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Home >> Suzuki >> 1992 >> Sidekick JS, 4D Utility >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Overhaul - 180C/3L30 >> Component Disassembly & Reassembly >> Valve Body Assembly >> Disassembly
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Valve Body Assembly: Disassembly

  1. Remove manual valve and link from valve body. Turn valve body so that transfer plate is facing upward and remove the 2 bolts attaching plate to valve body. Remove transfer plate and gasket.
  2. Using a small "C" clamp, compress accumulator piston and remove retaining ring. See Fig 1 . Carefully loosen "C" clamp as accumulator is under spring tension, then remove accumulator piston, oil ring and spring.
  3. Remove retaining pin then slide out 1-2 shift control valve sleeve, control valve, 1-2 shift valve spring and valve. See Figure .
    NOTE: It may be necessary to remove burrs in valve body bores made by retaining pin prior to removal of sleeves and valves.
  4. Remove 2-3 shift control valve retaining pin and sleeve, then slide out 2-3 shift control valve, spring seat, spring and 2-3 shift valve.
  5. Remove 3-2 control valve retaining pin and plug. Remove 3-2 control valve spring and control valve.
  6. Remove detent pressure regulator valve retaining pin. Remove spring and detent pressure regulator valve.
    Fig 1: Removing Accumulator Piston Retaining Ring with "C" Clamp
    G96D15589Courtesy of GENERAL MOTORS CORP.
  7. Remove high speed downshift timing valve retaining pin, then remove spring and valve.
  8. Remove downshift timing valve plug retaining pin and remove plug. Remove low speed downshift timing valve and spring.
  9. Remove manual low and reverse control valve retaining pin. Remove spring and manual low control valve and reverse control valve.
  10. Remove the 1-2 accumulator valve retaining pin and remove 1-2 accumulator valve plug, accumulator valve and spring.