Why does the check engine light come on when I start my 740i?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your 740i firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why is my BMW 740i making engine noise?

Strange engine sounds can be a sign something’s off in your BMW 740i. Tapping or knocking could mean you need an oil change. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage a BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 740i engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.

Can I add water to my BMW 740i radiator?

It’s not recommended you put water in your 740i radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

What can cause the engine in my 740i to suddenly stop?

If your 740i 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 740i engine?

Your local Firestone Complete Auto Care fixes BMW 740i engines. Book an appointment today! We have thousands of locations across the country.

2022 BMW 740i Engine Repair

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2022 BMW 740i Trim Options

Select your BMW 740i trim level to learn more about BMW-recommended engine repair. Use the following chart to find information.

BMW 740i Repairs and Services

Nothing stays the same forever. Even your BMW 740i’s engine parts and components will change. When something breaks, we're ready. Select a repair or category to learn more about 2022 BMW 740i services.

We Know BMW 740i Engines

BMW 740i drivers trust that their 740i will take them near and far. You probably thought about that when you got it. 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 2022 BMW 740i engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service BMW 740i engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Check Engine Light on 2022 BMW 740i

If your 740i 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, Potential causes may include a faulty oxygen sensor, bad spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few possible causes. Bring your 740i to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. engine pinging noises, oil leaks, or misfiring.

2022 740i Engine Services

If your 2022 740i engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. 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 want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for BMW 740i engine repairs and you can feel confident knowing that we use BMW-approved parts and components like the cambelt, valve guide seal, ignition coil, or other parts.

2022 BMW 740i Engine Q&A

Why does the check engine light come on when I start my 740i? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your 740i firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why is my BMW 740i making engine noise? Strange engine sounds can be a sign something’s off in your BMW 740i. Tapping or knocking could mean you need an oil change. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage a BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 740i engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.
Can I add water to my BMW 740i radiator? It’s not recommended you put water in your 740i radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
What can cause the engine in my 740i to suddenly stop? If your 740i 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 740i engine? Your local Firestone Complete Auto Care fixes BMW 740i engines. Book an appointment today! We have thousands of locations across the country.