Why does the check engine light in my Yukon 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 Yukon 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 Yukon. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my GMC Yukon 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.

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

It’s not recommended you put water in your Yukon radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

Why did my Yukon engine suddenly stop?

There are different reasons your Yukon 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 GMC Yukon engines?

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

2012 GMC Yukon Engine Repair

Learn about

2012 GMC Yukon Trim Options

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

V8/5.3L

V8/6.0L

V8/6.2L

V8/5.3L

V8/6.0L

V8/6.2L

2012 GMC Yukon Repair

Nothing stays the same forever. Even your GMC Yukon’s engine parts and components will change. When something breaks, we're ready. Select a repair or category to learn more about 2012 GMC Yukon services.

We Care for GMC Yukon Engines

GMC Yukon drivers trust that their Yukon will take them near and far. That might be why you bought it in the first place. Even so, pieces and parts can break down over time. Sometimes plans go sideways. If they do, you’ll have to find a dependable 2012 GMC service center — quick! That’s where Firestone Complete Auto Care comes in. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your GMC Yukon engine will be in good hands. 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.

Check Engine Light on 2012 GMC Yukon

An illuminated check engine light on your GMC Yukon is one of the first signs it's time to 'brake' for engine service. A steady or flashing check engine light could signal a serious issue with your combustion, 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 Yukon in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. rattling sounds, essential fluid leaks, or engine misfiring.

Engine Repairs for Your 2012 Yukon

If your 2012 GMC Yukon 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. 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. Choose Firestone Complete Auto Care for GMC Yukon engine repairs and you can feel good knowing that we only use GMC-compliant replacement parts such as the cambelt, engine oil seal, ignition coil, or another part.

Questions About 2012 GMC Yukon Engines

Why does the check engine light in my Yukon 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 Yukon 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 Yukon. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my GMC Yukon 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.
Is it okay to put water in my GMC Yukon radiator? It’s not recommended you put water in your Yukon radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
Why did my Yukon engine suddenly stop? There are different reasons your Yukon 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 GMC Yukon engines? Your local Firestone Complete Auto Care offers GMC Yukon engine repair. Schedule an appointment today at one of our thousands of locations nationwide!