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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1829 (Automatic Transmission - 5AT - Introduction (2 Of 2)) >> Repair Instructions >> Repair Instructions - Off Vehicle >> Accumulator Valve Body Assembly Overhaul >> Assembly Procedure

Assembly Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Coast Accumulator Valve Body & Components Removed
    GM1358320Courtesy of GENERAL MOTORS CORP.
  1. Lubricate all parts with automatic transmission fluid during assembly.
  2. Install the following components into the accumulator valve body (458):
    • Coast clutch accumulator valve (474)
    • Coast clutch accumulator valve spring (473)
    • Coast clutch accumulator valve spring retainer (472)
    3. Fig 2: 4th Clutch Accumulator Valve Body & Components Removed
    GM1205908Courtesy of GENERAL MOTORS CORP.
  3. Install the new O-ring seals on the 1st clutch accumulator piston (487):
    • 1st clutch accumulator piston rear O-ring seal (486)
    • 1st clutch accumulator piston front O-ring seal (488)
  4. Install the following components into the accumulator valve body (458):
    • 1st clutch accumulator piston outer return spring (484)
    • 1st clutch accumulator piston inner return spring (485)
    • 1st clutch accumulator piston (487)
    • 1st clutch accumulator piston retainer ring (489)
  5. Install the 2nd clutch accumulator piston O-ring seal (492) on the 2nd clutch accumulator piston (491).
  6. Install the following components into the accumulator valve body (458):
    • 2nd clutch accumulator piston spring (490)
    • 2nd clutch accumulator piston (491)
    • 2nd clutch accumulator piston retainer ring (493)
  7. Install the new O-ring seals onto the 5th clutch accumulator piston (454):
    • 5th clutch accumulator piston outer O-ring seal (453)
    • 5th clutch accumulator piston inner O-ring seal (455)
  8. Install the following components into the accumulator valve body (458):
    • 5th clutch accumulator piston outer spring (457)
    • 5th clutch accumulator piston inner spring (456)
    • 5th clutch accumulator piston (454)
    • 5th clutch accumulator piston retainer ring (452)
  9. Install the 4th clutch accumulator piston O-ring seal (459) on the 4th clutch accumulator piston (460).
  10. Install the following components into the accumulator valve body (458):
    • 4th clutch accumulator piston (460)
    • 4th clutch accumulator piston spring (461)
    • 4th clutch accumulator piston spring cover (462)
    • 4th clutch accumulator piston spring cover retaining ring (463)
    Fig 3: Accumulator Valve Body & Components Removed
    GM1205909Courtesy of GENERAL MOTORS CORP.
    NOTE: Do not hold the solenoid valve connector in order to remove or install a solenoid valve. Hold the solenoid valve body. Damage to the solenoid valve may result if the solenoid valve is removed by the connector.
    IMPORTANT: A new solenoid valve has the O-ring seals. Do not remove the seals.
  1. Install a new O-ring seal (464a) and (464b) on each solenoid valve, if necessary.
  2. Install the A shift solenoid valve (466).
    3. NOTE: Do not install the shift solenoid valve before installing the torque converter clutch solenoid valve. Failure to follow this instruction may result in damage to the hydraulic control system.
  3. Install the torque converter clutch solenoid valve (468).
  4. Install the B shift solenoid valve (470).
  5. Install the C shift solenoid valve (465).
    6. NOTE: Refer to Fastener Notice in Cautions and Notices.
  6. Install the 4 solenoid valve bolts (467).

    Tighten:  Tighten the M6 x 1.0 x 16 mm bolts to 12 N.m (106 lb in).

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