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

It’s usually normal for your check engine light to turn on upon ignition. It’s just your Comanche firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why is my Jeep Comanche making engine noise?

Unusual noises can signal a problem with your Jeep Comanche engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Jeep Comanche engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I use water in my Jeep Comanche radiator?

It’s not recommended you put water in your Comanche 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 can cause a Comanche engine to suddenly stop?

If your Comanche car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Who can repair my Jeep Comanche engine?

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

Engine Repairs for Your 1986 Jeep Comanche

Learn about

1986 Jeep Comanche Trim Options

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

L4/2.5L

V6/2.8L

1986 Jeep Comanche Repair

Nothing lasts forever. Even your Jeep Comanche’s engine parts and components will change. When something breaks or fails, we’re ready to help. Select a repair or category to learn more about 1986 Jeep Comanche services.

We’re Trained to Care for Jeep Comanche Engines

Jeep Comanche drivers trust that their Comanche will take them near and far. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Things can go wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 1986 Jeep Comanche engine repairs. 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 Jeep Comanche engines. Schedule an appointment if you're experiencing problems that could require engine repair. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 1986 Jeep Comanche Check Engine Light Is On

An illuminated check engine light on your Jeep Comanche is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission control system that won’t go away on its own. Potential causes may include a faulty oxygen sensor, worn spark plug, issues 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 Comanche issues diagnosed and we’ll figure out why that check engine light is giving you grief. engine rattling, burning smells, or engine misfiring.

Engine Repairs for Your 1986 Comanche

If your 1986 Jeep Comanche 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. We'll also tell you if it's necessary for your safety. We want to give you all the details you need to make an informed decision about your engine repairs. By choosing Firestone Complete Auto Care for Comanche engine repairs and you can feel confident knowing that we use Jeep-approved parts and components like the timing chain or belt, oil gasket, ignition coil, or a different component.

Questions About 1986 Jeep Comanche Engines

Why does the check engine light come on when I start my Comanche? It’s usually normal for your check engine light to turn on upon ignition. It’s just your Comanche firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why is my Jeep Comanche making engine noise? Unusual noises can signal a problem with your Jeep Comanche engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Jeep Comanche engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I use water in my Jeep Comanche radiator? It’s not recommended you put water in your Comanche 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 can cause a Comanche engine to suddenly stop? If your Comanche car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Who can repair my Jeep Comanche engine? Your local Firestone Complete Auto Care offers Jeep Comanche engine repair. Schedule an appointment today at one of our thousands of locations nationwide!