Why does the check engine light come on when I start my Grand Prix?

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

Why does my Pontiac engine sound different?

Strange under-the-hood noises can point to problems within your Pontiac Grand Prix 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 might be a sign of brake problems rather than engine issues.

What could damage my Pontiac Grand Prix engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still 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 use water in my Pontiac Grand Prix radiator?

It’s not recommended you put water in your Grand Prix radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

What can cause a Grand Prix engine 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 can repair my Pontiac Grand Prix engine?

Your local Firestone Complete Auto Care offers Pontiac Grand Prix engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Engine Repairs for Your 1984 Pontiac Grand Prix

Learn about

1984 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.

V6/3.8L

V8/5.0L

V8/5.7L

Repairs for Your 1984 Pontiac Grand Prix

Nothing stays the same forever. Even your Pontiac Grand Prix'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 1984 Pontiac Grand Prix.

We’re Trained to Care for Pontiac Grand Prix Engines

Pontiac Grand Prix engines are known for their reliability. You probably thought about that when you got it. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. When they do, you might find yourself searching for 1984 Pontiac Grand Prix engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Pontiac Grand Prix engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 1984 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 car’s starter, Potential causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or a leaking engine vacuum, to name a few possible causes. Bring your Grand Prix in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. engine rattling, burning smells, or engine misfiring.

Engine Repairs for Your 1984 Grand Prix

If your 1984 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 can wait, we'll let you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We seek to give you all the info you need to make a smart decision about our services. Choose Firestone Complete Auto Care for Pontiac Grand Prix engine repairs and you can drive easy knowing that we use Pontiac-approved parts and fluids — timing belt, motor oil seal, ignition coil, or other parts.

1984 Pontiac Grand Prix Engine Q&A

Why does the check engine light come on when I start my Grand Prix? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your Grand Prix testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Pontiac engine sound different? Strange under-the-hood noises can point to problems within your Pontiac Grand Prix 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 might be a sign of brake problems rather than engine issues.
What could damage my Pontiac Grand Prix engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still 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 use water in my Pontiac Grand Prix radiator? It’s not recommended you put water in your Grand Prix radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
What can cause a Grand Prix engine 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 can repair my Pontiac Grand Prix engine? Your local Firestone Complete Auto Care offers Pontiac Grand Prix engine repair. Schedule an appointment today at one of our thousands of locations nationwide!