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

It’s usually normal for your check engine light to turn on upon ignition. This is a sign that your vehicle is testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why does my Pontiac engine sound different?

Strange engine sounds can be a sign something’s off in your Pontiac Grand Prix. Tapping or knocking could mean you're low on 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 my Pontiac Grand Prix engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle 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 Pontiac Grand Prix radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Grand Prix when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause the engine in my Grand Prix to suddenly stop?

Reasons your Grand Prix car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who repairs Pontiac Grand Prix engines?

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

Engine Repairs for Your 1998 Pontiac Grand Prix

Learn about

1998 Pontiac Grand Prix Trim Options

Select your Pontiac Grand Prix trim level to learn more about Pontiac-recommended engine repair. Use the following chart to find information.

V6/3.1L

V6/3.8L

Repairs for Your 1998 Pontiac Grand Prix

Nothing stays the same forever. Even your Pontiac Grand Prix's many parts and pieces. We’re here to help when something stops working. Select a service or repair below to learn more about what we can do for your 1998 Pontiac Grand Prix.

We Care for Pontiac Grand Prix Engines

The Pontiac Grand Prix is respected for its reliability. That might be why you bought it in the first place. However, even your trustworthy engine is subject to wear and tear. Sometimes plans go sideways. If they do, you’ll have to find a dependable 1998 Pontiac 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 Pontiac Grand Prix engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 1998 Pontiac Grand Prix Check Engine Light Is On

As soon as your Grand Prix check engine light turns on, it’s time to get an expert’s opinion. A steady or flashing check engine light could signal a serious issue with your combustion, Causes may include a faulty oxygen sensor, damaged spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your Grand Prix issues diagnosed and our expert techs will get the root of the problem. Other signs your Pontiac Grand Prix engine needs some TLC are essential fluid leaks, or a sinking feeling that something’s wrong.

1998 Grand Prix Engine Services

If your 1998 Grand Prix engine needs repairs, 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 isn’t urgent right now, we’ll let 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. Turn to Firestone Complete Auto Care for your 1998 Grand Prix engine repairs and you can drive easy knowing that we use Pontiac-approved parts and fluids — timing belt, engine oil seal, fuses, or a different component.

Questions About 1998 Pontiac Grand Prix Engines

Why does my Grand Prix’s check engine light come on when I start it? It’s usually normal for your check engine light to turn on upon ignition. This is a sign that your vehicle is testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why does my Pontiac engine sound different? Strange engine sounds can be a sign something’s off in your Pontiac Grand Prix. Tapping or knocking could mean you're low on 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 my Pontiac Grand Prix engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle 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 Pontiac Grand Prix radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Grand Prix when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause the engine in my Grand Prix to suddenly stop? Reasons your Grand Prix car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who repairs Pontiac Grand Prix engines? Your local Firestone Complete Auto Care fixes Pontiac Grand Prix engines. Book an appointment today! We have thousands of locations across the country.