Why does the check engine light in my 740Li 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 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?

Strange engine sounds can be a sign something’s off in your BMW 740Li. 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 indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage a BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 740Li engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I put water in my BMW 740Li radiator?

Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.

What could cause my 740Li engine to suddenly stop?

If your 740Li 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 can repair my BMW 740Li engine?

Your local Firestone Complete Auto Care has you covered with expert 740Li engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 2012 BMW 740Li Engines

Learn about

2012 BMW 740Li Trim Options

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

Repairs for Your 2012 BMW 740Li

Nothing lasts forever. Even your BMW 740Li’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 2012 BMW 740Li.

We Know BMW 740Li Engines

The BMW 740Li is respected for its reliability. You may have even been thinking about that when you bought it. However, even your trustworthy engine is subject to wear and tear. Sometimes plans go sideways. If they do, you’ll have to find a dependable 2012 BMW service center — quick! That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service BMW 740Li engines. Schedule an appointment if you're experiencing problems that could require engine repair. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Check Engine Light on 2012 BMW 740Li

As soon as your 740Li check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s flashing or steadily illuminated could point to problems with your car’s ignition, Possible causes can include a failing oxygen sensor, bad spark plug, a clogged catalytic converter, or a leaking engine vacuum, to name a few possible causes. Bring your 740Li to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. engine pinging noises, burning smells, or a sinking feeling that something’s wrong.

2012 740Li Engine Services

If your 2012 BMW 740Li needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. If a repair isn’t urgent right now, we’ll let 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. By choosing Firestone Complete Auto Care for 740Li engine repairs and you can feel confident knowing that we use BMW-approved parts and components like the timing chain or belt, oil gasket, ignition coil, or a different component.

Questions About 2012 BMW 740Li Engines

Why does the check engine light in my 740Li 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 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? Strange engine sounds can be a sign something’s off in your BMW 740Li. 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 indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage a BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 740Li engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I put water in my BMW 740Li radiator? Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.
What could cause my 740Li engine to suddenly stop? If your 740Li 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 can repair my BMW 740Li engine? Your local Firestone Complete Auto Care has you covered with expert 740Li engine repair. Schedule an appointment today and see us at one of our thousands of locations.