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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 Body Disassemble

Oil Pump Body Disassemble

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: Removing Pump Slide Outer Spring
    GM1462831Courtesy of GENERAL MOTORS CORP.
  1. Remove the pump slide outer spring (245).
  2. Place a rag over the spring while removing to prevent the spring from flying out.
    3. Fig 2: Pump Vane Ring, Rotor Guide & Rotor
    GM1552937Courtesy of GENERAL MOTORS CORP.
  3. Remove the oil pump rotor (212) and pump vane rings (210).
  4. Remove the pump vanes (213).
  5. Remove the rotor guide (211).
    6. Fig 3: Oil Pump Slide, Pump Slide Support Seal & Pump Slide Seal
    GM1552938Courtesy of GENERAL MOTORS CORP.
  6. Remove the pump slide (203), pump slide support seal (208) and the pump slide seal (209).
  7. Remove the slide seal back-up O-ring seal (202) and the oil seal - slide to wear plate, ring (201).
  8. Remove the pivot slide pin (205) and the pivot pin spring (204).
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