Why does the check engine light in my M5 turn on when I start my car?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your M5 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are BMW M5 engine noises bad?

Strange under-the-hood noises can point to problems within your BMW M5 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by 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 M5 engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle 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 add water to my BMW M5 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 M5 engine to suddenly stop?

Your M5 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes BMW M5 engines?

Your local Firestone Complete Auto Care has you covered with expert M5 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 2021 BMW M5 Engines

Learn about

2021 BMW M5 Trim Options

Select your BMW M5 trim level to learn more about BMW-recommended engine repair. Use the following chart to find information.

2021 BMW M5 Repair

Stuff wears out. Even your BMW M5's many parts and pieces. We’re here to help when something stops working. Select a repair or category to learn more about 2021 BMW M5 services.

We Know BMW M5 Engines

BMW M5 drivers trust that their M5 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! Sometimes plans go sideways. If they do, you’ll have to find a dependable 2021 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 M5 engine will be in good hands. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2021 BMW M5 Check Engine Light Is On

An illuminated check engine light on your BMW M5 is one of the first signs it's time to 'brake' for engine service. A check engine light that’s on or flashing could be a symptom of a serious problem in your or emission system that won't go away on its own. Possible causes can include a failing oxygen sensor, worn spark plug, issues with your catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your M5 in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. Other signs it's time for BMW M5 engine service might include burning smells, or a sinking feeling that something’s wrong.

2021 M5 Engine Services

When your BMW M5 engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We make recommendations, but you make the final decision. If a repair can wait, we'll let 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. Turn to Firestone Complete Auto Care for your 2021 M5 engine repairs and you can feel confident knowing that we use BMW-approved parts and components like the timing belt, valve guide seal, sensors, or other parts.

Questions About 2021 BMW M5 Engines

Why does the check engine light in my M5 turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your M5 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are BMW M5 engine noises bad? Strange under-the-hood noises can point to problems within your BMW M5 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by 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 M5 engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle 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 add water to my BMW M5 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 M5 engine to suddenly stop? Your M5 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes BMW M5 engines? Your local Firestone Complete Auto Care has you covered with expert M5 engine repair. Schedule an appointment today and see us at one of our thousands of locations.