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 dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why is my BMW 740i xDrive making engine noise?

Unusual noises can signal a problem with your BMW 740i xDrive engine. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. 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 BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 740i xDrive 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. Steer clear of these habits to help protect engine performance and efficiency.

Can I add water to 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 could cause my 740i xDrive engine to suddenly stop?

If your 740i xDrive 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 repairs BMW 740i xDrive engines?

For BMW 740i xDrive 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 2017 BMW 740i xDrive

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2017 BMW 740i xDrive Trim Options

Select your BMW 740i xDrive trim level to learn more about BMW-recommended engine repair. Even BMW 740i xDrive parts will get older and change.

L6/3.0L

Repairs for Your 2017 BMW 740i xDrive

Nothing stays the same forever. Even your BMW 740i xDrive’s engine parts and components will change. We’re here to help when something stops working. Click on a repair below to learn more about 2017 BMW 740i xDrive repairs.

We Care for BMW 740i xDrive Engines

The BMW 740i xDrive is respected for its reliability. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. If they do, you’ll have to find a dependable 2017 BMW service center — quick! That’s where Firestone Complete Auto Care comes in. 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.

Illuminated Check Engine Light on 2017 BMW 740i xDrive

If your 740i xDrive check engine light is on, it’s time to get it looked at. A check engine light that’s on or flashing could be a symptom of a serious problem in your fuel, Potential causes may include a faulty oxygen sensor, bad spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your 740i xDrive issues diagnosed and we’ll figure out why that check engine light is giving you grief. engine rattling, burning smells, or a sinking feeling that something’s wrong.

2017 740i xDrive Engine Services

If your 2017 740i xDrive 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 repair isn’t urgent right now, we’ll let you know. We'll also tell you if it's necessary for your safety. We seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 2017 740i xDrive engine repairs and you can drive easy knowing that we use BMW-approved parts and fluids — cambelt, oil gasket, fuses, or another part.

Questions About 2017 BMW 740i xDrive Engines

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 dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why is my BMW 740i xDrive making engine noise? Unusual noises can signal a problem with your BMW 740i xDrive engine. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. 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 BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 740i xDrive 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. Steer clear of these habits to help protect engine performance and efficiency.
Can I add water to 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 could cause my 740i xDrive engine to suddenly stop? If your 740i xDrive 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 repairs BMW 740i xDrive engines? For BMW 740i xDrive 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.