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. It’s just your 735i firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why does my BMW engine sound different?

Strange under-the-hood noises can point to problems within your BMW 735i engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 735i 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. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I put water in my BMW 735i radiator?

While it’s not recommended, you can use water in your 735i 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 735i engine to suddenly stop?

Reasons your 735i car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who fixes 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.

1990 BMW 735i Engine Repair

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1990 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

BMW 735i Repairs and Services

Nothing lasts forever. Even your BMW 735i’s engine parts and components will change. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 1990 BMW 735i repairs.

We Know BMW 735i Engines

BMW 735i engines are known for their reliability. 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. If the unexpected strikes, you may search the internet frantically for quick and affordable 1990 BMW 735i engine repairs. That's when it's time to head to Firestone Complete Auto Care. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your BMW 735i engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

My 1990 BMW 735i Check Engine Light Is On

As soon as your 735i check engine light turns on, it’s time to get an expert’s opinion. A steady or flashing check engine light could signal a serious issue with your vehicle's ignition, Potential causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or an engine vacuum leak, to name a few possible causes. Stop by your local Firestone Complete Auto Care to get your 735i issues diagnosed and we’ll figure out why that check engine light is giving you grief. rattling sounds, essential fluid leaks, or engine misfiring.

BMW 735i Engine Repair

When your BMW 735i engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We don't start working until we have your approval. If a repair can wait, 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 provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for BMW 735i engine repairs and you can feel confident knowing that we use BMW-approved parts and components like the cambelt, motor oil seal, fuses, or another part.

Questions About 1990 BMW 735i Engines

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. It’s just your 735i firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why does my BMW engine sound different? Strange under-the-hood noises can point to problems within your BMW 735i engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a BMW engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your BMW 735i 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. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I put water in my BMW 735i radiator? While it’s not recommended, you can use water in your 735i 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 735i engine to suddenly stop? Reasons your 735i car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who fixes 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.