Why does the check engine light in my Grand Prix turn on when I start my car?

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 is my Pontiac Grand Prix making engine noise?

Strange engine sounds can be a sign something’s off in your Pontiac Grand Prix. 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 might be coming from the brakes, not the engine.

What could damage a Pontiac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Pontiac Grand Prix 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 accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.

Can I add water to 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 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!

Reliable Repairs for 1994 Pontiac Grand Prix Engines

Learn about

1994 Pontiac Grand Prix Trim Options

Select your Pontiac Grand Prix trim level to learn more about Pontiac-recommended engine repair. Even Pontiac Grand Prix parts will get older and change.

V6/3.1L

V6/3.4L

Pontiac Grand Prix Repairs and Services

Stuff wears out. Even your Pontiac Grand Prix's many parts and pieces. When something breaks, we're ready. Click on a repair below to learn more about 1994 Pontiac Grand Prix repairs.

We’re Trained to Care for Pontiac Grand Prix Engines

Pontiac Grand Prix engines are known for their reliability. That might be why you bought it in the first place. 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 1994 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 is a top choice for professional engine diagnosis, service, and repair at an affordable price.

My 1994 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 check engine light that’s flashing or steadily illuminated could point to problems with your or emission system, and it won’t go away by ignoring it. Possible causes can include a failing oxygen sensor, worn spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few possible causes. Bring your Grand Prix in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. rattling sounds, oil leaks, or misfiring.

Pontiac Grand Prix Engine Repair

If your 1994 Grand Prix engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We don't start working until we have your approval. 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. Choose Firestone Complete Auto Care for Pontiac Grand Prix engine repairs and you can feel good knowing that we only use Pontiac-compliant replacement parts such as the cambelt, oil gasket, fuses, or a different component.

Engine Q&A 1994 Pontiac Grand Prix

Why does the check engine light in my Grand Prix turn on when I start my car? 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 is my Pontiac Grand Prix making engine noise? Strange engine sounds can be a sign something’s off in your Pontiac Grand Prix. 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 might be coming from the brakes, not the engine.
What could damage a Pontiac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Pontiac Grand Prix 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 accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.
Can I add water to 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 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!