Why does the check engine light come on when I start my Tahoe?

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your Tahoe 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 Chevrolet engine sound different?

Unusual noises can signal a problem with your Chevrolet Tahoe engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a Chevrolet engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Chevrolet Tahoe engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle is in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Is it okay to put water in my Chevrolet Tahoe radiator?

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

Reasons your Tahoe car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who fixes Chevrolet Tahoe engines?

For Chevrolet Tahoe 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.

Reliable Repairs for 2018 Chevrolet Tahoe Engines

Learn about

2018 Chevrolet Tahoe Trim Options

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

V8/5.3L

V8/6.2L

Chevrolet Tahoe Repairs and Services

Stuff wears out. Even your Chevrolet Tahoe’s engine parts and components will change. When something breaks, we're ready. Click on a repair below to learn more about 2018 Chevrolet Tahoe repairs.

We Know Chevrolet Tahoe Engines

Chevrolet Tahoe drivers trust that their Tahoe will take them near and far. That might be why you bought it in the first place. However, even your trustworthy engine is subject to wear and tear. Things can go wrong on the road. If they do, you’ll have to find a dependable 2018 Chevrolet 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 Chevrolet Tahoe engine will be in good hands. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 2018 Chevrolet Tahoe

If your Tahoe check engine light is on, it’s time to get it looked at. A check engine light that’s on or flashing could be a symptom of a serious problem in your or emission system, and it won’t go away by ignoring it. Potential causes may include a faulty oxygen sensor, damaged spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your Tahoe to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. Other signs your Chevrolet Tahoe engine needs some TLC are essential fluid leaks, or a sinking feeling that something’s wrong.

Engine Repairs for Your 2018 Tahoe

If your 2018 Chevrolet Tahoe needs engine repair, 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. Choose Firestone Complete Auto Care for Chevrolet Tahoe engine repairs and you can drive easy knowing that we use Chevrolet-approved parts and fluids — timing belt, oil gasket, sensors, or a different component.

Questions About 2018 Chevrolet Tahoe Engines

Why does the check engine light come on when I start my Tahoe? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your Tahoe 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 Chevrolet engine sound different? Unusual noises can signal a problem with your Chevrolet Tahoe engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a Chevrolet engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Chevrolet Tahoe engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle is in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Is it okay to put water in my Chevrolet Tahoe radiator? While it’s not recommended, you can use water in your Tahoe 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 can cause the engine in my Tahoe to suddenly stop? Reasons your Tahoe car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who fixes Chevrolet Tahoe engines? For Chevrolet Tahoe 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.