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Home >> Pontiac >> 2005 >> Aztek Base, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle - Introduction & Repair Instructions >> Repair Instructions >> Control Valve Body Replacement >> Removal Procedure
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Removal Procedure

  1. Remove the case side cover. Refer to Case Side Cover Replacement .
  2. Remove the oil pump. Refer to Oil Pump Replacement .
    3. Fig 1: Identifying Valve Body Bolts
    GM164796Courtesy of GENERAL MOTORS CORP.
  3. Remove the valve body bolts (374-381, 384).
    4. Fig 2: View Of Spacer Plate
    GM48225Courtesy of GENERAL MOTORS CORP.
  4. Remove the valve body (300) while keeping the spacer plate (370) with the transaxle.
    5. Fig 3: Locating Ball Check Valves In Valve Body
    GM49399Courtesy of GENERAL MOTORS CORP.
  5. Remove the ball check valves (372, 373) from the valve body.
    6. Fig 4: Locating Spacer Plate & Gasket
    GM49396Courtesy of GENERAL MOTORS CORP.
  6. Remove the spacer plate (370) and gasket.
    7. Fig 5: Locating Ball Check Valves In Case Cover
    GM48229Courtesy of GENERAL MOTORS CORP.
  7. Remove the ball check valves (372) from the case cover.
    8. Fig 6: Inspecting Valves For Excessive Peening
    GM12988Courtesy of GENERAL MOTORS CORP.
  8. Inspect each check valve seat in the spacer plate (370) for excessive peening. Place a ball check valve (372) on each seat and use a flashlight in order to look for visible light between the valve and the seat.
  9. Inspect all components removed from the transaxle. Refer to the Transmission/Transaxle/Transfer Case Unit Repair Manual.
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