GM Service Manual Online
For 1990-2009 cars only

Installation Procedure


    Object Number: 792785  Size: SH
  1. Install new O-ring seals (4-5) to the 4-5 shift solenoid (7), if the O-rings were previously removed.
  2. Install the 4-5 shift solenoid (7) into the control valve body.

  3. Object Number: 795835  Size: SH
  4. Install the 4-5 shift solenoid retainer into the control valve body.

  5. Object Number: 795923  Size: SH
  6. Connect the electrical connector (1) to the 4-5 shift solenoid (2).
  7. Install the transmission fluid pan. Refer to Automatic Transmission Fluid and Filter Replacement.
  8. Important: It is recommended that transmission adaptive pressure (TAP) information be reset.

    Resetting the TAP values using a scan tool will erase all learned values in all cells. As a result, The ECM or TCM will need to relearn TAP values. Transmission performance may be affected as new TAP values are learned.

  9. Reset the TAP values. Refer to Transmission Adaptive Functions.