Why does my S6’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 S6 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why is my Audi S6 making engine noise?

Strange engine sounds can be a sign something’s off in your Audi S6. Tapping or knocking could mean you need an oil change. 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 a sign of brake problems rather than engine issues.

What could damage a Audi engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Audi S6 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas 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.

Can I put water in my Audi S6 radiator?

Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.

Why did my S6 engine suddenly stop?

Your S6 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 Audi S6 repair?

Your local Firestone Complete Auto Care offers Audi S6 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 2003 Audi S6 Engines

Learn about

2003 Audi S6 Trim Options

Select your Audi S6 trim level to learn more about Audi-recommended engine repair. Use the following chart to find information.

V8/4.2L

Repairs for Your 2003 Audi S6

Nothing stays the same forever. Even your Audi S6's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 2003 Audi S6 repairs.

We Know Audi S6 Engines

Audi S6 drivers trust that their S6 will take them near and far. 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 sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 2003 Audi S6 engine repairs. 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 Audi S6 engine will be in good hands. 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.

Check Engine Light on 2003 Audi S6

If your S6 check engine light is on, it’s time to get it looked at. A steady or flashing check engine light could signal a serious issue with your vehicle's ignition, Potential causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or an engine vacuum leak, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your S6 issues diagnosed and we'll determine exactly why your check engine light is on. Other signs your Audi S6 engine needs some TLC are oil leaks, or engine misfiring.

2003 S6 Engine Services

When your Audi S6 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 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. Choose Firestone Complete Auto Care for Audi S6 engine repairs and you can feel confident knowing that we use Audi-approved parts and components like the timing belt, engine oil seal, fuses, or a different component.

Engine Q&A 2003 Audi S6

Why does my S6’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 S6 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why is my Audi S6 making engine noise? Strange engine sounds can be a sign something’s off in your Audi S6. Tapping or knocking could mean you need an oil change. 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 a sign of brake problems rather than engine issues.
What could damage a Audi engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Audi S6 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas 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.
Can I put water in my Audi S6 radiator? Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.
Why did my S6 engine suddenly stop? Your S6 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 Audi S6 repair? Your local Firestone Complete Auto Care offers Audi S6 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!