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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1287 (Driveshaft) >> Repair Instructions >> Propeller Shaft Center Support Bearing Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the center support bearing, then the plate washer.
    Fig 1: Installing Center Support Bearing & Plate Washer
    G01545866Courtesy of GENERAL MOTORS CORP.
  2. Align the alignment marks (1) on the universal joint flange and the intermediate shaft.
    Fig 2: Aligning Alignment Marks On Universal Joint Flange
    G01545867Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE .
  3. Using a new nut and plate washer, press the bearing into position by tighten the nut as follows:

    Tighten 

    • Tighten the nut to 181 N.m (134 lb ft).
    • Loosen the nut.
    • Retighten the nut to 69 N.m (51 lb ft).
  4. Using a hammer and chisel, stake the retaining nut.
  5. Inspect the cross groove joint.

    The joint should move smoothly in all directions shown. Check for damage or grease leakage from the boot. If a problem is found, replace the rear propeller shaft.

    Fig 3: Inspecting Cross Groove Joint
    G01545868Courtesy of GENERAL MOTORS CORP.
  6. Align the alignment marks on the intermediate shaft and rear propeller shaft, then install the two washers and 6 bolts temporarily.

    Important:  Do not tighten the center support bearing retaining bolts during installation.

  7. Install the propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT - TWO PIECE  in this section.
    1. Tighten 
    2. Tighten the cross groove joint bolts to 27 N.m (20 lb ft).

    Important:  The vehicle should be unloaded for the following steps.

  8. Adjust the dimension (a) between rear side of cover and the shaft.

    Select one of the following spacers:

    • 3.6 mm (0.142 in)
    • 4.5 mm (0.177 in)
    • 6.5 mm (0.256 in)
    • 9.0 mm (0.354 in)
      Fig 4: Identifying Dimension A
      G01545869Courtesy of GENERAL MOTORS CORP.
  9. Adjust the center bearing to the required dimensions.
    Fig 5: Adjusting Center Bearing To Dimension A
    G01545870Courtesy of GENERAL MOTORS CORP.
  10. Tighten the center bearing retaining bolts
    1. Tighten 
    2. Tighten the center bearing bolts to 37 N.m (27 lb ft).
  11. Ensure that the center line of the center bearing bracket is at right angles of the propeller shaft.
  12. Lower the vehicle.