WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.
Unscrew the bolt (1)
and disconnect the ground strap (2)
.
Courtesy of BMW OF NORTH AMERICA, INC.
Remove connector (1)
from VTG control unit.
Courtesy of BMW OF NORTH AMERICA, INC.
Unscrew the screw connection (arrows) of the transfer box.
Carefully detach the transfer box with the front prop shaft.
It is imperative to prevent damage to the surface coating!