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

It's okay if your check engine light comes on when you first start your vehicle. This is just your 740i xDrive testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why does my BMW engine sound different?

Unusual noises can signal a problem with your BMW 740i xDrive engine. Tapping or knocking could mean you're low on oil. 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 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 740i xDrive engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle 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 put water in my BMW 740i xDrive radiator?

While it’s not recommended, you can use water in your 740i xDrive 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 a 740i xDrive engine to suddenly stop?

There are different reasons your 740i xDrive vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Who can repair my BMW 740i xDrive engine?

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

2020 BMW 740i xDrive Engine Repair

Learn about

2020 BMW 740i xDrive Trim Options

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

L6/3.0L

Repairs for Your 2020 BMW 740i xDrive

Nothing stays the same forever. Even your BMW 740i xDrive's many parts and pieces. We’re here to help when something stops working. Click on a repair below to learn more about 2020 BMW 740i xDrive repairs.

We Care for BMW 740i xDrive Engines

BMW 740i xDrive engines are known for their reliability. That might be why you bought it in the first place. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 2020 BMW 740i xDrive 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 BMW 740i xDrive engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2020 BMW 740i xDrive Check Engine Light Is On

As soon as your 740i xDrive check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s on or flashing could be a symptom of a serious problem in your or emission system, and it won’t go away by ignoring it. 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. Bring your 740i xDrive to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. Other signs it's time for BMW 740i xDrive engine service might include oil leaks, or a sinking feeling that something’s wrong.

Engine Repairs for Your 2020 740i xDrive

If your 2020 740i xDrive 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 service can wait, we’ll make sure 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 2020 740i xDrive engine repairs and you can drive easy knowing that we use BMW-approved parts and fluids — timing belt, valve guide seal, ignition coil, or other parts.

Engine Q&A 2020 BMW 740i xDrive

Why does the check engine light come on when I start my 740i xDrive? It's okay if your check engine light comes on when you first start your vehicle. This is just your 740i xDrive testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why does my BMW engine sound different? Unusual noises can signal a problem with your BMW 740i xDrive engine. Tapping or knocking could mean you're low on oil. 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 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 740i xDrive engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle 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 put water in my BMW 740i xDrive radiator? While it’s not recommended, you can use water in your 740i xDrive 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 a 740i xDrive engine to suddenly stop? There are different reasons your 740i xDrive vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Who can repair my BMW 740i xDrive engine? Your local Firestone Complete Auto Care fixes BMW 740i xDrive engines. Book an appointment today! We have thousands of locations across the country.