GM Service Manual Online
For 1990-2009 cars only

Control Valve Body Wiring Harness

Removal Procedure

  1. Remove the oil pan and oil filter. Refer to Changing Fluid and Oil Filter .

  2. Object Number: 159640  Size: SH
  3. Disconnect the electrical connectors from solenoid valves (1, 2).
  4. Remove the wiring harness connector from transmission housing.
  5. Remove the wiring harness.

Installation Procedure

  1. Install the wiring harness.
  2. Install the wiring harness connector to transmission housing.

  3. Object Number: 159640  Size: SH
  4. Connect the electrical connectors to solenoid valves (1, 2).
  5. Install the oil pan and the oil filter. Refer to Changing Fluid and Oil Filter .