Most Common Car Issues

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Engine Brake (hp) From
448
Model Year
2015

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MOST COMMON PROBLEMS

BMW 650i / ALPINA B6 2015

The 2015 BMW 6-Series, available as the 650i xDrive GC or the ALPINA B6 xDrive GC, is a luxurious all-wheel-drive sedan. It boasts a powerful 4.4L V8 engine with horsepower ranging from 448 to 540, depending on the model. This German-engineered vehicle offers top-tier safety features, including multiple airbags and a direct TPMS. Crafted in Dingolfing, Germany, it combines performance with elegance and safety.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
BMW 650i / ALPINA B6 2015

The 2015 BMW 6-Series, specifically the 650i xDrive GC and ALPINA B6 xDrive GC, is a luxurious AWD sedan boasting a powerful 4.4L V8 engine. With horsepower ranging from 448 to 540, it offers impressive performance. Safety features include front, side, and knee airbags for both driver and passenger, along with a direct TPMS. This German-engineered beauty is designed for those who seek both performance and elegance.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
BMW 650i / ALPINA B6 2015

The 2015 BMW 6-Series, specifically the 650i xDrive GC and ALPINA B6 xDrive GC, is a luxurious sedan with a powerful 4.4L V8 engine, delivering between 448 to 540 horsepower. This all-wheel-drive vehicle, manufactured in Dingolfing, Germany, features comprehensive safety measures including front and knee airbags for both driver and passenger. With a refined design and robust performance, it offers an exceptional driving experience.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
BMW 650i / ALPINA B6 2015

The 2015 BMW 6-Series offers an impressive blend of luxury and performance with its sedan body class. With a 4.4L V8 engine delivering between 448 to 540 hp, it comes in two trims: the 650i xDrive GC and the ALPINA B6 xDrive GC. This all-wheel-drive vehicle includes advanced safety features like front and knee airbags for both driver and passenger. Manufactured in Dingolfing, Germany, it guarantees premium quality and engineering excellence.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
BMW 650i / ALPINA B6 2015

The 2015 BMW 6-Series, available in the 650i xDrive GC and ALPINA B6 xDrive GC trims, is a luxurious AWD sedan offering powerful performance with its 4.4L V8 engine. Delivering between 448 to 540 horsepower, this German-engineered vehicle ensures a dynamic driving experience. Safety is paramount, with multiple airbags and pretensioners, making it a top choice for both performance and security.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
BMW 750Li / ALPINA B7 2015

The 2015 BMW 750Li / ALPINA B7 is a luxurious sedan with a powerful 4.4L V8 engine, delivering between 448 to 540 hp. This model features advanced safety with front, knee, and side airbags for both driver and passenger. Manufactured in Dingolfing, Germany, this 7-Series vehicle includes a direct TPMS and manual seat belts. The long wheelbase enhances its spacious and comfortable ride.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 750Li = 448 Engine Brake (hp) for ALPINA B7 = 540

Problems:

Oil leaks
V8 engines, such as the one in the BMW 750Li and ALPINA B7, are prone to oil leaks due to aging gaskets or seals.
Coolant leaks
These engines may develop coolant leaks from the water pump or radiator, leading to overheating issues.
Ignition coil failure
The ignition coils in these models can fail, causing misfires and rough engine performance.
Fuel injector issues
Clogged or failing fuel injectors can result in poor fuel economy and sluggish acceleration.
Timing chain problems
Issues with the timing chain or its tensioner can lead to engine noise and potentially severe engine damage.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on intake valves, affecting performance and fuel efficiency.
Turbocharger problems (alpina b7)
The ALPINA B7's turbochargers can experience failures or leaks, leading to reduced power and efficiency.
BMW 650i 2015

The 2015 BMW 650i Sedan is a luxurious vehicle powered by a robust 4.4L V8 engine producing 448 hp. This German-engineered car features comprehensive safety measures including front, side, and knee airbags for both the driver and passenger. The 6-Series sedan offers a refined driving experience with top-notch performance and handling.

Spec:

Engine Brake (hp) From
448
Engine Number of Cylinders
8

Problems:

Oil leaks
Common in BMW V8 engines due to valve cover gasket and oil pan gasket failures.
Timing chain issues
The N63 engine in the 650i has been known for timing chain problems, which can lead to severe engine damage if not addressed.
Fuel injector problems
The direct injection system can develop issues, leading to misfires and poor engine performance.
Coolant leaks
The N63 engine is prone to coolant leaks, often from the water pump or hoses.
High oil consumption
The N63 engine may consume more oil than usual, requiring frequent top-offs.
Turbocharger issues
The twin-turbo setup can develop problems over time, including wastegate rattle and turbo failure.
Carbon build-up
Direct injection engines like the one in the 650i can suffer from carbon build-up on the intake valves, affecting performance.
Electronic problems
BMWs are known for complex electronics, which can sometimes fail or cause issues with the engine management system.
BMW 750i / ALPINA B7 2015

The 2015 BMW 7-Series, specifically the 750i xDrive and ALPINA B7 xDrive SWB, offers an impressive blend of luxury and performance. With a powerful 4.4L V8 engine delivering between 448 to 540 horsepower, this AWD sedan ensures a dynamic driving experience. Safety is prioritized with front, side, and knee airbags for the driver and passenger. Manufactured in Dingolfing, Germany, this model epitomizes BMW's commitment to engineering excellence.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 750i = 448 Engine Brake (hp) for ALPINA B7 = 540

Problems:

Oil leaks
BMW V8 engines, including those in the 750i and ALPINA B7, are known for developing oil leaks, often from valve cover gaskets or oil pan gaskets.
Cooling system problems
The cooling systems in these models can be prone to failure. Common issues include water pump failure, thermostat failure, and radiator leaks.
Turbocharger issues
The ALPINA B7, being a high-performance vehicle, relies on turbochargers that can sometimes fail or suffer from reduced efficiency over time.
High pressure fuel pumps
BMWs with V8 engines, particularly the turbocharged versions, can experience high-pressure fuel pump failures, leading to rough idling and stalling.
Timing chain wear
Premature timing chain wear is a recognized problem in many BMW V8 engines, leading to significant engine damage if not addressed promptly.
Ignition coil failure
Ignition coils in BMW V8 engines can often fail, leading to misfires and rough running conditions.
Engine overheating
Due to the complex cooling system and high performance of these engines, overheating can be a common issue if the system is not properly maintained.
Carbon buildup
Direct injection engines, like those in the 750i and ALPINA B7, are prone to carbon buildup on the intake valves, leading to reduced performance and fuel economy.
Engine mount failure
The powerful V8 engines can cause excessive wear on engine mounts, leading to increased vibrations and noise.
Battery drain
Electrical issues, including battery drain, are common in high-tech vehicles like the 750i and ALPINA B7, often due to the numerous electronic systems.
BMW 650i / ALPINA B6 2015

The 2015 BMW 650i / ALPINA B6 is a luxurious AWD sedan with a powerful 4.4L V8 engine, delivering between 448 to 540 hp. It features comprehensive safety with airbags in the front and sides, knee airbags, and seatbelt pretensioners. This model is part of the 6-Series, manufactured in Dingolfing, Germany. Available trims include the 650i xDrive GC and ALPINA B6 xDrive GC.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
BMW 750i / ALPINA B7 2015

The 2015 BMW 750i / ALPINA B7 is a luxury sedan featuring a powerful 4.4L V8 engine, delivering between 448 to 540 hp. Manufactured in Dingolfing, Germany, this 7-Series model offers advanced safety with front, knee, and side airbags for both driver and passenger. It also includes a direct TPMS and manual seat belts with pretensioners. Perfect for those seeking a blend of performance and sophistication.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 750i = 448 Engine Brake (hp) for ALPINA B7 = 540

Problems:

Oil leaks
BMW V8 engines, including those in the 750i and ALPINA B7, are known for developing oil leaks, often from valve cover gaskets or oil pan gaskets.
Cooling system problems
The cooling systems in these models can be prone to failure. Common issues include water pump failure, thermostat failure, and radiator leaks.
Turbocharger issues
The ALPINA B7, being a high-performance vehicle, relies on turbochargers that can sometimes fail or suffer from reduced efficiency over time.
High pressure fuel pumps
BMWs with V8 engines, particularly the turbocharged versions, can experience high-pressure fuel pump failures, leading to rough idling and stalling.
Timing chain wear
Premature timing chain wear is a recognized problem in many BMW V8 engines, leading to significant engine damage if not addressed promptly.
Ignition coil failure
Ignition coils in BMW V8 engines can often fail, leading to misfires and rough running conditions.
Engine overheating
Due to the complex cooling system and high performance of these engines, overheating can be a common issue if the system is not properly maintained.
Carbon buildup
Direct injection engines, like those in the 750i and ALPINA B7, are prone to carbon buildup on the intake valves, leading to reduced performance and fuel economy.
Engine mount failure
The powerful V8 engines can cause excessive wear on engine mounts, leading to increased vibrations and noise.
Battery drain
Electrical issues, including battery drain, are common in high-tech vehicles like the 750i and ALPINA B7, often due to the numerous electronic systems.
BMW 750i / ALPINA B7 2015

The 2015 BMW 750i / ALPINA B7 is a luxurious sedan offering a powerful 4.4L V8 engine with up to 540 hp. It features AWD, a suite of airbags, and advanced safety systems. Built in Dingolfing, Germany, this 7-Series combines performance and elegance.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 750i = 448 Engine Brake (hp) for ALPINA B7 = 540

Problems:

Oil leaks
BMW V8 engines, including those in the 750i and ALPINA B7, are known for developing oil leaks, often from valve cover gaskets or oil pan gaskets.
Cooling system problems
The cooling systems in these models can be prone to failure. Common issues include water pump failure, thermostat failure, and radiator leaks.
Turbocharger issues
The ALPINA B7, being a high-performance vehicle, relies on turbochargers that can sometimes fail or suffer from reduced efficiency over time.
High pressure fuel pumps
BMWs with V8 engines, particularly the turbocharged versions, can experience high-pressure fuel pump failures, leading to rough idling and stalling.
Timing chain wear
Premature timing chain wear is a recognized problem in many BMW V8 engines, leading to significant engine damage if not addressed promptly.
Ignition coil failure
Ignition coils in BMW V8 engines can often fail, leading to misfires and rough running conditions.
Engine overheating
Due to the complex cooling system and high performance of these engines, overheating can be a common issue if the system is not properly maintained.
Carbon buildup
Direct injection engines, like those in the 750i and ALPINA B7, are prone to carbon buildup on the intake valves, leading to reduced performance and fuel economy.
Engine mount failure
The powerful V8 engines can cause excessive wear on engine mounts, leading to increased vibrations and noise.
Battery drain
Electrical issues, including battery drain, are common in high-tech vehicles like the 750i and ALPINA B7, often due to the numerous electronic systems.
BMW 650i / ALPINA B6 2015

The 2015 BMW 650i / ALPINA B6 xDrive GC is a luxurious AWD sedan from the 6-Series, powered by a robust 4.4L V8 engine offering between 448 to 540 hp. Manufactured in Dingolfing, Germany, it features advanced safety elements like front, knee, and side airbags, along with a direct TPMS. This model combines high performance with premium comfort and safety, making it a top choice for discerning drivers.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
BMW 650i / ALPINA B6 2015

The 2015 BMW 6-Series, available in the 650i xDrive GC and ALPINA B6 xDrive GC trims, is a powerful AWD sedan featuring a 4.4L V8 engine with outputs ranging from 448 to 540 hp. Manufactured in Dingolfing, Germany, this luxury vehicle offers advanced safety with multiple airbags and seatbelt pretensioners. Ideal for those seeking high performance and sophisticated design.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
BMW 750i / ALPINA B7 2015

The 2015 BMW 7-Series 750i xDrive / ALPINA B7 xDrive is a luxury sedan with a powerful 4.4L V8 engine, delivering up to 540 hp. It features AWD, advanced safety with multiple airbags, and a sophisticated design. Built in Dingolfing, Germany, it offers top-tier performance and comfort in a 4-door configuration.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 750i = 448 Engine Brake (hp) for ALPINA B7 = 540

Problems:

Oil leaks
BMW V8 engines, including those in the 750i and ALPINA B7, are known for developing oil leaks, often from valve cover gaskets or oil pan gaskets.
Cooling system problems
The cooling systems in these models can be prone to failure. Common issues include water pump failure, thermostat failure, and radiator leaks.
Turbocharger issues
The ALPINA B7, being a high-performance vehicle, relies on turbochargers that can sometimes fail or suffer from reduced efficiency over time.
High pressure fuel pumps
BMWs with V8 engines, particularly the turbocharged versions, can experience high-pressure fuel pump failures, leading to rough idling and stalling.
Timing chain wear
Premature timing chain wear is a recognized problem in many BMW V8 engines, leading to significant engine damage if not addressed promptly.
Ignition coil failure
Ignition coils in BMW V8 engines can often fail, leading to misfires and rough running conditions.
Engine overheating
Due to the complex cooling system and high performance of these engines, overheating can be a common issue if the system is not properly maintained.
Carbon buildup
Direct injection engines, like those in the 750i and ALPINA B7, are prone to carbon buildup on the intake valves, leading to reduced performance and fuel economy.
Engine mount failure
The powerful V8 engines can cause excessive wear on engine mounts, leading to increased vibrations and noise.
Battery drain
Electrical issues, including battery drain, are common in high-tech vehicles like the 750i and ALPINA B7, often due to the numerous electronic systems.
BMW 650i / ALPINA B6 2015

The 2015 BMW 6-Series, specifically the 650i xDrive GC and ALPINA B6 xDrive GC, offers a luxurious sedan experience with all-wheel drive and robust engine options ranging from 448 to 540 horsepower. Powered by a 4.4L V8 engine, it ensures impressive performance and comes equipped with comprehensive safety features, including front and knee airbags for both driver and passenger. Built in Dingolfing, Germany, this model exemplifies BMW's commitment to high-quality engineering and design.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
BMW 650i 2015

The 2015 BMW 650i Sedan features a powerful 4.4L V8 engine producing 448 hp. Manufactured in Dingolfing, Germany, this 6-Series model offers comprehensive safety with airbags for both front and side impact protection. It comfortably accommodates four passengers and includes modern amenities like a Tire Pressure Monitoring System (TPMS). Ideal for those seeking luxury and performance in a sleek sedan.

Spec:

Engine Brake (hp) From
448
Engine Number of Cylinders
8

Problems:

Oil leaks
Common in BMW V8 engines due to valve cover gasket and oil pan gasket failures.
Timing chain issues
The N63 engine in the 650i has been known for timing chain problems, which can lead to severe engine damage if not addressed.
Fuel injector problems
The direct injection system can develop issues, leading to misfires and poor engine performance.
Coolant leaks
The N63 engine is prone to coolant leaks, often from the water pump or hoses.
High oil consumption
The N63 engine may consume more oil than usual, requiring frequent top-offs.
Turbocharger issues
The twin-turbo setup can develop problems over time, including wastegate rattle and turbo failure.
Carbon build-up
Direct injection engines like the one in the 650i can suffer from carbon build-up on the intake valves, affecting performance.
Electronic problems
BMWs are known for complex electronics, which can sometimes fail or cause issues with the engine management system.
BMW 650i / ALPINA B6 2015

The 2015 BMW 650i xDrive GC / ALPINA B6 xDrive GC is a luxury sedan with a powerful 4.4L V8 engine, producing between 448 to 540 hp. This AWD vehicle boasts advanced safety features, including front, knee, and side airbags for the driver and passenger. Manufactured in Dingolfing, Germany, it belongs to the prestigious 6-Series. Ideal for those seeking performance and elegance in a passenger car.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
BMW 650i / ALPINA B6 2015

The 2015 BMW 6-Series, specifically the 650i xDrive GC or ALPINA B6 xDrive GC, is a luxurious sedan engineered for power and performance. With a 4.4L V8 engine, it delivers between 448 and 540 horsepower, depending on the model. This all-wheel-drive vehicle is equipped with advanced safety features, including front and knee airbags for both driver and passenger. Built in Dingolfing, Germany, it combines German engineering excellence with sophisticated design.

Spec:

Engine Brake (hp) From
448
Engine Brake (hp) To
540
Engine Number of Cylinders
8
Other Engine Info
Engine Brake (hp) for 650i = 448 Engine Brake (hp) for ALPINA B6 = 540

Problems:

Oil leaks
BMW engines, particularly V8 engines, are known to develop oil leaks over time, often due to gasket failures or seal degradation.
Cooling system failures
These engines can suffer from cooling system issues, including water pump failures, radiator leaks, or thermostat problems, leading to overheating.
Valve stem seal issues
Over time, the valve stem seals can wear out, causing oil consumption and smoke from the exhaust.
Timing chain problems
The timing chain and its associated components can wear out or fail, which can lead to engine misalignment and severe engine damage.
Fuel injector issues
The direct fuel injection system can experience injector clogging or failure, leading to poor engine performance or misfires.
Turbocharger problems (for alpina b6)
The ALPINA B6, which is turbocharged, can experience turbocharger failure or oil leaks from the turbocharger.
Carbon buildup
Direct injection engines like these can suffer from carbon buildup on the intake valves, leading to reduced performance and efficiency.
Electrical issues
BMWs, including this model, can have various electrical problems affecting engine performance, such as faulty sensors or wiring issues.
High-pressure fuel pump failure
The high-pressure fuel pump (HPFP) can fail, causing starting issues or poor engine performance.
Engine mount wear
Over time, the engine mounts can wear out, leading to increased vibrations and noise within the cabin.
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