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

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

Are Oldsmobile Alero engine noises bad?

Unusual noises can signal a problem with your Oldsmobile Alero engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have 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 Oldsmobile Alero engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Is it okay to put water in my Oldsmobile Alero radiator?

While it’s not recommended, you can use water in your Alero 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.

What can cause the engine in my Alero to suddenly stop?

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

Who can repair my Oldsmobile Alero engine?

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

Engine Repairs for Your 2003 Oldsmobile Alero

Learn about

2003 Oldsmobile Alero Trim Options

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

L4/2.2L

V6/3.4L

Oldsmobile Alero Repairs and Services

Nothing lasts forever. Even your Oldsmobile Alero's many parts and pieces. We’re here to help when something stops working. Click on a repair below to learn more about 2003 Oldsmobile Alero repairs.

We Know Oldsmobile Alero Engines

The Oldsmobile Alero 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. Things can go sideways sometimes. When they do, you might find yourself searching for 2003 Oldsmobile Alero engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Oldsmobile Alero engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2003 Oldsmobile Alero Check Engine Light Is On

An illuminated check engine light on your Oldsmobile Alero 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 car’s starter, Potential causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or a leaking engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your Alero issues diagnosed and we’ll figure out why that check engine light is giving you grief. Other signs your Oldsmobile Alero engine needs some TLC are oil leaks, or engine misfiring.

Engine Repairs for Your 2003 Alero

When your Oldsmobile Alero engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We never do any work without your sign-off. 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 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 2003 Alero engine repairs and you can feel confident knowing that we use Oldsmobile-approved parts and components like the serpentine belt, motor oil seal, sensors, or another part.

Engine Q&A 2003 Oldsmobile Alero

Why does my Alero’s check engine light come on when I start it? It's okay if your check engine light comes on when you first start your vehicle. This is a sign that your vehicle is testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Oldsmobile Alero engine noises bad? Unusual noises can signal a problem with your Oldsmobile Alero engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have 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 Oldsmobile Alero engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Is it okay to put water in my Oldsmobile Alero radiator? While it’s not recommended, you can use water in your Alero 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.
What can cause the engine in my Alero to suddenly stop? Reasons your Alero car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who can repair my Oldsmobile Alero engine? Your local Firestone Complete Auto Care fixes Oldsmobile Alero engines. Book an appointment today! We have thousands of locations across the country.