Removal Procedure
- Place the transmission in neutral (N).
- Raise and support the vehicle. Refer to
Lifting and Jacking the Vehicle.
- Mark the relationship of the propeller shaft to the rear differential drive flange and the transfer case.
- Support the propeller shaft at the rear differential.
- Remove the mounting bolts for the propeller shaft at the rear differential drive flange.
- Support propeller shaft at the transfer case.
- Remove the mounting bolts for the propeller shaft at the transfer case.
- Support the propeller shaft at the center support bearing.
- Remove the mounting bolts for the center support bearing.
- With the aide of an assistant, remove the propeller shaft from the vehicle.
Installation Procedure
- Thoroughly clean the mounting bolts for center bearing and the front and rear propeller shaft flanges. Apply threadlocker, GM P/N 89021297 (Canadian P/N 10953488), to the bolt threads.
- With the aide of an assistant, position the propeller shaft on the supports.
- Align the reference marks on the front and rear of the propeller shaft to the transfer case and rear differential.
- Position the propeller shaft on the transfer case output flange.
- Finger tighten the mounting bolts for the propeller shaft at the transfer case output flange.
- Position the center support bearing of the propeller shaft on the vehicle.
- Finger tighten the mounting bolts for the center support bearing.
- Position the propeller shaft on the rear differential drive flange.
- Finger tighten the rear mounting bolts for the propeller shaft.
Caution: Refer to Fastener Caution in the Preface section.
- Tighten the front mounting bolts for the propeller shaft.
Tighten
Tighten the mounting bolts to 35 N·m (25 lb ft).
- Tighten the mounting bolts for the center support bearing.
Tighten
Tighten the mounting bolts to 25 N·m (19 lb ft).
- Tighten the rear mounting bolts for the propeller shaft yoke to rear drive axle.
Tighten
Tighten the mounting bolts to 50 N·m (37 lb ft).
- Remove the supports for the propeller shaft.
- Lower the vehicle.