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The 2018 BMW M550i xDrive is a luxury sedan with a 4.4L V8 engine producing 455 hp. It features advanced safety options like Dynamic Brake Support (DBS), adaptive driving beams, and standard ABS. With a top speed of 156 MPH, it offers both power and comfort with its all-wheel-drive system and 8-speed automatic transmission. Optional features include Lane Departure Warning (LDW), Forward Collision Warning (FCW), and Adaptive Cruise Control (ACC).

Decoded VIN:

Make

BMW

Manufacturer Name

BMW AG

Model

M550i

Model Year

2018

Plant City

DINGOLFING

Series

5-Series

Trim

M550i xDrive

Vehicle Type

PASSENGER CAR

Plant Country

GERMANY

Base Price ($)

73095

Body Class

Sedan/Saloon

Doors

Gross Vehicle Weight Rating From

Class 1: 6,000 lb or less (2,722 kg or less)

Wheel Base (inches) From

117.10

Gross Vehicle Weight Rating To

Class 1: 6,000 lb or less (2,722 kg or less)

Number of Wheels

Wheel Size Front (inches)

Wheel Size Rear (inches)

Steering Location

Left-Hand Drive (LHD)

Number of Seats

Number of Seat Rows

Transmission Style

Automatic

Transmission Speeds

Drive Type

AWD/All-Wheel Drive

Axles

Engine Number of Cylinders

Displacement (CC)

4395.0105648

Displacement (CI)

268.2

Displacement (L)

4.4

Fuel Type - Primary

Gasoline

Engine Brake (hp) From

455

Top Speed (MPH)

156

Pretensioner

Yes

Seat Belt Type

Manual

Curtain Air Bag Locations

1st and 2nd Rows

Front Air Bag Locations

1st Row (Driver and Passenger)

Knee Air Bag Locations

1st Row (Driver and Passenger)

Side Air Bag Locations

1st Row (Driver and Passenger)

Anti-lock Braking System (ABS)

Standard

Electronic Stability Control (ESC)

Standard

Traction Control

Standard

Tire Pressure Monitoring System (TPMS) Type

Direct

Auto-Reverse System for Windows and Sunroofs

Standard

Keyless Ignition

Standard

Adaptive Cruise Control (ACC)

Optional

Crash Imminent Braking (CIB)

Optional

Blind Spot Warning (BSW)

Optional

Forward Collision Warning (FCW)

Optional

Lane Departure Warning (LDW)

Optional

Lane Keeping Assistance (LKA)

Optional

Backup Camera

Standard

Parking Assist

Optional

Dynamic Brake Support (DBS)

Standard

Automatic Crash Notification (ACN) / Advanced Automatic Crash Notification (AACN)

Standard

Daytime Running Light (DRL)

Standard

Semiautomatic Headlamp Beam Switching

Standard

Adaptive Driving Beam (ADB)

Standard

Most common problems:

Brake fade

Overuse of Dynamic Brake Support (DBS) can lead to brake fade, where the braking system becomes less effective.

Software glitches

The DBS system may experience software issues, causing it to malfunction or work intermittently.

Excessive brake wear

The frequent engagement of the DBS can lead to increased wear and tear on brake components.

Engine misfire

With a high-performance 8-cylinder engine, issues such as faulty spark plugs or ignition coils can lead to misfires.

Turbocharger problems

The BMW M550i's engine is turbocharged, and issues like turbo lag or turbo failure can occur.

Oil leaks

High-performance engines like the one in the M550i are prone to oil leaks, often from valve cover gaskets or oil filter housing gaskets.

Cooling system issues

The powerful engine generates a lot of heat, which can strain the cooling system, leading to overheating or coolant leaks.

Timing chain problems

These engines can experience timing chain issues, which can lead to severe engine damage if not addressed.

Fuel system issues

Problems with fuel injectors or fuel pumps can lead to poor engine performance or stalling.

Carbon buildup

Direct injection engines like the one in the M550i are prone to carbon buildup on intake valves, which can affect performance.

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