Why does my Bonneville’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 just your Bonneville testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Are Pontiac Bonneville engine noises bad?

Strange under-the-hood noises can point to problems within your Pontiac Bonneville 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 can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

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

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' 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 add water to my Pontiac Bonneville radiator?

While it’s not recommended, you can use water in your Bonneville radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.

Why did my Bonneville engine suddenly stop?

Your Bonneville 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 Pontiac Bonneville repair?

For Pontiac Bonneville 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 1998 Pontiac Bonneville

Learn about

1998 Pontiac Bonneville Trim Options

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

V6/3.8L

Repairs for Your 1998 Pontiac Bonneville

Nothing stays the same forever. Even your Pontiac Bonneville’s engine parts and components will change. We’re here to help when something stops working. Click on a repair below to learn more about 1998 Pontiac Bonneville repairs.

We Care for Pontiac Bonneville Engines

Pontiac Bonneville engines are known for their 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 wrong on the road. If they do, you’ll have to find a dependable 1998 Pontiac service center — quick! That’s where Firestone Complete Auto Care comes in. We've serviced more than 500 million vehicles since 1926, and our technicians know Pontiac Bonneville engines. 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.

Check Engine Light on 1998 Pontiac Bonneville

If your Bonneville 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 fuel injection, Possible causes can include a failing oxygen sensor, damaged spark plug, a clogged catalytic converter, or an engine vacuum leak, to name a few possible causes. Stop by your local Firestone Complete Auto Care to get your Bonneville issues diagnosed and we’ll figure out why that check engine light is giving you grief. engine pinging noises, essential fluid leaks, or engine misfiring.

1998 Bonneville Engine Services

When your Pontiac Bonneville 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 repair can wait, we'll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We seek to give you all the info you need to make a smart decision about our services. By choosing Firestone Complete Auto Care for Bonneville engine repairs and you can drive easy knowing that we use Pontiac-approved parts and fluids — cambelt, oil gasket, fuses, or a different component.

Questions About 1998 Pontiac Bonneville Engines

Why does my Bonneville’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 just your Bonneville testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Pontiac Bonneville engine noises bad? Strange under-the-hood noises can point to problems within your Pontiac Bonneville 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 can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage a Pontiac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Pontiac Bonneville engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' 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 add water to my Pontiac Bonneville radiator? While it’s not recommended, you can use water in your Bonneville radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.
Why did my Bonneville engine suddenly stop? Your Bonneville 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 Pontiac Bonneville repair? For Pontiac Bonneville 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.