BMW 535i GT xDrive drivetrain malfunction requiring transmission replacement on BMW 535i GT xDrive

Some BMW 535i GT xDrive owners report experiencing drivetrain malfunctions that may require transmission replacement, indicated by a warning light signaling issues with the transmission, differential, or propshaft. These malfunctions can lead to symptoms such as fail-safe driving mode and problems with the vehicle's ignition or fuel system. When faced with the need for transmission replacement, owners emphasize the importance of consulting a BMW service center for a thorough diagnosis and repair plan, as this procedure can be complex and costly. Additionally, some owners have noted that severe drivetrain issues may prompt immediate actions like resetting error codes with an OBD-II scanner or disconnecting the battery to attempt a reset. Furthermore, those with xDrive systems may experience flashing warning lights, fluid leaks, or unusual noises while turning, highlighting the need for prompt attention to these concerns.