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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Automatic Transaxle - 4T65-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Repair Instructions - On Vehicle >> Torque Converter Clutch Pulse Width Modulation Solenoid Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Locating Wiring Harness & Electrical Connectors
    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: Locating Oil Pump Bolts
    GM893320Courtesy of GENERAL MOTORS CORP.
  3. Remove the oil pump bolts (230, 231).
    4. Fig 3: Locating Oil Pump Assembly
    GM893321Courtesy of GENERAL MOTORS CORP.
  4. Remove the oil pump (200) from the valve body (300).
    5. Fig 4: View Of 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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