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Home >> Hummer >> 2008 >> H3 Adventure, Automatic >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4L60-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Off-Vehicle Repair Instructions >> Oil Pump Body Disassemble

Oil Pump Body Disassemble

    Fig 1: View Of 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: Identifying Oil Pump Rotor & Pump Vane Rings
    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: Identifying 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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