2413014 Replacing output flange shaft seal (GA6L45R)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2010 BMW 328xi, 2010 BMW 328i, and 2010 BMW 323i. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: After completion of work, check TRANSMISSION FLUID LEVEL .

Use only the approved transmission fluid: Dexron VI automatic transmission fluid ; BMW part number 83 22 0 397 114 (4 liters)

Failure to comply with this requirement will result in serious damage to the automatic transmission!

Necessary preliminary tasks:

Remove underbody protection
Remove heat shields
Remove complete EXHAUST SYSTEM
Remove TRANSMISSION CROSS MEMBER
Remove propeller shaft from transmission.
Release center bearing.
Tie propeller shaft to one side.

Tasks are described in REMOVING PROPELLER SHAFT .

NOTE: To rotate propeller shaft, unlock parking gear.

Release screws.

Remove transmission bearing block (1).

Tightening torque 24 71 6AZ .

Grip output flange (1) with special tool 23 0 020 .

Fig 1: Identifying Transmission Bearing Block Screws

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Release nut with special tool 23 1 210 .

Tightening torque: 24 13 3AZ .

Replacing output flange shaft seal (GA6L45R)

Installation:

Apply a streak of Loctite 277 over complete thread width.

Replace nut and secure with a mandrel (8 mm) by caulking.

Fig 2: Identifying Special Tools (23 0 020) And (23 1 210)

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Detach output flange from output shaft.

Remove spacer.

Push special tool 24 4 360 onto output shaft (1).

Locking hooks (2) must enter completely.

Fig 3: Identifying Special Tools (24 4 360) And Hooks

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Turn locks (1) counterclockwise.

Screw in bolt (2) until radial shaft seal is released.

Fig 4: Turning Locks

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Oil sealing lip on radial shaft seal (1).

Drive radial shaft seal (1) firmly home with special tool 24 4 370 .

Fig 5: Identifying Radial Shaft Seal

Courtesy of BMW OF NORTH AMERICA, INC.