Why does my V1500 Suburban’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. It’s just your V1500 Suburban firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my GMC V1500 Suburban making engine noise?

Unusual noises can signal a problem with your GMC V1500 Suburban engine. Tapping or knocking could mean you need an oil change. Whistling could mean a belt is misaligned or there's an intake leak. 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 GMC V1500 Suburban engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still 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 use water in my GMC V1500 Suburban 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 V1500 Suburban engine to suddenly stop?

Your V1500 Suburban car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes GMC V1500 Suburban engines?

For GMC V1500 Suburban engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

Engine Repairs for Your 1990 GMC V1500 Suburban

Learn about

1990 GMC V1500 Suburban Trim Options

Select your GMC V1500 Suburban trim level to learn more about GMC-recommended engine repair. Use the following chart to find information.

V8/5.7L

V8/6.2L

Repairs for Your 1990 GMC V1500 Suburban

Stuff wears out. Even your GMC V1500 Suburban’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 1990 GMC V1500 Suburban services.

We Know GMC V1500 Suburban Engines

The GMC V1500 Suburban 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 the unexpected strikes, you may search the internet frantically for quick and affordable 1990 GMC V1500 Suburban engine repairs. 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 GMC V1500 Suburban 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 offers both trustworthy and affordable engine repairs.

My 1990 GMC V1500 Suburban Check Engine Light Is On

As soon as your V1500 Suburban 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 car’s starter, Potential causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or an engine vacuum leak, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your V1500 Suburban issues diagnosed and we'll determine exactly why your check engine light is on. rattling sounds, essential fluid leaks, or a sinking feeling that something’s wrong.

Engine Repairs for Your 1990 V1500 Suburban

When your GMC V1500 Suburban engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We never do any work without your sign-off. If a service can wait, we’ll make sure you know. If it's necessary for your safety, we'll make sure you understand that, 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 V1500 Suburban engine repairs and you can feel good knowing that we only use GMC-compliant replacement parts such as the timing chain or belt, engine oil seal, ignition coil, or a different component.

Questions About 1990 GMC V1500 Suburban Engines

Why does my V1500 Suburban’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. It’s just your V1500 Suburban firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my GMC V1500 Suburban making engine noise? Unusual noises can signal a problem with your GMC V1500 Suburban engine. Tapping or knocking could mean you need an oil change. Whistling could mean a belt is misaligned or there's an intake leak. 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 GMC V1500 Suburban engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still 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 use water in my GMC V1500 Suburban 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 V1500 Suburban engine to suddenly stop? Your V1500 Suburban car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes GMC V1500 Suburban engines? For GMC V1500 Suburban engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.