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Control & Shift Solenoids (4L60-E): Installation

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  1. Install the 3-2 control solenoid. Install the 3-2 control solenoid retainer. Install the 1-2 and 2-3 shift control solenoids. See Fig 4 .
  2. Install the 1-2 and 2-3 shift control solenoid retainers. Install the pressure control solenoid. Ensure the electrical tabs are facing outboard. See Fig 4 .
  3. Install the pressure control solenoid retainer and retaining bolt and tighten to specification. See TORQUE SPECIFICATIONS  .
  4. Connect the internal wiring harness electrical connectors to the following components:
    • Transmission fluid pressure switch. See Fig 2 .
    • 1-2 shift control solenoid.
    • 2-3 shift control solenoid.
    • Pressure control solenoid.
    • TCC PWM solenoid.
    • 3-2 control solenoid.
  5. Install the 1-2 accumulator. See ACCUMULATOR ASSEMBLY (4L60-E)  .
  6. Install the oil filter and oil pan. See DRAINING & REFILLING  under LUBRICATION.
  7. Fill transmission with appropriate fluid to proper level. See LUBRICATION  .
Fig 1: Locating Valve Body Solenoids
G99A03602Courtesy of GENERAL MOTORS CORP.
Fig 2: View Of Control & Shift Control Solenoid Locations
G99A03602Courtesy of GENERAL MOTORS CORP.
Fig 3: Disassembled View Of Pressure Control Solenoid
G00056998Courtesy of GENERAL MOTORS CORP.
Fig 4: Disassembled View Of Shift Control Solenoids
G00056999Courtesy of GENERAL MOTORS CORP.
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