24 34 027 Replacing sealing sleeve for transmission housing (GA8HP50Z)

WARNING: This page is about a different car, the 2018 BMW 330i xDrive and 2017 BMW 330i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

24 2 390

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 the APPROVED TRANSMISSION OIL .
Failure to comply with this requirement will result in serious damage to the automatic transmission!

Necessary preliminary tasks:

Disconnect battery negative lead .
Remove REAR UNDERBODY PROTECTION
Remove TRANSMISSION OIL SUMP .
Remove TRANSMISSION CROSS MEMBER .
Remove HYDRAULIC IMPULSE STORAGE .

IMPORTANT: Support transmission with workshop jack.

Removal:

Unlock and disconnect connector (1) by turning.

Courtesy of BMW OF NORTH AMERICA, INC.
Do not touch pins.
Release cable from brackets.

Operations are described in: NOTES ON MECHATRONICS .

IMPORTANT: Read and comply with important note.

G11105172

Courtesy of BMW OF NORTH AMERICA, INC.

Insert special tool 24 2 390 in sealing sleeve (1).

G12702566

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1) and unlock sealing cup with slide (2).

G11080591

Courtesy of BMW OF NORTH AMERICA, INC.

Make a note of installation position of sealing sleeve.

Pull out sealing cup (1).

Installation:

On reinstallation, lug (1) of sealing sleeve must not be damaged.

G11105484

Courtesy of BMW OF NORTH AMERICA, INC.

G11105485

Courtesy of BMW OF NORTH AMERICA, INC.

On reinstallation of sealing sleeve, sealing rings (1) must be replaced.

G11105172

Courtesy of BMW OF NORTH AMERICA, INC.

Fit sealing sleeve (1) lightly into position (lug on inner surface).

Turn sealing sleeve (1) until the lug slips into the groove of the transmission.

Slide in sealing sleeve (1).

Lug on sealing cup must not be damaged!

Remove special tool 24 2 390.

G12702571

Courtesy of BMW OF NORTH AMERICA, INC.

Parts: Replace screw.

Lock slide (2).

Insert screw (1) and tighten.

Tightening torque 24 30 4AZ

G11080592

Courtesy of BMW OF NORTH AMERICA, INC.

Insert connector (1) and lock by turning.

Required follow-up work:

Install the HYDRAULIC IMPULSE STORAGE .
Install TRANSMISSION CROSS-MEMBER .
Install the TRANSMISSION OIL SUMP .
Install REAR UNDERBODY PROTECTION
Connect battery earth lead .