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Home >> Chevrolet >> 2008 >> Optra LT, Automatic >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transaxle - AISIN 81-40LE - Service, Overhaul, Removal & Installation & Diagnosis >> Control Valve Body Assemble

Control Valve Body Assemble

    Fig 1: View Of Valve Body Plate And Lower Valve Body
    GM1248124Courtesy of GENERAL MOTORS CORP.
  1. Install the valve body plate to the lower valve body.
  2. Fig 2: View Of Upper Valve Body And Lower Valve Body
    GM1248126Courtesy of GENERAL MOTORS CORP.
  3. Install the upper valve body to the lower valve body with the plate.
  4. Fig 3: View Of Valve Body And Bolts
    GM1248128Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  5. Install the 2 bolts to the valve body. The bolt lengths are 49 mm (1.93 in) (1) and the 36 mm (1.42 in) (2).

    Tighten:  Tighten the bolts to 11 N.m (97 lb in)  .

  6. Turn the valve body.
  7. Fig 4: View Of Spring, Check Valve And Check Ball
    GM1248125Courtesy of GENERAL MOTORS CORP.
  8. Install the check valve, spring, and check ball.
  9. Install the ball, spring, spring seat, and bolt.

    Tighten:  Tighten the bolts to 6.5 N.m (57 lb in)  .

  10. Fig 5: View Of Control Valve Body, Cover, Gaskets And Plate
    GM1248120Courtesy of GENERAL MOTORS CORP.
  11. Install the 2 gaskets, the plate, and the lower valve body cover.
  12. Fig 6: View Of Control Valve Body And Bolts
    GM1248119Courtesy of GENERAL MOTORS CORP.
  13. Tighten the bolts temporarily.
  14. Tighten the bolts completely. The bolt lengths are 49 mm (1.93 in), 20 mm (0.79 in), and 60 mm (2.36 in).

    Tighten:  Tighten the bolts to 11 N.m (97 lb in)  .

  15. Fig 7: Identifying Shift Solenoid Valve Bolts
    GM1248123Courtesy of GENERAL MOTORS CORP.
  16. Install the 5 shift solenoid valves with the 5 bolts (1). The bolt lengths are 49 mm (1.93 in) and 20 mm (0.79 in).

    Tighten:  Tighten the bolts to 11 N.m (97 lb in)  .

  17. Install the manual valve.
  18. Fig 8: View Of Primary Regulator Valve
    GM1248118Courtesy of GENERAL MOTORS CORP.
  19. Make sure that the primary regulator valve is positioned in the same place where it was removed.