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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1459 (Automatic Transaxle - AF33-5 (Removal & Installation, Service & Overhaul)) >> Repair Instructions >> Front Control Valve Body Assemble

Front Control Valve Body Assemble

WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Inspecting Front Control Valve Body
    GM767440Courtesy of GENERAL MOTORS CORP.
  1. Inspect the front control valve body (345) casting for the following conditions:
    • Porosity
    • Cracks
    • Damaged machine surface
    • Chips or debris
    • Damage to valve bores
  2. Inspect all valves, springs, bushings, and clean all components in clean solvent.
    3. Fig 2: Exploded View Of Solenoid Modulator Valve Assembly
    GM767439Courtesy of GENERAL MOTORS CORP.
  3. Install the solenoid modulator valve (346).
  4. Install the solenoid modulator valve spring (347).
  5. Install the solenoid modulator valve bore plug (348).
  6. Install the sleeve/bore plug retainer (349).
    7. Fig 3: Exploded View Of Second Coast Clutch (B1) Control Valve Assembly
    GM767438Courtesy of GENERAL MOTORS CORP.
  7. Install the second coast clutch (B1) control valve spring (358).
  8. Install the second coast clutch (B1) control valve (359).
  9. Install the solenoid modulator valve bore plug (348).
  10. Install the sleeve/bore plug retainer (349).
    11. Fig 4: Exploded View Of Neutral Relay Valve Assembly
    GM767437Courtesy of GENERAL MOTORS CORP.
  11. Install the neutral relay valve (356).
  12. Install the neutral relay valve spring (357).
  13. Install the solenoid modulator valve bore plug (348).
  14. Install the sleeve/bore plug retainer (349).
    15. Fig 5: Exploded View Of Forward Clutch (C1) Control Valve Assembly
    GM767436Courtesy of GENERAL MOTORS CORP.
  15. Install the forward clutch (C1) control valve (354).
  16. Install the solenoid modulator valve bore plug (348).
  17. Install the sleeve/bore plug retainer (349).
    18. Fig 6: Identifying Valves
    GM749760Courtesy of GENERAL MOTORS CORP.
  18. Install the pressure relief valve spring (350).
  19. Install the pressure relief valve (351).
  20. Install the fluid strainer (352).
  21. Install the ball check valve (355).
  22. Install the 2 check valve compression springs (361).
  23. Install the 2 check valves (360).
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