GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the valve body cover. Refer to Valve Body Cover Replacement .
  2. Remove the transmission mount bracket.

  3. Object Number: 104314  Size: SH
  4. Disconnect the solenoid wire harness from the case electrical connector.
  5. Disconnect the wire leads from the pressure switch.

  6. Object Number: 104317  Size: SH
  7. Remove the torque converter clutch solenoid bolt from the control valve body.

  8. Object Number: 104319  Size: SH
  9. Remove the 3rd clutch pressure switch.
  10. Remove the 2nd clutch pressure switch.

Installation Procedure


    Object Number: 104319  Size: SH
  1. Install the 2nd clutch pressure switch, if applicable.
  2. Tighten
    Tighten to 12 N·m (124 lb in).

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install 3rd clutch pressure switch.
  4. Tighten
    Tighten to 12 N·m (124 lb in).


    Object Number: 104317  Size: SH
  5. Install the torque converter clutch solenoid bolt to the control valve body.
  6. Install the O-ring.
  7. Tighten
    Tighten to 12 N·m (124 lb in).


    Object Number: 104314  Size: SH
  8. Connect the wire leads to the pressure switch.
  9. Connect the solenoid wire harness to the case electrical connector.
  10. Install the transmission mount bracket.
  11. Install the valve body cover with a new gasket. Refer to Valve Body Cover Replacement .
  12. Check the oil level.