24 11 010 Removing and Installing/Sealing or Replacing Transmission Sump (GA6HP26Z/6HP32Z)

WARNING: This page is about a different car, the 2008 BMW 760Li, 2007 BMW 760Li, 2006 BMW 760i, 2006 BMW 760Li, and 2005 BMW 760i. 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 AUTOMATIC TRANSMISSION - OPERATING FLUIDS .

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: Identifying Transmission Underbody Protection

Courtesy of BMW OF NORTH AMERICA, INC.

Remove oil drain plug (1).

Tightening torque: 24 11 6AZ. See 11 TRANSMISSION CASE, OIL SUMP

Drain automatic transmission fluid.

Installation:

Replace oil drain plug.

Fig 2: Identifying Oil Drain Plug

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.

Fig 3: Identifying Transmission Sump

Courtesy of BMW OF NORTH AMERICA, INC.

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: 24 11 5AZ. See 11 TRANSMISSION CASE, OIL SUMP

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

Courtesy of BMW OF NORTH AMERICA, INC.

Replace sealing ring (1) on oil filter tube.

Fig 5: Identifying Sealing Ring On Oil Filter Tube

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: Identifying Transmission Sump

Courtesy of BMW OF NORTH AMERICA, INC.