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. 
 
Notice: Refer to Fastener Notice 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.