G6 V6-3.9L (2009)
Extension Housing: Service and Repair
Case Extension Replacement
Removal Procedure
1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (See: Starting and
Charging/Battery/Battery Cable/Service and Repair).
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair).
3. Remove the right drive axle from the transaxle. Refer to Wheel Drive Shaft Replacement (See: Drive Axles, Bearings and Joints/Axle Shaft
Assembly/Service and Repair).
4. Remove the transaxle brace. Refer to Transmission Brace Replacement (LZ9 to M15) (See: Transmission Mount/Service and Repair/4T65-E -
Automatic Transmission/Transmission Brace Replacement)Transmission Brace Replacement (LZ9 to M15) (See: Transmission Mount/Service
and Repair/4T65-E - Automatic Transmission/Transmission Brace Replacement).
5. Remove the vehicle speed sensor. Refer to Vehicle Speed Sensor Replacement (See: Powertrain Management/Computers and Control
Systems/Sensors and Switches - Computers and Control Systems/Vehicle Speed Sensor/Service and Repair).
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 (See: Service Precautions/Vehicle Damage Warnings/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 (See: Powertrain Management/Computers and Control
Systems/Sensors and Switches - Computers and Control Systems/Vehicle Speed Sensor/Service and Repair).
5. Install the transaxle brace. Refer to Transmission Brace Replacement (LZ9 to M15) (See: Transmission Mount/Service and Repair/4T65-E -
Automatic Transmission/Transmission Brace Replacement)Transmission Brace Replacement (LZ9 to M15) (See: Transmission Mount/Service
and Repair/4T65-E - Automatic Transmission/Transmission Brace Replacement).
6. Install the right drive axle to the transaxle. Refer to Wheel Drive Shaft Replacement (See: Drive Axles, Bearings and Joints/Axle Shaft
Assembly/Service and Repair).
7. Lower the vehicle.
8. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (See: Starting and Charging/Battery/Battery