GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2007 🢒 Lucerne 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T80-E 🢒 Torque Converter Clutch/Cruise Control Release Switch Replacement

Removal Procedure

    Object Number: 575743 Size: SH
  1. Remove the left closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Left Side.
  2. Rotate the upper switch (1) counterclockwise and remove the switch.
  3. Disconnect the upper switch electrical connector.

Installation Procedure

    Object Number: 575743 Size: SH

    Important: When installing the torque converter clutch/cruise control release switch, ensure that the brake pedal remains in the full up or at rest position.

  1. Connect the upper switch (1) electrical connector.
  2. Install the upper switch (1) into the upper retainer.
  3. Rotate the switch clockwise until fully seated.
  4. Adjust the switch. Refer to Torque Converter Clutch/Cruise Control Release Switch Adjustment .
  5. Install the left closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Left Side.