Why does the check engine light in my 735i 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 735i testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my BMW engine sound different?

Strange engine sounds can be a sign something’s off in your BMW 735i. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal 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 a BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 735i engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.

Can I use water in my BMW 735i radiator?

It’s not recommended you put water in your 735i radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

Why did my 735i engine suddenly stop?

If your 735i 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 735i engines?

For BMW 735i 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.

1989 BMW 735i Engine Repair

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1989 BMW 735i Trim Options

Select your BMW 735i trim level to learn more about BMW-recommended engine repair. Even BMW 735i parts will get older and change.

L6/3.5L

1989 BMW 735i Repair

Stuff wears out. Even your BMW 735i's many parts and pieces. We’re here to help when something stops working. Select a repair or category to learn more about 1989 BMW 735i services.

We’re Trained to Care for BMW 735i Engines

BMW 735i drivers trust that their 735i will take them near and far. That might be why you bought it in the first place. However, even your trustworthy engine is subject to wear and tear. Sometimes plans go sideways. When they do, you might find yourself searching for 1989 BMW 735i engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. We've serviced more than 500 million vehicles since 1926, and our technicians know BMW 735i engines. 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.

Illuminated Check Engine Light on 1989 BMW 735i

An illuminated check engine light on your BMW 735i is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission system, and it won’t go away by ignoring it. Causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leaking engine vacuum, but that's only a few of the possible causes. Bring your 735i 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 your BMW 735i engine needs some TLC are burning smells, or engine misfiring.

1989 735i Engine Services

When your BMW 735i engine needs repairs, our technicians will provide you with a thorough explanation beforehand. 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 give you all the details you need to make an informed decision about your engine repairs. Turn to Firestone Complete Auto Care for your 1989 735i engine repairs and you can feel confident knowing that we use BMW-approved parts and components like the timing belt, motor oil seal, sensors, or a different component.

Engine Q&A 1989 BMW 735i

Why does the check engine light in my 735i 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 735i testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my BMW engine sound different? Strange engine sounds can be a sign something’s off in your BMW 735i. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal 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 a BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 735i engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.
Can I use water in my BMW 735i radiator? It’s not recommended you put water in your 735i radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
Why did my 735i engine suddenly stop? If your 735i 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 735i engines? For BMW 735i 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.