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Home >> BMW >> 2011 >> Z4 35is >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 26 (Automatic Transmission - Repair (N52)) >> 2440 Torque Converter >> 24 40 011 Removing and installing/replacing torque converter (GA6HP19Z)

24 40 011 Removing and installing/replacing torque converter (GA6HP19Z)

WARNING: This page is about a different variant/trim than selected.
IMPORTANT: After completion of work, check TRANSMISSION OIL LEVEL .
Use only approved AUTOMATIC TRANSMISSION - OPERATING FLUIDS .
Failure to comply with this instruction will result in serious damage to the transmission.

Necessary preliminary tasks 

Screw special tool 24 4 000 into torque converter.

Remove torque converter.

NOTE: When torque converter is removed, transmission oil flows out.
Fig 1: Identifying Screw Special Tool 24 4 000
G04726155Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

When installing, do not damage shaft seal and bearing.

If the torque converter is not correctly installed, the driver of the pump impeller may be damaged when the transmission is flanged to the engine.

Remove torque converter and set down vertically.

Fig 2: Removing Torque Converter
G04726156Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Push torque converter through shaft seal onto transmission shaft as far as it will go.

Press torque converter by hand into converter housing and turn in the process. Converter hub opening must snap into place in driver of pump impeller. Torque converter must be felt to slip inwards.