LaCrosse V6-3.8L (2009)
Band Apply Servo: Service and Repair
Forward Servo Replacement
Forward Servo Replacement
Removal Procedure
1. Install the engine support fixture. Refer to Engine Support Fixture (See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and
Replacement/Engine Support Fixture).
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair).
3. Remove and support the power steering gear. Refer to Steering Gear Replacement (See: Steering and Suspension/Steering/Steering Gear/Service
and Repair).
4. Remove the transaxle mount lower nuts. Refer to Transmission Mount Replacement - Left Side (See: Transmission Mount/Service and
Repair/Transmission Mount Replacement - Left Side).
5. Remove the engine mount lower nuts. Refer to Engine Mount Replacement - Right Side (See: Engine, Cooling and Exhaust/Engine/Drive Belts,
Mounts, Brackets and Accessories/Engine Mount/Service and Repair).
6. Remove the power steering lines from the right side of the frame.
7. Support the rear of the frame with a jackstand.
8. Loosen the front frame bolts and remove the rear frame bolts. Refer to Frame Replacement ().
9. Adjust the jackstand to lower the rear of the frame.
10. Position a drain pan under the forward servo cover.
11. Remove the servo cover bolts.
12. Remove the forward servo cover.
13. Remove the forward servo cover O-ring.
14. Remove the servo piston assembly.
15. Remove the servo spring.
Installation Procedure
1. Install the servo spring.
2. Install the piston assembly.
3. Install the O-ring.
4. Install the servo cover.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
5. Install the forward servo cover bolts.