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

It's okay if your check engine light comes on when you first start your vehicle. It’s just your Gladiator firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my Jeep Gladiator making engine noise?

Strange under-the-hood noises can point to problems within your Jeep Gladiator engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Jeep Gladiator engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is 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.

Can I use water in my Jeep Gladiator radiator?

It’s not recommended you put water in your Gladiator 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.

What could cause my Gladiator engine to suddenly stop?

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

Who fixes Jeep Gladiator engines?

Your local Firestone Complete Auto Care has you covered with expert Gladiator engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Engine Repairs for Your 2021 Jeep Gladiator

Learn about

2021 Jeep Gladiator Trim Options

Select your Jeep Gladiator trim level to learn more about Jeep-recommended engine repair. Even Jeep Gladiator parts will get older and change.

V6/3.6L

Jeep Gladiator Repairs and Services

Nothing stays the same forever. Even your Jeep Gladiator’s engine parts and components will change. We’re here to help when something stops working. Select a service or repair below to learn more about what we can do for your 2021 Jeep Gladiator.

We Know Jeep Gladiator Engines

The Jeep Gladiator is respected for its reliability. 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 sideways sometimes. When they do, you might find yourself searching for 2021 Jeep Gladiator 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. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Jeep Gladiator engine will be in good hands. 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.

Check Engine Light on 2021 Jeep Gladiator

If your Gladiator 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 combustion, Causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or an engine vacuum leak, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your Gladiator issues diagnosed and our expert techs will get the root of the problem. engine rattling, oil leaks, or a sinking feeling that something’s wrong.

Jeep Gladiator Engine Repair

If your 2021 Jeep Gladiator needs engine repair, our technicians will provide you with a thorough explanation beforehand. We don't start working until we have your approval. 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 want to provide you with the information you need to make an informed engine repair decision. Turn to Firestone Complete Auto Care for your 2021 Gladiator engine repairs and you can feel good knowing that we only use Jeep-compliant replacement parts such as the timing chain or belt, motor oil seal, ignition coil, or other parts.

Questions About 2021 Jeep Gladiator Engines

Why does the check engine light come on when I start my Gladiator? It's okay if your check engine light comes on when you first start your vehicle. It’s just your Gladiator firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my Jeep Gladiator making engine noise? Strange under-the-hood noises can point to problems within your Jeep Gladiator engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Jeep Gladiator engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is 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.
Can I use water in my Jeep Gladiator radiator? It’s not recommended you put water in your Gladiator 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.
What could cause my Gladiator engine to suddenly stop? Reasons your Gladiator car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who fixes Jeep Gladiator engines? Your local Firestone Complete Auto Care has you covered with expert Gladiator engine repair. Schedule an appointment today and see us at one of our thousands of locations.