24 11 010 Removing And Installing/Sealing Or Replacing Transmission Sump (GA6HP26Z/6HP32Z)

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Remove transmission sump only after it has cooled down.
After completion of work, check transmission oil level . See 00 11 500 CHECKING/TOPPING UP FLUID LEVEL IN AUTOMATIC TRANSMISSION (GA6HP26Z/6HP32Z) .
Use only the approved transmission fluid . See 3.0 APPROVED AUTOMATIC TRANSMISSION FLUIDS FOR INITIAL FILLINGS AND CORRECTING FLUID LEVELS .
Failure to comply with this requirement will result in serious damage to the automatic transmission!

Necessary preliminary tasks:

E65 only:

Unfasten screws.

Remove transmission underguard (1).

E60/ E63/ E64 only:

Remove rear underbody protection.

Remove cross-member from exhaust system on transmission (N62 only).

Fig 1: Locating Screws

G04755666

Courtesy of BMW OF NORTH AMERICA, INC.

Remove oil drain plug (1).

Tightening torque. Refer to AUTOMATIC TRANSMISSION - TIGHTENING TORQUES .

Drain automatic transmission fluid.

Installation:

Replace oil drain plug.

Fig 2: Identifying Oil Drain Plug

G04726107

Courtesy of BMW OF NORTH AMERICA, INC.

Recycling:

Catch and dispose of escaping transmission fluid.

Observe country-specific waste-disposal regulations.

Unscrew all bolts.

BMW ALPINA B7 version.

Aluminum transmission sump with extending cooling fins. Remove transmission sump (1).

IMPORTANT: GA6HP26Z plastic oil sump version only.
From 10/04 new M6x28.5 T40 Torx bolt can be retrospectively replaced.

Installation:

Insert screws (2) until screw heads make contact.

Insert all further screws in diagonal sequence from inside to outside until screw heads make contact.

Tightening torque. Refer to AUTOMATIC TRANSMISSION - TIGHTENING TORQUES .

Fig 3: Identifying Transmission Sump

G04726108

Courtesy of BMW OF NORTH AMERICA, INC.

Remove gasket (1) from transmission sump.

Clean transmission oil sump to remove residual oil.

Clean sealing faces and groove with a cloth.

Insert new gasket in transmission sump groove.

IMPORTANT: Do not degrease transmission sump with cleaning agent.

Fig 4: Identifying Gasket

G04726109

Courtesy of BMW OF NORTH AMERICA, INC.

Replace sealing ring (1) on oil filter tube.

Fig 5: Identifying Sealing Ring On Oil Filter Tube

G04726110

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

The gasket is correctly installed when it is engaged in the locating opening of the transmission sump.

Fig 6: Locating Transmission Sump

G04726111

Courtesy of BMW OF NORTH AMERICA, INC.