Removal Procedure
- Place the transmission in neutral.
- Raise and suitably support the vehicle. Refer to
Lifting and Jacking the Vehicle
.
- Index mark the relationship of the propeller shaft to the rear drive module flange.
- Place a support under the propeller shaft at the rear drive module.
- Remove the bolts securing the propeller shaft yoke flange to the rear drive module flange.
- Index mark the relationship of the propeller shaft to the power take-off unit (PTU) flange.
- Place a support under the propeller shaft at the PTU.
- Remove the bolts securing the propeller shaft to the PTU flange.
- Place a support under the propeller shaft at the support bearing.
- Remove the bolts securing the propeller shaft support bearing to the vehicle underbody.
- While supporting the propeller shaft, move the propeller shaft rearward to disengage the constant velocity joint from the PTU flange.
- Remove the propeller shaft from the vehicle.
Installation Procedure
- While supporting the front, center, and rear of the propeller shaft, install the propeller shaft to the vehicle.
- Thoroughly clean the center bearing to vehicle mounting bolts and apply thread locker, GM P/N 89021297 (Canadian P/N 10953488), to the bolt threads.
- Install, but do not tighten, the support bearing mounting bolts.
- Pull the forward section of the propeller shaft rearward and install the propeller shaft to the PTU flange.
- Align the index marks on the propeller shaft constant velocity joint and the PTU flange.
- Thoroughly clean the propeller shaft flange mounting bolts and apply thread locker, GM P/N 89021297 (Canadian P/N 10953488), to the bolt threads.
Notice: Refer to Fastener Notice in the Preface section.
- Install the front propeller shaft mounting bolts.
Tighten
Tighten the bolts to 25 N·m (19 lb ft).
- Align the index marks on the propeller shaft yoke flange and the rear drive module flange and install the propeller.
- Thoroughly clean the yoke mounting bolts and apply thread locker, GM P/N 89021297 (Canadian P/N 10953488), to the bolt threads.
- Install the bolts to the propeller shaft yoke and rear drive module flange.
Tighten
Tighten the bolts to 50 N·m (37 lb ft).
- Tighten the support bearing mounting bolts.
Tighten
Tighten the bolts to 25 N·m (19 lb ft).
- Remove the support stands from the propeller shaft.
- Lower the vehicle.