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Home >> BMW >> 2018 >> X3 M40i >> Repair and Diagnosis >> External Pages >> Different car >> Section 472 (Automatic Transmission - Repair Instructions) >> Mechanical Attachments >> 24 14 004 Replacing shaft seal for selector shaft (GA8HP45Z)

24 14 004 Replacing shaft seal for selector shaft (GA8HP45Z)

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Special tools required: 

IMPORTANT:
  • Do not let skin come in contact with transmission oil and do not inhale fuel vapors.
  • Wear protective gloves.
  • Ensure adequate ventilation.
IMPORTANT: After completion of repair work, check TRANSMISSION OIL LEVEL .
Use only approved GEARBOX OIL .
Failure to comply with this requirement will result in serious damage to the automatic transmission!

Necessary preliminary tasks: 

Using a suitable tool, drive clamping sleeve (1) out of selector shaft.

Withdraw selector shaft (2) outwards.

NOTE: Return spring is under tension.

Installation note: 

Replace selector shaft (2).

Replace clamping sleeve (1).

Insert narrower end of clamping sleeve (1) into hole first. Using a suitable tool, drive in clamping sleeve until it is flush with the hole.

Fig 1: Driving Clamping Sleeve Out Of Selector Shaft
G08488044Courtesy of BMW OF NORTH AMERICA, INC.

Screw in special tool 24 5 367 until it is firmly connected with radial shaft seal.

Fig 2: Screwing Special Tool (24 5 367)
G08488045Courtesy of BMW OF NORTH AMERICA, INC.

Screw special tool 24 5 362 onto special tool 24 5 367 and tighten down.

This pulls the shaft seal out of the transmission housing.

Fig 3: Identifying Special Tool (24 5 362)
G08488046Courtesy of BMW OF NORTH AMERICA, INC.

Oil sealing lip on shaft seal (1).

Drive radial shaft seal (1) fully home using special tool 24 5 366 and plastic hammer.

Fig 4: Driving Radial Shaft Seal
G08488047Courtesy of BMW OF NORTH AMERICA, INC.