrong.

Engine Repairs for Your 1997 C3500

If your 1997 C3500 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 service can wait, we’ll make sure you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 1997 C3500 engine repairs and you can feel confident knowing that we use GMC-approved parts and components like the serpentine belt, valve guide seal, sensors, or another part.

Engine Q&A 1997 GMC C3500

Why does the check engine light in my C3500 turn on when I start my car? It’s usually normal for your check engine light to turn on upon ignition. This is just your C3500 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? Strange engine sounds can be a sign something’s off in your GMC C3500. Tapping or knocking could mean you're low on oil. 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 a sign of brake problems rather than engine issues.
What could damage a GMC engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your GMC C3500 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 pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.
Is it okay to put water in my GMC C3500 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 C3500 engine to suddenly stop? If your C3500 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 fixes GMC C3500 engines? Your local Firestone Complete Auto Care offers GMC C3500 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!