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

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your Wrangler firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why does my Jeep engine sound different?

Strange engine sounds can be a sign something’s off in your Jeep Wrangler. Tapping or knocking could mean you need an oil change. Whistling could mean a belt is misaligned or there's an intake leak. 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 Jeep engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Jeep Wrangler 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 slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I put water in my Jeep Wrangler 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.

What can cause a Wrangler engine to suddenly stop?

If your Wrangler 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 repairs Jeep Wrangler engines?

Your local Firestone Complete Auto Care fixes Jeep Wrangler engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 1989 Jeep Wrangler

Learn about

1989 Jeep Wrangler Trim Options

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

L4/2.5L

L6/4.2L

Jeep Wrangler Repairs and Services

Nothing stays the same forever. Even your Jeep Wrangler’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 1989 Jeep Wrangler services.

We Care for Jeep Wrangler Engines

Jeep Wrangler engines are known for their reliability. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Sometimes plans go sideways. If they do, you’ll have to find a dependable 1989 Jeep service center — quick! 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 Wrangler engine will be in good hands. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 1989 Jeep Wrangler Check Engine Light Is On

If your Wrangler 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 combustion, Possible causes can include a failing oxygen sensor, damaged spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your Wrangler in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. Other signs your Jeep Wrangler engine needs some TLC are burning smells, or engine misfiring.

Engine Repairs for Your 1989 Wrangler

If your 1989 Jeep Wrangler needs engine repair, our expert techs will let you know what needs to be done and why before they get started. 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 give you all the details you need to make an informed decision about your engine repairs. By choosing Firestone Complete Auto Care for Wrangler engine repairs and you can feel confident knowing that we use Jeep-approved parts and components like the cambelt, motor oil seal, ignition coil, or another part.

1989 Jeep Wrangler Engine Q&A

Why does the check engine light come on when I start my Wrangler? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your Wrangler firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why does my Jeep engine sound different? Strange engine sounds can be a sign something’s off in your Jeep Wrangler. Tapping or knocking could mean you need an oil change. Whistling could mean a belt is misaligned or there's an intake leak. 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 Jeep engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Jeep Wrangler 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 slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I put water in my Jeep Wrangler 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.
What can cause a Wrangler engine to suddenly stop? If your Wrangler 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 repairs Jeep Wrangler engines? Your local Firestone Complete Auto Care fixes Jeep Wrangler engines. Book an appointment today! We have thousands of locations across the country.