Adjusting transversal direction
WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.
Remove side trim upper section .
Slacken screws (3) and adjust distance (A).
Tightening torque 51 37 4AZ, see 51 37 SIDE WINDOWS, ELECTR. ACTUATED .