Replacing Output Flange Shaft Seal (GA6HP26Z/6HP32Z)

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CAUTION: After completion of work, check transmission fluid level. See CHECKING/TOPPING UP FLUID LEVEL IN AUTOMATIC TRANSMISSION (GA6HP26Z/6HP32Z) . Use only the approved transmission fluid. See RECOMMENDED FLUID . Failure to comply with this requirement will result in serious damage to the automatic transmission.

Remove complete exhaust system. See REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (N62).

Remove transmission underbody protection (E65 only).

Remove heat shields (1) and (2). See Fig 1 .

Fig 1: Removing Heat Shields

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Courtesy of BMW OF NORTH AMERICA, INC.

Support transmission from underneath: support with Special Tools (24 5 306, 24 5 301) and (00 2 030). See Fig 2 . Set up Special Tool (24 5 30):

All supports to "B".
Supports 3 and 4 are at rear of transmission.
Support lettering points forwards.

Fig 2: Supporting Transmission

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Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) and nuts (2) and remove transmission cross-member. See Fig 3 .

Fig 3: Removing Transmission Cross-Member

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Courtesy of BMW OF NORTH AMERICA, INC.

Release screws and remove transmission supporting block from transmission. Illustration shows E65. See Fig 4 . Upon installation, tighten screws to specification. See TORQUE SPECIFICATIONS .

Fig 4: Removing Transmission Supporting Block

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Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: To rotate propeller shaft, unlock parking gear.

Unflange propeller shaft from transmission and tie up to one side. See Fig 5 .

Fig 5: Disconnecting/Connecting Joint Disc From Transmission

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Courtesy of BMW OF NORTH AMERICA, INC.

Grip output flange (1) with Special Tool (23 0 020). See Fig 6 . Release nut with Special Tool (24 2 380). Upon installation: replace nut and tighten to specification. See TORQUE SPECIFICATIONS . Secure with a mandrel (8 mm) by caulking.

Fig 6: Gripping Output Flange With Special Tool

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Courtesy of BMW OF NORTH AMERICA, INC.

Detach output flange from output shaft. Remove spacer.

Attach Special Tool (24 2 353) to output shaft (1). See Fig 7 .

Fig 7: Attaching Special Tool To Output Shaft

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Courtesy of BMW OF NORTH AMERICA, INC.

Screw in Special Tool (24 2 351) until it is firmly connected with shaft seal. See Fig 8 . Pull out radial shaft seal by screwing in Special Tool (24 2 352).

Fig 8: Pulling Out Radial Shaft Seal

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Courtesy of BMW OF NORTH AMERICA, INC.

Oil sealing lip of radial seal (1). See Fig 9 . Drive in radial seal (1) with Special Tool (24 2 370) as far as it will go.

Fig 9: Driving In Radial Seal

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Courtesy of BMW OF NORTH AMERICA, INC.