GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 99903  Size: SH
  1. Remove the case side cover pan. Refer to Control Valve Body Cover Replacement .
  2. Remove the clips retaining the solenoid.

  3. Object Number: 99912  Size: SH
  4. Disconnect the electrical connector.
  5. Remove the solenoid.

Installation Procedure


    Object Number: 99912  Size: SH
  1. Connect the electrical connector.
  2. Install the solenoid.
  3. For specific wiring diagrams, refer to the following diagrams:
  4. • For the 3.1L engine, refer to Automatic Transmission Controls Schematics .
    • For the 3.4L engine, refer to Automatic Transmission Controls Schematics .
    • For the 3.8L engine, refer to Automatic Transmission Controls Schematics .
  5. Install the retaining clips.
  6. Install the case side cover pan. Refer to Control Valve Body Cover Replacement .
  7. Adjust the fluid level.