Why does my D350’s check engine light come on when I start it?

It's okay if your check engine light comes on when you first start your vehicle. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are Dodge D350 engine noises bad?

Strange under-the-hood noises can point to problems within your Dodge D350 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a Dodge engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Dodge D350 engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I put water in my Dodge D350 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.

Why did my D350 engine suddenly stop?

If your D350 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 fixes Dodge D350 engines?

Your local Firestone Complete Auto Care fixes Dodge D350 engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 1990 Dodge D350

Learn about

1990 Dodge D350 Trim Options

Select your Dodge D350 trim level to learn more about Dodge-recommended engine repair. Use the following chart to find information.

L6/5.9L

V8/5.9L

1990 Dodge D350 Repair

Nothing lasts forever. Even your Dodge D350's many parts and pieces. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 1990 Dodge D350.

We’re Trained to Care for Dodge D350 Engines

Dodge D350 engines are known for their reliability. You may have even been thinking about that when you bought it. However, even your trustworthy engine is subject to wear and tear. Things can go sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 1990 Dodge D350 engine repairs. That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Dodge D350 engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 1990 Dodge D350

If your D350 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 that won't go away on its own. Potential causes may include a faulty oxygen sensor, damaged 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 D350 issues diagnosed and we'll determine exactly why your check engine light is on. Other signs your Dodge D350 engine needs some TLC are burning smells, or misfiring.

Dodge D350 Engine Repair

If your 1990 Dodge D350 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 service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. We want to provide you with the information you need to make an informed engine repair decision. By choosing Firestone Complete Auto Care for D350 engine repairs and you can feel confident knowing that we use Dodge-approved parts and components like the cambelt, motor oil seal, ignition coil, or other parts.

Engine Q&A 1990 Dodge D350

Why does my D350’s check engine light come on when I start it? It's okay if your check engine light comes on when you first start your vehicle. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are Dodge D350 engine noises bad? Strange under-the-hood noises can point to problems within your Dodge D350 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a Dodge engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Dodge D350 engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I put water in my Dodge D350 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.
Why did my D350 engine suddenly stop? If your D350 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 fixes Dodge D350 engines? Your local Firestone Complete Auto Care fixes Dodge D350 engines. Book an appointment today! We have thousands of locations across the country.