24 00 036 Removing and installing automatic transmission (GA7AHSCD)

WARNING: This page is about a different car, the 2011 BMW X6 and 2010 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

WARNING: High-voltage system - danger to life!

NOTE: Observe SAFETY INFORMATION for handling hybrid cars

IMPORTANT: After completion of repair work, check TRANSMISSION OIL LEVEL .
Use only the approved transmission oil: Dexron VI automatic transmission fluid (GM)
Failure to comply with this requirement will result in serious damage to the automatic transmission!

NOTE: Observe notes on UNLOCKING AND DISCONNECTING different types of plugs in hybrid cars.

Necessary preliminary tasks:

Remove PROPELLER SHAFT
DE-ENERGIZE THE HIGH-VOLTAGE SYSTEM
Disconnect the battery. See NOTES FOR DISCONNECTING/CONNECTING BATTERY and CONNECTING/DISCONNECTING BOTH NEGATIVE BATTERY CABLES .
Remove both INTAKE SILENCER HOUSINGS
Remove REINFORCEMENT PLATE
Remove EXHAUST SYSTEM
Remove front UNDERBODY PROTECTION
Remove FRONT PROPELLER SHAFT

Release screws (1) and remove retaining bracket (2).

Fig 1: Identifying Retaining Bracket And Screws

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Attach engine on front suspension lug.

Secure engine to prevent from tilting by slightly tensioning chain after removing gearbox.

(Operations for preparing and using the engine traverse member 00 0 200 are described under SECURE ENGINE IN INSTALLATION POSITION and must be observed without fail.)

Fig 2: Securing Engine Using Engine Traverse Member

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NOTE: Screw connection of engine mount is not released.

Unlock and detach connectors (1) and (2).

Fig 3: Identifying Automatic Transmission Connectors

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Open thermal protection coating (1).

Push lock (2) up to stop.

Disconnect connector and release high-voltage cable from holder.

Installation note:

Lock (2) must snap audibly into place.

Perform pull-off test to check whether plug connection is locked.

Fig 4: Identifying Thermal Protection Coating And Lock

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Release screw (1) and holder from gearbox oil lines.

Tightening torque 17 22 3AZ .

Fig 5: Identifying Gearbox Oil Lines Holder Screw

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Release screws (1).

Tightening torque 17 22 1AZ .

Disconnect hydraulic lines (2) to transmission oil cooler.

Seal off connections and lines with plugs!

Installation note:

Replace sealing rings.

Fig 6: Identifying Hydraulic Lines And Screws

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Disconnect plug (1).

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

Disconnect plug (2).

Seal sealing sleeve (2) with suitable means (e.g. adhesive tape) to prevent dirt contamination.

Release cable from holders.

Fig 7: Identifying Plug And Sealing Sleeve

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Release screw (1) and remove crankshaft sensor.

Disengage cable from holder (2).

Detach connector (3) from oil pressure switch.

Fig 8: Identifying Connector, Holder And Screw

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Unlock retainer (1).

Disconnect connector (2).

Fig 9: Identifying Retainer And Connector

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Supporting transmission:

Support gearbox with hydraulic lifting equipment 00 2 030 and special tool 23 4 050 .

Secure transmission to mounting with tensioning strap (1).

Tasks are described in GEARBOX HOLDER .

Fig 10: Supporting Gearbox With Hydraulic Lifting Equipment (00 2 030) And Special Tool (23 4 050)

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Release screws.

Tightening torque 22 32 4AZ .

Fig 11: Identifying Transmission Mounting Screws

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When unflanging the gearbox, pay attention to installation position of rubber connectors (1).

(Similar picture)

Fig 12: Identifying Rubber Connectors

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Lower transmission.

Release screws.

Tightening torque 24 00 1AZ .

Screw guide pins 24 0 320 for guiding gearbox into two opposite screw points while dismantling.

Lift up gearbox into initial position again after opening gearbox screws until transmission cross-member makes full contact with body.

Fig 13: Locating Gearbox Screws

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Then lower gearbox by approx.15 mm (cross member to tunnel).

In this position, the gearbox is pulled off the gearbox input shaft.

Lower gearbox by approx.30 cm.

Guide high-voltage cable (1) downwards during lowering.

Release screws (2) for covers (3).

Tightening torque 24 00 2AZ .

Installation note:

Pay attention to danger of damage to high-voltage cables.

(Graphic illustration right side. Left side is identical.)

Fig 14: Identifying High-Voltage Cable, Screws And Covers

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Lift out covers (1) in upward direction with screwdriver.

Installation note:

Check covers and O-rings. replacing if necessary.

(Picture shows right side. Left side is identical.)

Fig 15: Lifting Out Covers With Screwdriver

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Unscrew nuts (1).

Tightening torque 24 00 3AZ .

Disconnect high-voltage connections (2).

Installation note:

Check O-rings. replacing if necessary.

(Picture shows right side. Left side is identical.)

Fig 16: Identifying High-Voltage Connections And Nuts

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Installation note:

Apply a thin coating of "MI-Setral-43N" grease to gearbox input shaft.

BMW part number EU: 83 23 2 152 082

BMW part number US version: 83 23 2 152 081

IMPORTANT: Remove high-voltage cable in upward direction and check for damage.
Damaged high-voltage cables must be replaced without fail.

Installation note:

Check that fitting sleeves (1) are correctly seated.

Replace damaged fitting sleeves.

Screw in guide pins (2) 24 0 320 for guide of gearbox during installation.

Fit gearbox and secure with two screws.

Unscrew guide pins (2) and flange-mount gearbox on engine.

Reassemble the vehicle.

Fig 17: Identifying Fitting Sleeves And Guide Pins

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