Why does my 740i’s check engine light come on when I start it?

It’s usually normal for your check engine light to turn on upon ignition. 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?

Unusual noises can signal a problem with your BMW 740i 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 740i 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 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?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your 740i when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause a 740i engine to suddenly stop?

There are different reasons your 740i 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 fixes BMW 740i engines?

Your local Firestone Complete Auto Care offers BMW 740i engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 2018 BMW 740i Engines

Learn about

2018 BMW 740i Trim Options

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

L6/3.0L

BMW 740i Repairs and Services

Nothing stays the same forever. Even your BMW 740i'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 2018 BMW 740i.

We Care for BMW 740i Engines

BMW 740i engines are known for their reliability. You probably thought about that when you got it. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 2018 BMW 740i 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 740i engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Check Engine Light on 2018 BMW 740i

If your 740i check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission system that won't go away on its own. Potential causes may include a faulty 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. Bring your 740i to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. engine pinging noises, burning smells, or a sinking feeling that something’s wrong.

BMW 740i Engine Repair

If your 2018 BMW 740i needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We don't start working until we have your approval. If a repair isn’t urgent right now, 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 good knowing that we only use BMW-compliant replacement parts such as the timing chain or belt, motor oil seal, ignition coil, or a different component.

Engine Q&A 2018 BMW 740i

Why does my 740i’s check engine light come on when I start it? It’s usually normal for your check engine light to turn on upon ignition. 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? Unusual noises can signal a problem with your BMW 740i 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 740i 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 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? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your 740i when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause a 740i engine to suddenly stop? There are different reasons your 740i 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 fixes BMW 740i engines? Your local Firestone Complete Auto Care offers BMW 740i engine repair. Schedule an appointment today at one of our thousands of locations nationwide!