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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1739 (Automatic Transmission - ALLISON - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> Stator Shaft Bushing Replacement

Stator Shaft Bushing Replacement

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools

For equivalent regional tools, refer to Special Tools .

    Fig 1: Removing/Installing Stator Shaft Bushing With J Tools
    GM1423196Courtesy of GENERAL MOTORS CORP.
    CAUTION: Always use J 44529 when removing the stator shaft bushing to help avoid damage to the stator shaft sealing surface.
  1. Position the oil pump cover assembly (10) supported by wooden blocks with the stator shaft facing up.
  2. Install J 44529 -2 bolt (8) into J 44529 -1 extractor (7).
  3. Install J 44529 -2 bolt (8) and J 44529 -1 extractor (7) into the bushing (9).
  4. Install washer (6) and nut (5) onto J 44529 -2 bolt (8).
  5. Hold the top of J 44529 -2 bolt (8) with a wrench and tighten nut (5) until J 44529 -1 extractor (7) engages the bushing (9).
  6. Install J 44529 -3 protector (4) onto J 44529 -2 bolt (8).
  7. Install bearing (3), washer (2), and nut (1) onto J 44529-2 bolt (8).
  8. Hold the top of J 44529 -2 bolt (8) with a wrench and tighten nut (1) until the bushing is dislodged.
  9. Remove the J tools from the stator shaft.
  10. Remove the bushing from the J tools.
    11. Fig 2: View Of Stator Shaft Bushing
    GM1424221Courtesy of GENERAL MOTORS CORP.
    NOTE: The preferred method for installing the stator shaft bushing is to use J 43774:  installer and a press. If a press is not available, use J 43774:  installer and J 8092:  driver universal driver. If the bushing will be installed without a press, install the large end of J 43774:  installer (2) onto J 8092:  driver (1).
  11. Install a new bushing (3) onto J 43774:  installer.
  12. Drive the bushing into the stator shaft (4) until the bushing is seated.

    Specification:  The bushing installed depth measurement is flush to 0.25 mm (0.010 in) below the stator shaft surface.

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