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Home >> Chevrolet >> 2011 >> Impala LS, 3.9 M >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Automatic Transmission - 4T65-E - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Torque Converter Clutch Pulse Width Modulation Solenoid Valve Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Wiring Harness & Fluid Temperature Sensor
    GM48209Courtesy of GENERAL MOTORS CORP.
  1. Remove the case side cover. Refer to Control Valve Body Cover Replacement .
  2. Disconnect and reposition the electrical connectors from the following:
    • If equipped internal mode switch
    • 2-3 Shift solenoid valve assembly (315B)
    • Automatic transaxle fluid pressure manual valve position switch assembly (395)
    3. Fig 2: Oil Pump Bolts
    GM893320Courtesy of GENERAL MOTORS CORP.
  3. Remove the oil pump bolts (230, 231).
    4. Fig 3: Oil Pump & Valve Body
    GM893321Courtesy of GENERAL MOTORS CORP.
  4. Remove the oil pump (200) from the valve body (300).
    5. Fig 4: TCC PWM Solenoid
    GM49380Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the torque converter clutch pulse width modulation (TCC PWM) solenoid electrical connector.
  6. Remove the TCC PWM solenoid retaining clip (314F).
  7. Remove the TCC PWM solenoid (334).
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