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. This is a sign that your vehicle is testing 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. A high-pitched whistle could signal an intake leak or misaligned belt. 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 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

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 the engine in my 740i to suddenly stop?

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

Where can I go for BMW 740i repair?

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

Engine Repairs for Your 1997 BMW 740i

Learn about

1997 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.

V8/4.4L

BMW 740i Repairs and Services

Nothing stays the same forever. Even your BMW 740i’s engine parts and components will change. 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 1997 BMW 740i.

We’re Trained to Care for BMW 740i Engines

BMW 740i drivers trust that their 740i will take them near and far. 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 they do, you’ll have to find a dependable 1997 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 engine will be in good hands. 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 1997 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 or emission system that won't go away on its own. Causes may include a faulty oxygen sensor, worn 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 we’ll figure out why that check engine light is giving you grief. rattling sounds, oil leaks, or misfiring.

1997 740i Engine Services

If your 1997 BMW 740i needs engine repair, 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. 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 1997 740i engine repairs and you can drive easy knowing that we use BMW-approved parts and fluids — cambelt, motor oil seal, ignition coil, or a different component.

Questions About 1997 BMW 740i Engines

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. This is a sign that your vehicle is testing 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. A high-pitched whistle could signal an intake leak or misaligned belt. 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 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
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 the engine in my 740i to suddenly stop? Your 740i car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Where can I go for BMW 740i repair? Your local Firestone Complete Auto Care offers BMW 740i engine repair. Schedule an appointment today at one of our thousands of locations nationwide!