33 32 071 Replacing one upper control arm
WARNING: This page is about a different car, the 2010 BMW X3, 2009 BMW X3, 2008 BMW X3, and 2007 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If the upper control arm is detached from the rear axle carrier/trailing arm, it is necessary after reinstallation to carry out a wheel/chassis alignment check.
Necessary preliminary tasks:
- Remove coil spring, see 33 53 000 Removing and installing / replacing rear left or right coil spring .
- Remove stabilizer link from upper control arm, see 33 55 040 Replacing stabilizer links for stabilizer .
- If necessary, remove jointed rod of ride-height sensor from upper control arm
- Support rear differential and remove from rear axle carrier, see 33 10 010 Removing and installing/replacing rear differential .
Unfasten nut.
Remove screw towards rear.
Installation:
Observe bolt insertion direction (F = direction of travel).
Replace self-locking nut.
Tightening torque: 33 32 24AZ, see 33 32 CONTROL ARMS AND STRUTS .
Unfasten nut.
Remove bolt (1) towards rear.
Remove upper control arm (2) sideways.
Installation:
Note insertion direction of screw.
Replace self-locking nut.
Tighten bolt in normal position, see 32 00 ... MOVING VEHICLE INTO NORMAL POSITION .
Tightening torque: 33 32 14AZ, see 33 32 CONTROL ARMS AND STRUTS .
After installation:
- Check that output shaft is correctly seated in rear differential.
- Perform 32 00 150 KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH LOAD UP TO DESIGN POSITION