Necessary preliminary work:
IMPORTANT: Check the rubber gaiter and circlip for damage! When removing and installing the trailing link, check the seat of the circlip seal between the trailing link and the wheel control joint and replace the wheel control joint if needed!
Release screw (1).
Remove guide joint from swivel bearing.
Installation note: Rework thread in swivel bearing.
Keep guide joint and bore hole in swivel bearing clean and free from oil and grease.
Replace microencapsulated screw.
BMW X3 Owners Manual > HDC Hill Descent Control: Increasing or decreasing vehicle speed
Specify desired speed in the range from approx.
4 mph/6 km/h to approx. 15 mph/25 km/h
using the rocker switch of the cruise control on
the steering wheel. Vehicle speed can be
changed by lightly accelerating.
Press the rocker switch up to the point of
resistance: the speed increases ...