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

It's okay if your check engine light comes on when you first start your vehicle. This is just your Sunfire testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Are Pontiac Sunfire engine noises bad?

Strange engine sounds can be a sign something’s off in your Pontiac Sunfire. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by 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 Sunfire 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 accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I add water to my Pontiac Sunfire 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 Sunfire when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What could cause my Sunfire engine to suddenly stop?

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

Who fixes Pontiac Sunfire engines?

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

Engine Repairs for Your 2005 Pontiac Sunfire

Learn about

2005 Pontiac Sunfire Trim Options

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

L4/2.2L

2005 Pontiac Sunfire Repair

Stuff wears out. Even your Pontiac Sunfire'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 2005 Pontiac Sunfire.

We Care for Pontiac Sunfire Engines

Pontiac Sunfire drivers trust that their Sunfire will take them near and far. That might be why you bought it in the first place. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 2005 Pontiac Sunfire engine repairs. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced more than 500 million vehicles since 1926, and our technicians know Pontiac Sunfire engines. Schedule an appointment if you're experiencing problems that could require engine repair. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 2005 Pontiac Sunfire Check Engine Light Is On

An illuminated check engine light on your Pontiac Sunfire is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your vehicle's ignition, Potential causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or a leaking engine vacuum, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your Sunfire issues diagnosed and we’ll figure out why that check engine light is giving you grief. engine pinging noises, oil leaks, or misfiring.

Engine Repairs for Your 2005 Sunfire

When your Pontiac Sunfire engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We make recommendations, but you make the final decision. If a service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. 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 2005 Sunfire engine repairs and you can feel confident knowing that we use Pontiac-approved parts and components like the serpentine belt, oil gasket, fuses, or other parts.

Questions About 2005 Pontiac Sunfire Engines

Why does the check engine light come on when I start my Sunfire? It's okay if your check engine light comes on when you first start your vehicle. This is just your Sunfire testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Pontiac Sunfire engine noises bad? Strange engine sounds can be a sign something’s off in your Pontiac Sunfire. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by 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 Sunfire 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 accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I add water to my Pontiac Sunfire 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 Sunfire when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What could cause my Sunfire engine to suddenly stop? Your Sunfire car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes Pontiac Sunfire engines? Your local Firestone Complete Auto Care offers Pontiac Sunfire engine repair. Schedule an appointment today at one of our thousands of locations nationwide!