GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 891692  Size: SH
  1. Remove the shift control trim plate by lifting the rear of the trim plate up then pull the plate rearward in order to release the front retaining tabs.
  2. Remove the center console assembly. Refer to Front Floor Console Replacement .

  3. Object Number: 891687  Size: SH
  4. Disconnect the wiring harness connector (3) from the shift lock control pigtail connector.
  5. Important: It may be easier to remove the shift indicator in order to access the lamp sockets. Refer to Automatic Transmission Control Indicator Replacement .

  6. Remove the shift indicator lamp sockets (1 and 2) from the shift indicator by rotating the lamp sockets one quarter turn.

  7. Object Number: 891689  Size: SH
  8. Remove the two screws (1) from the shift lock actuator (2).
  9. Remove the shift lock actuator (2) from the shift control assembly.
  10. Remove the two screws (1) from the tap up/down switch (3).
  11. Remove the tap up/down switch (3) from the shift control assembly.

  12. Object Number: 892507  Size: SH
  13. Remove the shift lock actuator wiring harness from the shift control assembly.

Installation Procedure


    Object Number: 891689  Size: SH
  1. Install the shift lock actuator wiring harness to the shift control assembly.
  2. Install the shift lock actuator (2) to the shift control assembly.
  3. Install the two screws (1) to the shift lock actuator (2).
  4. Install the tap up/down switch (3) to the shift control assembly.
  5. Install the two screws (1) to the tap up/down switch (3).

  6. Object Number: 891687  Size: SH

    Important: If the shift indicator was removed in order to gain access to the lamp sockets, reinstall the shift indicator at this time. Refer to Automatic Transmission Control Indicator Replacement .

  7. Install the shift indicator lamp sockets (1 and 2) to the shift indicator by rotating the lamp sockets one quarter turn.
  8. Connect the wiring harness connector (3) to the shift lock control pigtail connector.

  9. Object Number: 891692  Size: SH
  10. Install the center console assembly. Refer to Front Floor Console Replacement .
  11. Install the shift control trim plate by inserting the front retaining tabs to the console. Then press down on the rear of the trim plate to engage the rear retaining tabs.