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Home › Pontiac › 2004 › Aztek Base, FWD › Repair and Diagnosis › Transmission › Automatic Trans › Automatic Transaxle - 4T65-E - Overhaul › Repair Instructions › Case Cover Components Disassemble

Case Cover Components Disassemble

  1. Remove the manual valve (404).
    IMPORTANT: Do not remove any of the bore plugs unless inspection indicates that replacement is necessary.
  2. Remove the 3-4 accumulator piston cylinder (421) and the 3-4 accumulator piston O-ring seal (422). Use low pressure compressed air from the valve body side if necessary for removal.
    Fig 1: Locating 3-4 Accumulator Piston Components
    GM330198Courtesy of GENERAL MOTORS CORP.
  3. Remove the 3-4 accumulator piston outer spring (423) and inner spring (424).
  4. Remove the 3-4 accumulator piston (428).
  5. Remove the 3-4 accumulator piston pin (426) from the valve body side of the case cover (401).
    6. Fig 2: Expanded View Of Case Cover Components
    GM1174545Courtesy of GENERAL MOTORS CORP.
    CAUTION: Valve Springs can be tightly compressed. Use care when removing retainers and plugs. Personal injury could result.
  6. Remove the actuator feed limit valve spring retainer (416).
  7. Remove the actuator feed limit valve spring (415).
  8. Remove the actuator feed limit valve (414).
  9. Remove the TCC blow off ball valve bore plug (417).
  10. Remove the TCC blow off ball valve spring (418).
  11. Remove the TCC blow off ball valve (420B).
  12. Remove the ball valve bore plug (417).
  13. Remove the cooler ball valve spring (407) - some models.
  14. Remove the cooler ball valve (420C) - some models.
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