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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (2 Of 2)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Oil Pump Stator Shaft Bushing Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Pump Cover, Check Valve Retainer, Ball Assemblies & Cup Plugs
    GM1552956Courtesy of GENERAL MOTORS CORP.
  1. Inspect the pump cover, all check valve retainer and ball assemblies (237), cup plugs (235, 236) and orificed cup plugs (238, 240).
    2. Fig 2: Pump Cover
    GM1552957Courtesy of GENERAL MOTORS CORP.
  2. Inspect the pump cover for the following conditions:
    • Worn or damaged bushings
    • Foreign material or debris
    • Porosity
    • Scored or irregular mating faces
    • Cross channel leaks
    3. Fig 3: Stator Shaft Front Bushing
    GM1552958Courtesy of GENERAL MOTORS CORP.
  3. Using the J 21465-15  (1) with the J 7004-A  (2), remove the stator shaft front bushing (234). See Special Tools .
    4. Fig 4: Stator Shaft Rear Bushing
    GM1552959Courtesy of GENERAL MOTORS CORP.
  4. Using the J 25019-14  (2) with the J 7004-A  (1), remove the stator shaft rear bushing (241). See Special Tools .
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