Why does the check engine light in my 850CSi turn on when I start my car?

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your 850CSi 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 under-the-hood noises can point to problems within your BMW 850CSi 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 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 850CSi 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. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I add water to my BMW 850CSi 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 850CSi engine to suddenly stop?

If your 850CSi car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Where can I go for BMW 850CSi repair?

For BMW 850CSi 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.

1994 BMW 850CSi Engine Repair

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1994 BMW 850CSi Trim Options

Select your BMW 850CSi trim level to learn more about BMW-recommended engine repair. Use the following chart to find information.

V12/5.6L

1994 BMW 850CSi Repair

Nothing stays the same forever. Even your BMW 850CSi’s engine parts and components will change. When something breaks or fails, we’re ready to help. Select a repair or category to learn more about 1994 BMW 850CSi services.

We’re Trained to Care for BMW 850CSi Engines

BMW 850CSi drivers trust that their 850CSi will take them near and far. You may have even been thinking about that when you bought it. However, even your trustworthy engine is subject to wear and tear. Things can go wrong on the road. When they do, you might find yourself searching for 1994 BMW 850CSi 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 850CSi 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.

Illuminated Check Engine Light on 1994 BMW 850CSi

If your 850CSi 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 fuel, Causes may include a faulty oxygen sensor, worn spark plug, issues with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your 850CSi in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. engine rattling, essential fluid leaks, or engine misfiring.

BMW 850CSi Engine Repair

If your 1994 BMW 850CSi needs engine repair, 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 service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. We want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for BMW 850CSi engine repairs and you can drive easy knowing that we use BMW-approved parts and fluids — timing chain or belt, engine oil seal, ignition coil, or other parts.

Questions About 1994 BMW 850CSi Engines

Why does the check engine light in my 850CSi turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your 850CSi 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 under-the-hood noises can point to problems within your BMW 850CSi 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 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 850CSi 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. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I add water to my BMW 850CSi 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 850CSi engine to suddenly stop? If your 850CSi car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Where can I go for BMW 850CSi repair? For BMW 850CSi 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.