23 00 037 Installing replacement transmission (GS6-53BZ/DZ)

WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: After completion of work, check transmission fluid level. See 00 11..... DRAINING/TOPPING UP GEAR OIL IN MANUAL TRANSMISSION .
Use only the approved transmission fluid . Refer to MANUAL TRANSMISSION - OPERATING FLUIDS .

Failure to comply with this instruction will result in serious damage to the transmission.

Recycling:

Catch and dispose of escaping transmission fluid.

Observe country-specific waste-disposal regulations.

Necessary preliminary tasks:

Drain gear oil at oil drain plug. Tightening torque: 23 00 4AZ . See MANUAL TRANSMISSION - TIGHTENING TORQUES .
Remove transmission.

If necessary, unfasten screws.

Remove and convert transmission bearing block.

Tightening torque 22 32 2AZ . See ENGINE AND GEARBOX SUSPENSION (MOUNTS) - TIGHTENING TORQUES .

NOTE: Illustration shows E46.

Fig 1: Locating Transmission Bearing Block Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

Convert shift rod joint.

Push back retaining ring (1) and drive out dowel pin (2).

Fig 2: Pushing Back Retaining Ring And Dowel Pin

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Check damping disk (6) for damage and replace if necessary.

Fig 3: Identifying Damping Disk

Courtesy of BMW OF NORTH AMERICA, INC.

Convert following parts from previous transmission to new transmission.

Release bearing and release lever.
Ball pin and spring wire clip
Studs for clutch slave cylinder.
Reversing light switch tightening torque: 23 41 5AZ . See MANUAL TRANSMISSION - TIGHTENING TORQUES .

Add final details to vehicle.

Check oil level.