Why does my Silverado 3500 HD’s check engine light come on when I start it?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your Silverado 3500 HD firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my Chevrolet Silverado 3500 HD making engine noise?

Strange engine sounds can be a sign something’s off in your Chevrolet Silverado 3500 HD. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage my Chevrolet Silverado 3500 HD 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 slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.

Is it okay to put water in my Chevrolet Silverado 3500 HD 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 can cause a Silverado 3500 HD engine to suddenly stop?

There are different reasons your Silverado 3500 HD 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.

Who fixes Chevrolet Silverado 3500 HD engines?

Your local Firestone Complete Auto Care offers Chevrolet Silverado 3500 HD engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 2018 Chevrolet Silverado 3500 HD Engines

Learn about

2018 Chevrolet Silverado 3500 HD Trim Options

Select your Chevrolet Silverado 3500 HD trim level to learn more about Chevrolet-recommended engine repair. Even Chevrolet Silverado 3500 HD parts will get older and change.

V8/6.0L

V8/6.6L

Repairs for Your 2018 Chevrolet Silverado 3500 HD

Nothing stays the same forever. Even your Chevrolet Silverado 3500 HD's many parts and pieces. When something breaks or fails, we’re ready to help. Select a service or repair below to learn more about what we can do for your 2018 Chevrolet Silverado 3500 HD.

We Know Chevrolet Silverado 3500 HD Engines

The Chevrolet Silverado 3500 HD 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 2018 Chevrolet service center — quick! That's when it's time to head to Firestone Complete Auto Care. We've serviced more than 500 million vehicles since 1926, and our technicians know Chevrolet Silverado 3500 HD 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.

My 2018 Chevrolet Silverado 3500 HD Check Engine Light Is On

If your Silverado 3500 HD 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 or emission system that won't go away on its own. Causes may include a faulty oxygen sensor, damaged spark plug, a clogged catalytic converter, or an engine vacuum leak, to name a few possible causes. Bring your Silverado 3500 HD in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. engine rattling, burning smells, or engine misfiring.

2018 Silverado 3500 HD Engine Services

When your Chevrolet Silverado 3500 HD engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. 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 provide you with the information you need to make an informed engine repair decision. By choosing Firestone Complete Auto Care for Silverado 3500 HD engine repairs and you can feel good knowing that we only use Chevrolet-compliant replacement parts such as the serpentine belt, oil gasket, ignition coil, or another part.

Engine Q&A 2018 Chevrolet Silverado 3500 HD

Why does my Silverado 3500 HD’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your Silverado 3500 HD firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my Chevrolet Silverado 3500 HD making engine noise? Strange engine sounds can be a sign something’s off in your Chevrolet Silverado 3500 HD. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage my Chevrolet Silverado 3500 HD 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 slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.
Is it okay to put water in my Chevrolet Silverado 3500 HD 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 can cause a Silverado 3500 HD engine to suddenly stop? There are different reasons your Silverado 3500 HD 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.
Who fixes Chevrolet Silverado 3500 HD engines? Your local Firestone Complete Auto Care offers Chevrolet Silverado 3500 HD engine repair. Schedule an appointment today at one of our thousands of locations nationwide!