Why does the check engine light in my 740Li xDrive turn on when I start my car?

It's okay if your check engine light comes on when you first start your vehicle. This is just your 740Li xDrive testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my BMW 740Li xDrive making engine noise?

Unusual noises can signal a problem with your BMW 740Li xDrive engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my BMW 740Li xDrive 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 pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I use water in my BMW 740Li xDrive radiator?

It’s not recommended you put water in your 740Li xDrive 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 could cause my 740Li xDrive engine to suddenly stop?

Your 740Li xDrive car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who repairs BMW 740Li xDrive engines?

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

Engine Repairs for Your 2015 BMW 740Li xDrive

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2015 BMW 740Li xDrive Trim Options

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

L6/3.0L

2015 BMW 740Li xDrive Repair

Nothing stays the same forever. Even your BMW 740Li xDrive'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 2015 BMW 740Li xDrive.

We Know BMW 740Li xDrive Engines

The BMW 740Li xDrive is respected for its reliability. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Sometimes plans go sideways. If they do, you’ll have to find a dependable 2015 BMW service center — quick! 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 740Li xDrive engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

My 2015 BMW 740Li xDrive Check Engine Light Is On

An illuminated check engine light on your BMW 740Li xDrive 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, damaged spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your 740Li xDrive in for an on-board diagnostic check and our expert techs will get the root of the problem. Other signs it's time for BMW 740Li xDrive engine service might include essential fluid leaks, or engine misfiring.

2015 740Li xDrive Engine Services

If your 2015 BMW 740Li xDrive needs engine repair, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a service can wait, we’ll make sure you know. If it's necessary for your safety, we'll make sure you understand that, too. We seek to give you all the info you need to make a smart decision about our services. By choosing Firestone Complete Auto Care for 740Li xDrive engine repairs and you can feel confident knowing that we use BMW-approved parts and components like the cambelt, engine oil seal, fuses, or another part.

2015 BMW 740Li xDrive Engine Q&A

Why does the check engine light in my 740Li xDrive turn on when I start my car? It's okay if your check engine light comes on when you first start your vehicle. This is just your 740Li xDrive testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my BMW 740Li xDrive making engine noise? Unusual noises can signal a problem with your BMW 740Li xDrive engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my BMW 740Li xDrive 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 pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I use water in my BMW 740Li xDrive radiator? It’s not recommended you put water in your 740Li xDrive 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 could cause my 740Li xDrive engine to suddenly stop? Your 740Li xDrive car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who repairs BMW 740Li xDrive engines? Your local Firestone Complete Auto Care fixes BMW 740Li xDrive engines. Book an appointment today! We have thousands of locations across the country.