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Home >> Buick >> 2004 >> Century Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 137 (Automatic Transaxle - 4T65-E (Introduction, Service & Replacement)) >> Repair Instructions >> Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of TCC PWM Solenoid
    GM49380Courtesy of GENERAL MOTORS CORP.
  1. Install the TCC PWM solenoid (334).
  2. Install the TCC PWM solenoid retaining clip (314F).
  3. Connect the TCC PWM solenoid electrical connector.
    4. Fig 2: Oil Pump & Valve Body View
    GM48212Courtesy of GENERAL MOTORS CORP.
  4. Install the oil pump (200) to the valve body (300).
    5. Fig 3: Identifying Oil Pump Bolt Lengths And Positions
    GM164795Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Install the oil pump bolts (206,207).

    Tighten: 

    • Tighten the bolts (207) to 12 N.m (106 lb in).
    • Tighten the bolts (206) to 16 N.m (12 lb ft).

    6. Fig 4: Locating Wiring Harness & Electrical Connectors
    GM48209Courtesy of GENERAL MOTORS CORP.
  6. Reposition and connect the electrical connectors to the following:
    • Automatic transaxle fluid pressure manual valve position switch assembly (395)
    • 2-3 Shift solenoid valve assembly (315B)
    • Internal mode switch (IMS)
  7. Install the case side cover. Refer to Case Side Cover Replacement .
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