Why does the check engine light come on when I start my 525i?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your 525i firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are BMW 525i engine noises bad?

Unusual noises can signal a problem with your BMW 525i engine. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. 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 a BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 525i 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 slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I add water to my BMW 525i 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 525i engine suddenly stop?

If your 525i car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Who can repair my BMW 525i engine?

For BMW 525i engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

Engine Repairs for Your 2007 BMW 525i

Learn about

2007 BMW 525i Trim Options

Select your BMW 525i trim level to learn more about BMW-recommended engine repair. Even BMW 525i parts will get older and change.

L6/2.5L

L6/3.0L

BMW 525i Repairs and Services

Nothing lasts forever. Even your BMW 525i’s engine parts and components will change. When something breaks, we're ready. Select a repair or category to learn more about 2007 BMW 525i services.

We Know BMW 525i Engines

BMW 525i drivers trust that their 525i 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 2007 BMW 525i 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 millions of vehicles since 1926, and our professional technicians are trained to service BMW 525i engines. Schedule a courtesy inspection at the first sign of engine trouble. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Illuminated Check Engine Light on 2007 BMW 525i

If your 525i 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 fuel injection, Possible causes can include a failing oxygen sensor, worn spark plug, issues with your catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your 525i issues diagnosed and our expert techs will get the root of the problem. rattling sounds, oil leaks, or misfiring.

BMW 525i Engine Repair

If your 2007 525i engine needs repairs, our technicians will provide you with a thorough explanation beforehand. 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 provide you with the information you need to make an informed engine repair decision. By choosing Firestone Complete Auto Care for 525i engine repairs and you can drive easy knowing that we use BMW-approved parts and fluids — cambelt, motor oil seal, ignition coil, or another part.

Engine Q&A 2007 BMW 525i

Why does the check engine light come on when I start my 525i? It’s usually normal for your check engine light to turn on upon ignition. It’s just your 525i firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are BMW 525i engine noises bad? Unusual noises can signal a problem with your BMW 525i engine. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. 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 a BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 525i 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 slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I add water to my BMW 525i 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 525i engine suddenly stop? If your 525i car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Who can repair my BMW 525i engine? For BMW 525i engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.