Why does my Sierra 3500 HD’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 Sierra 3500 HD firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why does my GMC engine sound different?

Unusual noises can signal a problem with your GMC Sierra 3500 HD engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing may be caused by 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 Sierra 3500 HD engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I use water in my GMC Sierra 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.

Why did my Sierra 3500 HD engine suddenly stop?

There are different reasons your Sierra 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 can repair my GMC Sierra 3500 HD engine?

For GMC Sierra 3500 HD engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

2010 GMC Sierra 3500 HD Engine Repair

Learn about

2010 GMC Sierra 3500 HD Trim Options

Select your GMC Sierra 3500 HD trim level to learn more about GMC-recommended engine repair. Use the following chart to find information.

V8/6.0L

V8/6.6L

Repairs for Your 2010 GMC Sierra 3500 HD

Nothing lasts forever. Even your GMC Sierra 3500 HD’s engine parts and components will change. We’re here to help when something stops working. Select a repair or category to learn more about 2010 GMC Sierra 3500 HD services.

We’re Trained to Care for GMC Sierra 3500 HD Engines

GMC Sierra 3500 HD drivers trust that their Sierra 3500 HD will take them near and far. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. When they do, you might find yourself searching for 2010 GMC Sierra 3500 HD engine repair or replacement parts. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced more than 500 million vehicles since 1926, and our technicians know GMC Sierra 3500 HD engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 2010 GMC Sierra 3500 HD

An illuminated check engine light on your GMC Sierra 3500 HD 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 combustion, Causes may include a faulty oxygen sensor, bad spark plug, a problem with your catalytic converter, or a leaking engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your Sierra 3500 HD issues diagnosed and our expert techs will get the root of the problem. rattling sounds, oil leaks, or misfiring.

Engine Repairs for Your 2010 Sierra 3500 HD

If your 2010 GMC Sierra 3500 HD needs engine repair, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a repair can wait, we'll let 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. Choose Firestone Complete Auto Care for GMC Sierra 3500 HD engine repairs and you can drive easy knowing that we use GMC-approved parts and fluids — serpentine belt, oil gasket, fuses, or another part.

Questions About 2010 GMC Sierra 3500 HD Engines

Why does my Sierra 3500 HD’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 Sierra 3500 HD firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why does my GMC engine sound different? Unusual noises can signal a problem with your GMC Sierra 3500 HD engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing may be caused by 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 Sierra 3500 HD engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I use water in my GMC Sierra 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.
Why did my Sierra 3500 HD engine suddenly stop? There are different reasons your Sierra 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 can repair my GMC Sierra 3500 HD engine? For GMC Sierra 3500 HD engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.