Why does my I-Mark’s check engine light come on when I start it?

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your I-Mark testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my Isuzu I-Mark making engine noise?

Strange under-the-hood noises can point to problems within your Isuzu I-Mark engine. Knocking or tapping could be a symptom of low oil. 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 my Isuzu I-Mark 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. 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 Isuzu I-Mark 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 I-Mark engine to suddenly stop?

Your I-Mark car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Where can I go for Isuzu I-Mark repair?

Your local Firestone Complete Auto Care fixes Isuzu I-Mark engines. Book an appointment today! We have thousands of locations across the country.

Reliable Repairs for 1986 Isuzu I-Mark Engines

Learn about

1986 Isuzu I-Mark Trim Options

Select your Isuzu I-Mark trim level to learn more about Isuzu-recommended engine repair. Use the following chart to find information.

L4/1.5L

1986 Isuzu I-Mark Repair

Nothing lasts forever. Even your Isuzu I-Mark’s engine parts and components will change. We’re here to help when something stops working. Select a repair or category to learn more about 1986 Isuzu I-Mark services.

We Know Isuzu I-Mark Engines

The Isuzu I-Mark is respected for its reliability. 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 sideways sometimes. If they do, you’ll have to find a dependable 1986 Isuzu service center — quick! That's when it's time to head to Firestone Complete Auto Care. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Isuzu I-Mark 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 is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Check Engine Light on 1986 Isuzu I-Mark

As soon as your I-Mark check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s on or flashing could be a symptom of a serious problem in your fuel, Possible causes can include a failing oxygen sensor, bad spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few possible causes. Stop by your local Firestone Complete Auto Care to get your I-Mark issues diagnosed and we'll determine exactly why your check engine light is on. Other signs it's time for Isuzu I-Mark engine service might include burning smells, or misfiring.

Isuzu I-Mark Engine Repair

If your 1986 Isuzu I-Mark needs engine repair, our technicians will make sure you understand what’s going on before they start working on your engine. We don't start working until we have your approval. 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. By choosing Firestone Complete Auto Care for I-Mark engine repairs and you can drive easy knowing that we use Isuzu-approved parts and fluids — timing chain or belt, oil gasket, fuses, or a different component.

1986 Isuzu I-Mark Engine Q&A

Why does my I-Mark’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your I-Mark testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my Isuzu I-Mark making engine noise? Strange under-the-hood noises can point to problems within your Isuzu I-Mark engine. Knocking or tapping could be a symptom of low oil. 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 my Isuzu I-Mark 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. 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 Isuzu I-Mark 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 I-Mark engine to suddenly stop? Your I-Mark car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Where can I go for Isuzu I-Mark repair? Your local Firestone Complete Auto Care fixes Isuzu I-Mark engines. Book an appointment today! We have thousands of locations across the country.