Extension Housing: Service and Repair

Case Extension Replacement

Removal Procedure

1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection Battery Negative Cable Disconnection and Connection.
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.
3. Remove the right drive axle from the transaxle. Refer to Wheel Drive Shaft Replacement Wheel Drive Shaft Replacement.
4. Remove the transaxle brace. Refer to Transmission Brace Replacement (LZ9 to M15) Transmission Brace Replacement (M15)Transmission Brace Replacement (LZ9 to M15) Transmission Brace Replacement (M15).
5. Remove the vehicle speed sensor. Refer to Vehicle Speed Sensor Replacement 4T65-E - Automatic Transmission.




6. Remove the case extension housing bolts (5).
7. Remove the case extension housing (6) with the axle seal and the O-ring (8).

Installation Procedure




1. Install the O-ring (8) to the case extension housing (6).
2. Install the case extension housing (6) with the axle seal and the O-ring (8).

Caution: Refer to Fastener Caution Fastener Caution.

3. Install the case extension housing bolts (5).

Tighten the bolts to 36 Nm (27 lb ft).

4. Install the vehicle speed sensor. Refer to Vehicle Speed Sensor Replacement 4T65-E - Automatic Transmission.
5. Install the transaxle brace. Refer to Transmission Brace Replacement (LZ9 to M15) Transmission Brace Replacement (M15)Transmission Brace Replacement (LZ9 to M15) Transmission Brace Replacement (M15).
6. Install the right drive axle to the transaxle. Refer to Wheel Drive Shaft Replacement Wheel Drive Shaft Replacement.
7. Lower the vehicle.
8. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection Battery Negative Cable Disconnection and Connection.

Caution: Refer to Transmission Overfill Caution Transmission Overfill Caution.

9. Check and fill the transaxle as necessary.
10. Inspect for fluid leaks.